What in Hell is Bad? : Teen1.9.17
Publisher Description
Experience "What in Hell is Bad?" in a Teen-friendly version!
※ This app is a 12+ version of "What in Hell is Bad?".
※ Now available with adjusted illustrations and story elements for a 12+ audience!
Old legend about Solomon and 72 devils... And you are now the main character of the story!
You, who were having a normal day. An beautiful angel appears in front of you and suddenly swings a sickle...!
"What?! I'm the last descendant of King Solomon...?! But why is an angel attacking me!!"
Surprisingly, it was the angel's enemy, the devil, Satan, who saved you from the attack.
You are the very important key to the fight between old hell and heaven that humans didn't know! You head to hell with Satan, the devil, in exchange for saving your life and your childhood friend where...
It was a paradise full of handsome men(devils)?!
Descendant of Solomon, you must meet the '72 Devils of Solomon' in hell from now on and release the magic that Solomon, your ancestor, has hung on them to make them freer and stronger!
- A fully voiced main story with a super voice actor crew
- My characters that you can touch, scratch, and stroke for real
- Illustrations of world class quality
- Over 100 stories, over 100 stages
- It is not scary! Cute and adorable battle illustrations
And many more stories and devils are waiting for you.
Version History - L-grade NEW character “Beelzebub (Tanning)” Chance-Up Summon & Nightmare Pass
- New Event Story "Where You Rested Your Back"
- Please join us in celebrating Lucifer's birthday!
- Bug fixed 1.9.17 Sep 3 - L-grade NEW character "Leviathan(Swimsuit)" Chance-Up Summon
- New Event Story "The Summer Banquet of Walpurgis and the Journey to Earth"
- New A+ Character "Shax"
- Bug fixed 1.9.16 Aug 5 - S+-grade NEW character "Michael (Beach)" Chance-Up Summon
- Bug fixed 1.9.15 Jul 21 - L-grade NEW character ""Belphegor (Reverse Bunny)"" Chance-Up Summon & Nightmare Pass
- New Event Story ""The Brotherhood No One Remembers""
- Bug fixed 1.9.14 Jul 2 - L-grade NEW character ""Mammon(Delinquent)"" Chance-Up Summon & Nightmare Pass
- New Event Story ""The Delinquent’s Thief Hunt""
- Bug fixed 1.9.13 Jun 4 - L-grade NEW character "Lucifer(Student)" Chance-Up Summon
- New Event Story "The Sweetest Test in the World"
- Limited-time Exchange Shop and more!
- Bug fixed 1.9.12 Apr 30 - Please join us in celebrating Belzebub's birthday!
- L-grade NEW character "Leviathan(OL)" Chance-Up Summon
- New Event Story "Devil Wears an OL Look"
- Guess who the little devil is that showed up on April Fools' Day!
- Bug fixed 1.9.11 Apr 1 - L-grade character "Lucifer(Butler)" Chance-Up Summon re-run!
- Limited exchange shop Open!
- Bug fixed 1.9.10 Mar 18 - L-grade NEW character "Gamigin(Panchira)" Chance-Up Summon
- New Event Story "A Baptism for a Nameless Devil"
- Bug fixed 1.9.9 Mar 6 - Celebrate Valentine’s Day with exclusive event!
- L-grade NEW character "Satan(Cat)" Chance-Up Summon
- New Evolution Reward available for "Satan(Selfie)"
- Bug fixed 1.9.8 Feb 10 - L-grade character "Mammon(Shower)" Chance-Up Summon!
- New Evolution Reward available for "Mammon(Selfie)"
- Hell Oh! Talk update (7th-day daily chat added)
- Bug fixed 1.9.7 Jan 22 - New L-grade character "Gabriel(Attacker)" Nightmare Pass & Chance-Up Summon
- New Sub Story "One who walks both Heaven and Hell"
- Bug fixed 1.9.6 Jan 8 - New L-grade character "Asmodeus(Wedding)" Nightmare Pass & Chance-Up Summon
- New Sub Story "The Christmas Cake and Saint Milk Messiah"
- Christmas limited Exchange Shop & 7-day Login Bonus and more!
- Bug fixed 1.9.5 12/17/2025 - New L-grade character "Raphael(Attacker)" Nightmare Pass & Chance-Up Summon
- Idle animation added for Mammon
- Bug fixed 1.9.4 12/03/2025 - L-grade character "Juno P. Cruel Orgasm 666"(a.k.a Ppyong) Nightmare Pass & Chance-Up Summon
- Bug fixed 1.9.3 11/19/2025 Join us in celebrating the 2nd anniversary of "What in Hell is Bad?"!
- New L-grade character "Lucifer(Bloodshed)" Nightmare Pass & Chance-Up Summon
- Bug fixed 1.9.2 10/22/2025 Join us in celebrating the 2nd anniversary of "What in Hell is Bad?"!
- 2nd Anniversary event now available!
- New L-grade character "Leviathan(School Uniform)" Nightmare Pass & Chance-Up Summon
- New Mini game "Jormungandr Game" released 1.9.0 10/02/2025 - L-Grade Leviathan(Butt) Nightmare Pass & Chance-Up Summon
- Main Story Chapter 8 Update!
- Level cap for devils has been expanded (90 → 99) 1.8.19 09/03/2025 - L Grade Satan(Humanization) Chance-up Summon 1.8.18 08/20/2025 - S+ Grade Gabriel (Beach) Nightmare Pass & Chance-up Summon
- New Event Story (The Man Standing at the Boundary Between The Sky and Sea (Part 2)) 1.8.17 08/06/2025 - L-grade Beelzebub (Pirate) Nightmare Pass & Chance-up Summon
- L-Grade Mammon (Pirate) Chance-UP Summon
- New A and B-Grade Characters Added.
- Minor bugs fixed 1.8.16 07/09/2025 - Opening of Purson's Anchor Exchange Shop!
- Lobby Icon Feature Improvement
- New Event Story (The Man Standing at the Boundary Between The Sky and Sea (Part 1)) 1.8.15 07/02/2025 - Beelzebub (Five Deadly Sins) Rerun Summon Open
- A+ Vassago Added to Summon Pool
- Mini Event Story ( Harumon's Diary )
- Minor bugs fixed 1.8.13 06/25/2025 - L-grade Leviathan (Victory) Nightmare Pass & Chance-up Summon now available!
- Chatroom Feature Improvements
- Draw History Feature Added
- Minor bugs fixed 1.8.12 06/04/2025 - L-grade new character Asmodeus(Teacher) Chance-up Summon
- S-grade new character Agares Chance-up Summon
- Belphegor’s Birthday Login Event
- Belphegor’s Birthday Chat Message
- Niflheim Chance-UP Summon
- Special Currency Collection Event ( Royal Horn Ring )
- New Event Story Released (The Stolen Throne and the Forgotten Tale)
- Increased Plays for Realm of the Seraphim
- Minor bugs fixed 1.8.11 05/19/2025
About What in Hell is Bad? : Teen
The company that develops What in Hell is Bad? : Teen is Prettybusy Co.,Ltd. The latest version released by its developer is 1.9.17.
To install What in Hell is Bad? : Teen on your iOS device, just click the green Continue To App button above to start the installation process. The app is listed on our website since 2026-10-06 and was downloaded 0 times. We have already checked if the download link is safe, however for your own protection we recommend that you scan the downloaded app with your antivirus. Your antivirus may detect the What in Hell is Bad? : Teen as malware if the download link is broken.
How to install What in Hell is Bad? : Teen on your iOS device:
- Click on the Continue To App button on our website. This will redirect you to the App Store.
- Once the What in Hell is Bad? : Teen is shown in the iTunes listing of your iOS device, you can start its download and installation. Tap on the GET button to the right of the app to start downloading it.
- If you are not logged-in the iOS appstore app, you'll be prompted for your your Apple ID and/or password.
- After What in Hell is Bad? : Teen is downloaded, you'll see an INSTALL button to the right. Tap on it to start the actual installation of the iOS app.
- Once installation is finished you can tap on the OPEN button to start it. Its icon will also be added to your device home screen.
Program Details
System requirements
Download information
Pricing
Version History
version 1.9.17
posted on 2026-10-06
Version History - L-grade NEW character “Beelzebub (Tanning)” Chance-Up Summon & Nightmare Pass
- New Event Story "Where You Rested Your Back"
- Please join us in celebrating Lucifer's birthday!
- Bug fixed 1.9.17 Sep 3 - L-grade NEW character "Leviathan(Swimsuit)" Chance-Up Summon
- New Event Story "The Summer Banquet of Walpurgis and the Journey to Earth"
- New A+ Character "Shax"
- Bug fixed 1.9.16 Aug 5 - S+-grade NEW character "Michael (Beach)" Chance-Up Summon
- Bug fixed 1.9.15 Jul 21 - L-grade NEW character ""Belphegor (Reverse Bunny)"" Chance-Up Summon & Nightmare Pass
- New Event Story ""The Brotherhood No One Remembers""
- Bug fixed 1.9.14 Jul 2 - L-grade NEW character ""Mammon(Delinquent)"" Chance-Up Summon & Nightmare Pass
- New Event Story ""The Delinquent’s Thief Hunt""
- Bug fixed 1.9.13 Jun 4 - L-grade NEW character "Lucifer(Student)" Chance-Up Summon
- New Event Story "The Sweetest Test in the World"
- Limited-time Exchange Shop and more!
- Bug fixed 1.9.12 Apr 30 - Please join us in celebrating Belzebub's birthday!
- L-grade NEW character "Leviathan(OL)" Chance-Up Summon
- New Event Story "Devil Wears an OL Look"
- Guess who the little devil is that showed up on April Fools' Day!
- Bug fixed 1.9.11 Apr 1 - L-grade character "Lucifer(Butler)" Chance-Up Summon re-run!
- Limited exchange shop Open!
- Bug fixed 1.9.10 Mar 18 - L-grade NEW character "Gamigin(Panchira)" Chance-Up Summon
- New Event Story "A Baptism for a Nameless Devil"
- Bug fixed 1.9.9 Mar 6 - Celebrate Valentine’s Day with exclusive event!
- L-grade NEW character "Satan(Cat)" Chance-Up Summon
- New Evolution Reward available for "Satan(Selfie)"
- Bug fixed 1.9.8 Feb 10 - L-grade character "Mammon(Shower)" Chance-Up Summon!
- New Evolution Reward available for "Mammon(Selfie)"
- Hell Oh! Talk update (7th-day daily chat added)
- Bug fixed 1.9.7 Jan 22 - New L-grade character "Gabriel(Attacker)" Nightmare Pass & Chance-Up Summon
- New Sub Story "One who walks both Heaven and Hell"
- Bug fixed 1.9.6 Jan 8 - New L-grade character "Asmodeus(Wedding)" Nightmare Pass & Chance-Up Summon
- New Sub Story "The Christmas Cake and Saint Milk Messiah"
- Christmas limited Exchange Shop & 7-day Login Bonus and more!
- Bug fixed 1.9.5 12/17/2025 - New L-grade character "Raphael(Attacker)" Nightmare Pass & Chance-Up Summon
- Idle animation added for Mammon
- Bug fixed 1.9.4 12/03/2025 - L-grade character "Juno P. Cruel Orgasm 666"(a.k.a Ppyong) Nightmare Pass & Chance-Up Summon
- Bug fixed 1.9.3 11/19/2025 Join us in celebrating the 2nd anniversary of "What in Hell is Bad?"!
- New L-grade character "Lucifer(Bloodshed)" Nightmare Pass & Chance-Up Summon
- Bug fixed 1.9.2 10/22/2025 Join us in celebrating the 2nd anniversary of "What in Hell is Bad?"!
- 2nd Anniversary event now available!
- New L-grade character "Leviathan(School Uniform)" Nightmare Pass & Chance-Up Summon
- New Mini game "Jormungandr Game" released 1.9.0 10/02/2025 - L-Grade Leviathan(Butt) Nightmare Pass & Chance-Up Summon
- Main Story Chapter 8 Update!
- Level cap for devils has been expanded (90 → 99) 1.8.19 09/03/2025 - L Grade Satan(Humanization) Chance-up Summon 1.8.18 08/20/2025 - S+ Grade Gabriel (Beach) Nightmare Pass & Chance-up Summon
- New Event Story (The Man Standing at the Boundary Between The Sky and Sea (Part 2)) 1.8.17 08/06/2025 - L-grade Beelzebub (Pirate) Nightmare Pass & Chance-up Summon
- L-Grade Mammon (Pirate) Chance-UP Summon
- New A and B-Grade Characters Added.
- Minor bugs fixed 1.8.16 07/09/2025 - Opening of Purson's Anchor Exchange Shop!
- Lobby Icon Feature Improvement
- New Event Story (The Man Standing at the Boundary Between The Sky and Sea (Part 1)) 1.8.15 07/02/2025 - Beelzebub (Five Deadly Sins) Rerun Summon Open
- A+ Vassago Added to Summon Pool
- Mini Event Story ( Harumon's Diary )
- Minor bugs fixed 1.8.13 06/25/2025 - L-grade Leviathan (Victory) Nightmare Pass & Chance-up Summon now available!
- Chatroom Feature Improvements
- Draw History Feature Added
- Minor bugs fixed 1.8.12 06/04/2025 - L-grade new character Asmodeus(Teacher) Chance-up Summon
- S-grade new character Agares Chance-up Summon
- Belphegor’s Birthday Login Event
- Belphegor’s Birthday Chat Message
- Niflheim Chance-UP Summon
- Special Currency Collection Event ( Royal Horn Ring )
- New Event Story Released (The Stolen Throne and the Forgotten Tale)
- Increased Plays for Realm of the Seraphim
- Minor bugs fixed 1.8.11 05/19/2025
version 1.9.17
posted on 2026-09-03
Version History - L-grade NEW character “Beelzebub (Tanning)” Chance-Up Summon & Nightmare Pass
- New Event Story "Where You Rested Your Back"
- Please join us in celebrating Lucifer's birthday!
- Bug fixed 1.9.17 9h ago - L-grade NEW character "Leviathan(Swimsuit)" Chance-Up Summon
- New Event Story "The Summer Banquet of Walpurgis and the Journey to Earth"
- New A+ Character "Shax"
- Bug fixed 1.9.16 Aug 5 - S+-grade NEW character "Michael (Beach)" Chance-Up Summon
- Bug fixed 1.9.15 Jul 21 - L-grade NEW character ""Belphegor (Reverse Bunny)"" Chance-Up Summon & Nightmare Pass
- New Event Story ""The Brotherhood No One Remembers""
- Bug fixed 1.9.14 Jul 2 - L-grade NEW character ""Mammon(Delinquent)"" Chance-Up Summon & Nightmare Pass
- New Event Story ""The Delinquent’s Thief Hunt""
- Bug fixed 1.9.13 Jun 4 - L-grade NEW character "Lucifer(Student)" Chance-Up Summon
- New Event Story "The Sweetest Test in the World"
- Limited-time Exchange Shop and more!
- Bug fixed 1.9.12 Apr 30 - Please join us in celebrating Belzebub's birthday!
- L-grade NEW character "Leviathan(OL)" Chance-Up Summon
- New Event Story "Devil Wears an OL Look"
- Guess who the little devil is that showed up on April Fools' Day!
- Bug fixed 1.9.11 Apr 1 - L-grade character "Lucifer(Butler)" Chance-Up Summon re-run!
- Limited exchange shop Open!
- Bug fixed 1.9.10 Mar 18 - L-grade NEW character "Gamigin(Panchira)" Chance-Up Summon
- New Event Story "A Baptism for a Nameless Devil"
- Bug fixed 1.9.9 Mar 6 - Celebrate Valentine’s Day with exclusive event!
- L-grade NEW character "Satan(Cat)" Chance-Up Summon
- New Evolution Reward available for "Satan(Selfie)"
- Bug fixed 1.9.8 Feb 10 - L-grade character "Mammon(Shower)" Chance-Up Summon!
- New Evolution Reward available for "Mammon(Selfie)"
- Hell Oh! Talk update (7th-day daily chat added)
- Bug fixed 1.9.7 Jan 22 - New L-grade character "Gabriel(Attacker)" Nightmare Pass & Chance-Up Summon
- New Sub Story "One who walks both Heaven and Hell"
- Bug fixed 1.9.6 Jan 8 - New L-grade character "Asmodeus(Wedding)" Nightmare Pass & Chance-Up Summon
- New Sub Story "The Christmas Cake and Saint Milk Messiah"
- Christmas limited Exchange Shop & 7-day Login Bonus and more!
- Bug fixed 1.9.5 12/17/2025 - New L-grade character "Raphael(Attacker)" Nightmare Pass & Chance-Up Summon
- Idle animation added for Mammon
- Bug fixed 1.9.4 12/03/2025 - L-grade character "Juno P. Cruel Orgasm 666"(a.k.a Ppyong) Nightmare Pass & Chance-Up Summon
- Bug fixed 1.9.3 11/19/2025 Join us in celebrating the 2nd anniversary of "What in Hell is Bad?"!
- New L-grade character "Lucifer(Bloodshed)" Nightmare Pass & Chance-Up Summon
- Bug fixed 1.9.2 10/22/2025 Join us in celebrating the 2nd anniversary of "What in Hell is Bad?"!
- 2nd Anniversary event now available!
- New L-grade character "Leviathan(School Uniform)" Nightmare Pass & Chance-Up Summon
- New Mini game "Jormungandr Game" released 1.9.0 10/02/2025 - L-Grade Leviathan(Butt) Nightmare Pass & Chance-Up Summon
- Main Story Chapter 8 Update!
- Level cap for devils has been expanded (90 → 99) 1.8.19 09/03/2025 - L Grade Satan(Humanization) Chance-up Summon 1.8.18 08/20/2025 - S+ Grade Gabriel (Beach) Nightmare Pass & Chance-up Summon
- New Event Story (The Man Standing at the Boundary Between The Sky and Sea (Part 2)) 1.8.17 08/06/2025 - L-grade Beelzebub (Pirate) Nightmare Pass & Chance-up Summon
- L-Grade Mammon (Pirate) Chance-UP Summon
- New A and B-Grade Characters Added.
- Minor bugs fixed 1.8.16 07/09/2025 - Opening of Purson's Anchor Exchange Shop!
- Lobby Icon Feature Improvement
- New Event Story (The Man Standing at the Boundary Between The Sky and Sea (Part 1)) 1.8.15 07/02/2025 - Beelzebub (Five Deadly Sins) Rerun Summon Open
- A+ Vassago Added to Summon Pool
- Mini Event Story ( Harumon's Diary )
- Minor bugs fixed 1.8.13 06/25/2025 - L-grade Leviathan (Victory) Nightmare Pass & Chance-up Summon now available!
- Chatroom Feature Improvements
- Draw History Feature Added
- Minor bugs fixed 1.8.12 06/04/2025 - L-grade new character Asmodeus(Teacher) Chance-up Summon
- S-grade new character Agares Chance-up Summon
- Belphegor’s Birthday Login Event
- Belphegor’s Birthday Chat Message
- Niflheim Chance-UP Summon
- Special Currency Collection Event ( Royal Horn Ring )
- New Event Story Released (The Stolen Throne and the Forgotten Tale)
- Increased Plays for Realm of the Seraphim
- Minor bugs fixed 1.8.11 05/19/2025
version 1.9.16
posted on 2026-08-21
Version History - L-grade NEW character "Leviathan(Swimsuit)" Chance-Up Summon
- New Event Story "The Summer Banquet of Walpurgis and the Journey to Earth"
- New A+ Character "Shax"
- Bug fixed 1.9.16 Aug 5 - S+-grade NEW character "Michael (Beach)" Chance-Up Summon
- Bug fixed 1.9.15 Jul 21 - L-grade NEW character ""Belphegor (Reverse Bunny)"" Chance-Up Summon & Nightmare Pass
- New Event Story ""The Brotherhood No One Remembers""
- Bug fixed 1.9.14 Jul 2 - L-grade NEW character ""Mammon(Delinquent)"" Chance-Up Summon & Nightmare Pass
- New Event Story ""The Delinquent’s Thief Hunt""
- Bug fixed 1.9.13 Jun 4 - L-grade NEW character "Lucifer(Student)" Chance-Up Summon
- New Event Story "The Sweetest Test in the World"
- Limited-time Exchange Shop and more!
- Bug fixed 1.9.12 Apr 30 - Please join us in celebrating Belzebub's birthday!
- L-grade NEW character "Leviathan(OL)" Chance-Up Summon
- New Event Story "Devil Wears an OL Look"
- Guess who the little devil is that showed up on April Fools' Day!
- Bug fixed 1.9.11 Apr 1 - L-grade character "Lucifer(Butler)" Chance-Up Summon re-run!
- Limited exchange shop Open!
- Bug fixed 1.9.10 Mar 18 - L-grade NEW character "Gamigin(Panchira)" Chance-Up Summon
- New Event Story "A Baptism for a Nameless Devil"
- Bug fixed 1.9.9 Mar 6 - Celebrate Valentine’s Day with exclusive event!
- L-grade NEW character "Satan(Cat)" Chance-Up Summon
- New Evolution Reward available for "Satan(Selfie)"
- Bug fixed 1.9.8 Feb 10 - L-grade character "Mammon(Shower)" Chance-Up Summon!
- New Evolution Reward available for "Mammon(Selfie)"
- Hell Oh! Talk update (7th-day daily chat added)
- Bug fixed 1.9.7 Jan 22 - New L-grade character "Gabriel(Attacker)" Nightmare Pass & Chance-Up Summon
- New Sub Story "One who walks both Heaven and Hell"
- Bug fixed 1.9.6 Jan 8 - New L-grade character "Asmodeus(Wedding)" Nightmare Pass & Chance-Up Summon
- New Sub Story "The Christmas Cake and Saint Milk Messiah"
- Christmas limited Exchange Shop & 7-day Login Bonus and more!
- Bug fixed 1.9.5 12/17/2025 - New L-grade character "Raphael(Attacker)" Nightmare Pass & Chance-Up Summon
- Idle animation added for Mammon
- Bug fixed 1.9.4 12/03/2025 - L-grade character "Juno P. Cruel Orgasm 666"(a.k.a Ppyong) Nightmare Pass & Chance-Up Summon
- Bug fixed 1.9.3 11/19/2025 Join us in celebrating the 2nd anniversary of "What in Hell is Bad?"!
- New L-grade character "Lucifer(Bloodshed)" Nightmare Pass & Chance-Up Summon
- Bug fixed 1.9.2 10/22/2025 Join us in celebrating the 2nd anniversary of "What in Hell is Bad?"!
- 2nd Anniversary event now available!
- New L-grade character "Leviathan(School Uniform)" Nightmare Pass & Chance-Up Summon
- New Mini game "Jormungandr Game" released 1.9.0 10/02/2025 - L-Grade Leviathan(Butt) Nightmare Pass & Chance-Up Summon
- Main Story Chapter 8 Update!
- Level cap for devils has been expanded (90 → 99) 1.8.19 09/03/2025 - L Grade Satan(Humanization) Chance-up Summon 1.8.18 08/20/2025 - S+ Grade Gabriel (Beach) Nightmare Pass & Chance-up Summon
- New Event Story (The Man Standing at the Boundary Between The Sky and Sea (Part 2)) 1.8.17 08/06/2025 - L-grade Beelzebub (Pirate) Nightmare Pass & Chance-up Summon
- L-Grade Mammon (Pirate) Chance-UP Summon
- New A and B-Grade Characters Added.
- Minor bugs fixed 1.8.16 07/09/2025 - Opening of Purson's Anchor Exchange Shop!
- Lobby Icon Feature Improvement
- New Event Story (The Man Standing at the Boundary Between The Sky and Sea (Part 1)) 1.8.15 07/02/2025 - Beelzebub (Five Deadly Sins) Rerun Summon Open
- A+ Vassago Added to Summon Pool
- Mini Event Story ( Harumon's Diary )
- Minor bugs fixed 1.8.13 06/25/2025 - L-grade Leviathan (Victory) Nightmare Pass & Chance-up Summon now available!
- Chatroom Feature Improvements
- Draw History Feature Added
- Minor bugs fixed 1.8.12 06/04/2025 - L-grade new character Asmodeus(Teacher) Chance-up Summon
- S-grade new character Agares Chance-up Summon
- Belphegor’s Birthday Login Event
- Belphegor’s Birthday Chat Message
- Niflheim Chance-UP Summon
- Special Currency Collection Event ( Royal Horn Ring )
- New Event Story Released (The Stolen Throne and the Forgotten Tale)
- Increased Plays for Realm of the Seraphim
- Minor bugs fixed 1.8.11 05/19/2025 - L-grade Belphegor(Attacker) Nightmare Pass & Chance-up Summon now available!
- Monthly Solomon's Lesser Key has been added to the Nightmare Pancake Shop
- Summon Balance Adjustment for S+ Grade Character/Artifact
- Chatroom Feature Improvements
- Addition of UI Hiding Feature
- Artifact enhancing UI/UX Improvements
- Minor bugs fixed 1.8.10 05/07/2025
version 1.9.15
posted on 2026-07-24
Version History - S+-grade NEW character "Michael (Beach)" Chance-Up Summon
- Bug fixed 1.9.15 3d ago - L-grade NEW character ""Belphegor (Reverse Bunny)"" Chance-Up Summon & Nightmare Pass
- New Event Story ""The Brotherhood No One Remembers""
- Bug fixed 1.9.14 Jul 2 - L-grade NEW character ""Mammon(Delinquent)"" Chance-Up Summon & Nightmare Pass
- New Event Story ""The Delinquent’s Thief Hunt""
- Bug fixed 1.9.13 Jun 4 - L-grade NEW character "Lucifer(Student)" Chance-Up Summon
- New Event Story "The Sweetest Test in the World"
- Limited-time Exchange Shop and more!
- Bug fixed 1.9.12 Apr 30 - Please join us in celebrating Belzebub's birthday!
- L-grade NEW character "Leviathan(OL)" Chance-Up Summon
- New Event Story "Devil Wears an OL Look"
- Guess who the little devil is that showed up on April Fools' Day!
- Bug fixed 1.9.11 Apr 1 - L-grade character "Lucifer(Butler)" Chance-Up Summon re-run!
- Limited exchange shop Open!
- Bug fixed 1.9.10 Mar 18 - L-grade NEW character "Gamigin(Panchira)" Chance-Up Summon
- New Event Story "A Baptism for a Nameless Devil"
- Bug fixed 1.9.9 Mar 6 - Celebrate Valentine’s Day with exclusive event!
- L-grade NEW character "Satan(Cat)" Chance-Up Summon
- New Evolution Reward available for "Satan(Selfie)"
- Bug fixed 1.9.8 Feb 10 - L-grade character "Mammon(Shower)" Chance-Up Summon!
- New Evolution Reward available for "Mammon(Selfie)"
- Hell Oh! Talk update (7th-day daily chat added)
- Bug fixed 1.9.7 Jan 22 - New L-grade character "Gabriel(Attacker)" Nightmare Pass & Chance-Up Summon
- New Sub Story "One who walks both Heaven and Hell"
- Bug fixed 1.9.6 Jan 8 - New L-grade character "Asmodeus(Wedding)" Nightmare Pass & Chance-Up Summon
- New Sub Story "The Christmas Cake and Saint Milk Messiah"
- Christmas limited Exchange Shop & 7-day Login Bonus and more!
- Bug fixed 1.9.5 12/17/2025 - New L-grade character "Raphael(Attacker)" Nightmare Pass & Chance-Up Summon
- Idle animation added for Mammon
- Bug fixed 1.9.4 12/03/2025 - L-grade character "Juno P. Cruel Orgasm 666"(a.k.a Ppyong) Nightmare Pass & Chance-Up Summon
- Bug fixed 1.9.3 11/19/2025 Join us in celebrating the 2nd anniversary of "What in Hell is Bad?"!
- New L-grade character "Lucifer(Bloodshed)" Nightmare Pass & Chance-Up Summon
- Bug fixed 1.9.2 10/22/2025 Join us in celebrating the 2nd anniversary of "What in Hell is Bad?"!
- 2nd Anniversary event now available!
- New L-grade character "Leviathan(School Uniform)" Nightmare Pass & Chance-Up Summon
- New Mini game "Jormungandr Game" released 1.9.0 10/02/2025 - L-Grade Leviathan(Butt) Nightmare Pass & Chance-Up Summon
- Main Story Chapter 8 Update!
- Level cap for devils has been expanded (90 → 99) 1.8.19 09/03/2025 - L Grade Satan(Humanization) Chance-up Summon 1.8.18 08/20/2025 - S+ Grade Gabriel (Beach) Nightmare Pass & Chance-up Summon
- New Event Story (The Man Standing at the Boundary Between The Sky and Sea (Part 2)) 1.8.17 08/06/2025 - L-grade Beelzebub (Pirate) Nightmare Pass & Chance-up Summon
- L-Grade Mammon (Pirate) Chance-UP Summon
- New A and B-Grade Characters Added.
- Minor bugs fixed 1.8.16 07/09/2025 - Opening of Purson's Anchor Exchange Shop!
- Lobby Icon Feature Improvement
- New Event Story (The Man Standing at the Boundary Between The Sky and Sea (Part 1)) 1.8.15 07/02/2025 - Beelzebub (Five Deadly Sins) Rerun Summon Open
- A+ Vassago Added to Summon Pool
- Mini Event Story ( Harumon's Diary )
- Minor bugs fixed 1.8.13 06/25/2025 - L-grade Leviathan (Victory) Nightmare Pass & Chance-up Summon now available!
- Chatroom Feature Improvements
- Draw History Feature Added
- Minor bugs fixed 1.8.12 06/04/2025 - L-grade new character Asmodeus(Teacher) Chance-up Summon
- S-grade new character Agares Chance-up Summon
- Belphegor’s Birthday Login Event
- Belphegor’s Birthday Chat Message
- Niflheim Chance-UP Summon
- Special Currency Collection Event ( Royal Horn Ring )
- New Event Story Released (The Stolen Throne and the Forgotten Tale)
- Increased Plays for Realm of the Seraphim
- Minor bugs fixed 1.8.11 05/19/2025 - L-grade Belphegor(Attacker) Nightmare Pass & Chance-up Summon now available!
- Monthly Solomon's Lesser Key has been added to the Nightmare Pancake Shop
- Summon Balance Adjustment for S+ Grade Character/Artifact
- Chatroom Feature Improvements
- Addition of UI Hiding Feature
- Artifact enhancing UI/UX Improvements
- Minor bugs fixed 1.8.10 05/07/2025 - L-grade new character Leviathan (Maid) Chance-up Summon
- Minor bugs fixed 1.8.9 04/24/2025
version 1.9.14
posted on 2026-07-06
Version History - L-grade NEW character ""Belphegor (Reverse Bunny)"" Chance-Up Summon & Nightmare Pass
- New Event Story ""The Brotherhood No One Remembers""
- Bug fixed 1.9.14 4d ago - L-grade NEW character ""Mammon(Delinquent)"" Chance-Up Summon & Nightmare Pass
- New Event Story ""The Delinquent’s Thief Hunt""
- Bug fixed 1.9.13 Jun 4 - L-grade NEW character "Lucifer(Student)" Chance-Up Summon
- New Event Story "The Sweetest Test in the World"
- Limited-time Exchange Shop and more!
- Bug fixed 1.9.12 Apr 30 - Please join us in celebrating Belzebub's birthday!
- L-grade NEW character "Leviathan(OL)" Chance-Up Summon
- New Event Story "Devil Wears an OL Look"
- Guess who the little devil is that showed up on April Fools' Day!
- Bug fixed 1.9.11 Apr 1 - L-grade character "Lucifer(Butler)" Chance-Up Summon re-run!
- Limited exchange shop Open!
- Bug fixed 1.9.10 Mar 18 - L-grade NEW character "Gamigin(Panchira)" Chance-Up Summon
- New Event Story "A Baptism for a Nameless Devil"
- Bug fixed 1.9.9 Mar 6 - Celebrate Valentine’s Day with exclusive event!
- L-grade NEW character "Satan(Cat)" Chance-Up Summon
- New Evolution Reward available for "Satan(Selfie)"
- Bug fixed 1.9.8 Feb 10 - L-grade character "Mammon(Shower)" Chance-Up Summon!
- New Evolution Reward available for "Mammon(Selfie)"
- Hell Oh! Talk update (7th-day daily chat added)
- Bug fixed 1.9.7 Jan 22 - New L-grade character "Gabriel(Attacker)" Nightmare Pass & Chance-Up Summon
- New Sub Story "One who walks both Heaven and Hell"
- Bug fixed 1.9.6 Jan 8 - New L-grade character "Asmodeus(Wedding)" Nightmare Pass & Chance-Up Summon
- New Sub Story "The Christmas Cake and Saint Milk Messiah"
- Christmas limited Exchange Shop & 7-day Login Bonus and more!
- Bug fixed 1.9.5 12/17/2025 - New L-grade character "Raphael(Attacker)" Nightmare Pass & Chance-Up Summon
- Idle animation added for Mammon
- Bug fixed 1.9.4 12/03/2025 - L-grade character "Juno P. Cruel Orgasm 666"(a.k.a Ppyong) Nightmare Pass & Chance-Up Summon
- Bug fixed 1.9.3 11/19/2025 Join us in celebrating the 2nd anniversary of "What in Hell is Bad?"!
- New L-grade character "Lucifer(Bloodshed)" Nightmare Pass & Chance-Up Summon
- Bug fixed 1.9.2 10/22/2025 Join us in celebrating the 2nd anniversary of "What in Hell is Bad?"!
- 2nd Anniversary event now available!
- New L-grade character "Leviathan(School Uniform)" Nightmare Pass & Chance-Up Summon
- New Mini game "Jormungandr Game" released 1.9.0 10/02/2025 - L-Grade Leviathan(Butt) Nightmare Pass & Chance-Up Summon
- Main Story Chapter 8 Update!
- Level cap for devils has been expanded (90 → 99) 1.8.19 09/03/2025 - L Grade Satan(Humanization) Chance-up Summon 1.8.18 08/20/2025 - S+ Grade Gabriel (Beach) Nightmare Pass & Chance-up Summon
- New Event Story (The Man Standing at the Boundary Between The Sky and Sea (Part 2)) 1.8.17 08/06/2025 - L-grade Beelzebub (Pirate) Nightmare Pass & Chance-up Summon
- L-Grade Mammon (Pirate) Chance-UP Summon
- New A and B-Grade Characters Added.
- Minor bugs fixed 1.8.16 07/09/2025 - Opening of Purson's Anchor Exchange Shop!
- Lobby Icon Feature Improvement
- New Event Story (The Man Standing at the Boundary Between The Sky and Sea (Part 1)) 1.8.15 07/02/2025 - Beelzebub (Five Deadly Sins) Rerun Summon Open
- A+ Vassago Added to Summon Pool
- Mini Event Story ( Harumon's Diary )
- Minor bugs fixed 1.8.13 06/25/2025 - L-grade Leviathan (Victory) Nightmare Pass & Chance-up Summon now available!
- Chatroom Feature Improvements
- Draw History Feature Added
- Minor bugs fixed 1.8.12 06/04/2025 - L-grade new character Asmodeus(Teacher) Chance-up Summon
- S-grade new character Agares Chance-up Summon
- Belphegor’s Birthday Login Event
- Belphegor’s Birthday Chat Message
- Niflheim Chance-UP Summon
- Special Currency Collection Event ( Royal Horn Ring )
- New Event Story Released (The Stolen Throne and the Forgotten Tale)
- Increased Plays for Realm of the Seraphim
- Minor bugs fixed 1.8.11 05/19/2025 - L-grade Belphegor(Attacker) Nightmare Pass & Chance-up Summon now available!
- Monthly Solomon's Lesser Key has been added to the Nightmare Pancake Shop
- Summon Balance Adjustment for S+ Grade Character/Artifact
- Chatroom Feature Improvements
- Addition of UI Hiding Feature
- Artifact enhancing UI/UX Improvements
- Minor bugs fixed 1.8.10 05/07/2025 - L-grade new character Leviathan (Maid) Chance-up Summon
- Minor bugs fixed 1.8.9 04/24/2025 - L-grade new character Lucifer(Butler) Chance-up Summon & Nightmare Pass released!
- Minor bugs fixed 1.8.8 04/09/2025
version 1.9.13
posted on 2026-06-29
Version History - L-grade NEW character ""Mammon(Delinquent)"" Chance-Up Summon & Nightmare Pass
- New Event Story ""The Delinquent’s Thief Hunt""
- Bug fixed 1.9.13 Jun 4 - L-grade NEW character "Lucifer(Student)" Chance-Up Summon
- New Event Story "The Sweetest Test in the World"
- Limited-time Exchange Shop and more!
- Bug fixed 1.9.12 Apr 30 - Please join us in celebrating Belzebub's birthday!
- L-grade NEW character "Leviathan(OL)" Chance-Up Summon
- New Event Story "Devil Wears an OL Look"
- Guess who the little devil is that showed up on April Fools' Day!
- Bug fixed 1.9.11 Apr 1 - L-grade character "Lucifer(Butler)" Chance-Up Summon re-run!
- Limited exchange shop Open!
- Bug fixed 1.9.10 Mar 18 - L-grade NEW character "Gamigin(Panchira)" Chance-Up Summon
- New Event Story "A Baptism for a Nameless Devil"
- Bug fixed 1.9.9 Mar 6 - Celebrate Valentine’s Day with exclusive event!
- L-grade NEW character "Satan(Cat)" Chance-Up Summon
- New Evolution Reward available for "Satan(Selfie)"
- Bug fixed 1.9.8 Feb 10 - L-grade character "Mammon(Shower)" Chance-Up Summon!
- New Evolution Reward available for "Mammon(Selfie)"
- Hell Oh! Talk update (7th-day daily chat added)
- Bug fixed 1.9.7 Jan 22 - New L-grade character "Gabriel(Attacker)" Nightmare Pass & Chance-Up Summon
- New Sub Story "One who walks both Heaven and Hell"
- Bug fixed 1.9.6 Jan 8 - New L-grade character "Asmodeus(Wedding)" Nightmare Pass & Chance-Up Summon
- New Sub Story "The Christmas Cake and Saint Milk Messiah"
- Christmas limited Exchange Shop & 7-day Login Bonus and more!
- Bug fixed 1.9.5 12/17/2025 - New L-grade character "Raphael(Attacker)" Nightmare Pass & Chance-Up Summon
- Idle animation added for Mammon
- Bug fixed 1.9.4 12/03/2025 - L-grade character "Juno P. Cruel Orgasm 666"(a.k.a Ppyong) Nightmare Pass & Chance-Up Summon
- Bug fixed 1.9.3 11/19/2025 Join us in celebrating the 2nd anniversary of "What in Hell is Bad?"!
- New L-grade character "Lucifer(Bloodshed)" Nightmare Pass & Chance-Up Summon
- Bug fixed 1.9.2 10/22/2025 Join us in celebrating the 2nd anniversary of "What in Hell is Bad?"!
- 2nd Anniversary event now available!
- New L-grade character "Leviathan(School Uniform)" Nightmare Pass & Chance-Up Summon
- New Mini game "Jormungandr Game" released 1.9.0 10/02/2025 - L-Grade Leviathan(Butt) Nightmare Pass & Chance-Up Summon
- Main Story Chapter 8 Update!
- Level cap for devils has been expanded (90 → 99) 1.8.19 09/03/2025 - L Grade Satan(Humanization) Chance-up Summon 1.8.18 08/20/2025 - S+ Grade Gabriel (Beach) Nightmare Pass & Chance-up Summon
- New Event Story (The Man Standing at the Boundary Between The Sky and Sea (Part 2)) 1.8.17 08/06/2025 - L-grade Beelzebub (Pirate) Nightmare Pass & Chance-up Summon
- L-Grade Mammon (Pirate) Chance-UP Summon
- New A and B-Grade Characters Added.
- Minor bugs fixed 1.8.16 07/09/2025 - Opening of Purson's Anchor Exchange Shop!
- Lobby Icon Feature Improvement
- New Event Story (The Man Standing at the Boundary Between The Sky and Sea (Part 1)) 1.8.15 07/02/2025 - Beelzebub (Five Deadly Sins) Rerun Summon Open
- A+ Vassago Added to Summon Pool
- Mini Event Story ( Harumon's Diary )
- Minor bugs fixed 1.8.13 06/25/2025 - L-grade Leviathan (Victory) Nightmare Pass & Chance-up Summon now available!
- Chatroom Feature Improvements
- Draw History Feature Added
- Minor bugs fixed 1.8.12 06/04/2025 - L-grade new character Asmodeus(Teacher) Chance-up Summon
- S-grade new character Agares Chance-up Summon
- Belphegor’s Birthday Login Event
- Belphegor’s Birthday Chat Message
- Niflheim Chance-UP Summon
- Special Currency Collection Event ( Royal Horn Ring )
- New Event Story Released (The Stolen Throne and the Forgotten Tale)
- Increased Plays for Realm of the Seraphim
- Minor bugs fixed 1.8.11 05/19/2025 - L-grade Belphegor(Attacker) Nightmare Pass & Chance-up Summon now available!
- Monthly Solomon's Lesser Key has been added to the Nightmare Pancake Shop
- Summon Balance Adjustment for S+ Grade Character/Artifact
- Chatroom Feature Improvements
- Addition of UI Hiding Feature
- Artifact enhancing UI/UX Improvements
- Minor bugs fixed 1.8.10 05/07/2025 - L-grade new character Leviathan (Maid) Chance-up Summon
- Minor bugs fixed 1.8.9 04/24/2025 - L-grade new character Lucifer(Butler) Chance-up Summon & Nightmare Pass released!
- Minor bugs fixed 1.8.8 04/09/2025 - L-grade new character Asmodeus(Selfie) Chance-up Summon
- S-grade new character Zepar Chance-up Summon
- April Fools' day Event Story available!
- Soft Tail Exchange is opened for celebrating April Fools' day Event
- Minor bugs fixed 1.8.6 03/26/2025
version 1.9.12
posted on 2026-05-29
Version History - L-grade NEW character "Lucifer(Student)" Chance-Up Summon
- New Event Story "The Sweetest Test in the World"
- Limited-time Exchange Shop and more!
- Bug fixed 1.9.12 Apr 30 - Please join us in celebrating Belzebub's birthday!
- L-grade NEW character "Leviathan(OL)" Chance-Up Summon
- New Event Story "Devil Wears an OL Look"
- Guess who the little devil is that showed up on April Fools' Day!
- Bug fixed 1.9.11 Apr 1 - L-grade character "Lucifer(Butler)" Chance-Up Summon re-run!
- Limited exchange shop Open!
- Bug fixed 1.9.10 Mar 18 - L-grade NEW character "Gamigin(Panchira)" Chance-Up Summon
- New Event Story "A Baptism for a Nameless Devil"
- Bug fixed 1.9.9 Mar 6 - Celebrate Valentine’s Day with exclusive event!
- L-grade NEW character "Satan(Cat)" Chance-Up Summon
- New Evolution Reward available for "Satan(Selfie)"
- Bug fixed 1.9.8 Feb 10 - L-grade character "Mammon(Shower)" Chance-Up Summon!
- New Evolution Reward available for "Mammon(Selfie)"
- Hell Oh! Talk update (7th-day daily chat added)
- Bug fixed 1.9.7 Jan 22 - New L-grade character "Gabriel(Attacker)" Nightmare Pass & Chance-Up Summon
- New Sub Story "One who walks both Heaven and Hell"
- Bug fixed 1.9.6 Jan 8 - New L-grade character "Asmodeus(Wedding)" Nightmare Pass & Chance-Up Summon
- New Sub Story "The Christmas Cake and Saint Milk Messiah"
- Christmas limited Exchange Shop & 7-day Login Bonus and more!
- Bug fixed 1.9.5 12/17/2025 - New L-grade character "Raphael(Attacker)" Nightmare Pass & Chance-Up Summon
- Idle animation added for Mammon
- Bug fixed 1.9.4 12/03/2025 - L-grade character "Juno P. Cruel Orgasm 666"(a.k.a Ppyong) Nightmare Pass & Chance-Up Summon
- Bug fixed 1.9.3 11/19/2025 Join us in celebrating the 2nd anniversary of "What in Hell is Bad?"!
- New L-grade character "Lucifer(Bloodshed)" Nightmare Pass & Chance-Up Summon
- Bug fixed 1.9.2 10/22/2025 Join us in celebrating the 2nd anniversary of "What in Hell is Bad?"!
- 2nd Anniversary event now available!
- New L-grade character "Leviathan(School Uniform)" Nightmare Pass & Chance-Up Summon
- New Mini game "Jormungandr Game" released 1.9.0 10/02/2025 - L-Grade Leviathan(Butt) Nightmare Pass & Chance-Up Summon
- Main Story Chapter 8 Update!
- Level cap for devils has been expanded (90 → 99) 1.8.19 09/03/2025 - L Grade Satan(Humanization) Chance-up Summon 1.8.18 08/20/2025 - S+ Grade Gabriel (Beach) Nightmare Pass & Chance-up Summon
- New Event Story (The Man Standing at the Boundary Between The Sky and Sea (Part 2)) 1.8.17 08/06/2025 - L-grade Beelzebub (Pirate) Nightmare Pass & Chance-up Summon
- L-Grade Mammon (Pirate) Chance-UP Summon
- New A and B-Grade Characters Added.
- Minor bugs fixed 1.8.16 07/09/2025 - Opening of Purson's Anchor Exchange Shop!
- Lobby Icon Feature Improvement
- New Event Story (The Man Standing at the Boundary Between The Sky and Sea (Part 1)) 1.8.15 07/02/2025 - Beelzebub (Five Deadly Sins) Rerun Summon Open
- A+ Vassago Added to Summon Pool
- Mini Event Story ( Harumon's Diary )
- Minor bugs fixed 1.8.13 06/25/2025 - L-grade Leviathan (Victory) Nightmare Pass & Chance-up Summon now available!
- Chatroom Feature Improvements
- Draw History Feature Added
- Minor bugs fixed 1.8.12 06/04/2025 - L-grade new character Asmodeus(Teacher) Chance-up Summon
- S-grade new character Agares Chance-up Summon
- Belphegor’s Birthday Login Event
- Belphegor’s Birthday Chat Message
- Niflheim Chance-UP Summon
- Special Currency Collection Event ( Royal Horn Ring )
- New Event Story Released (The Stolen Throne and the Forgotten Tale)
- Increased Plays for Realm of the Seraphim
- Minor bugs fixed 1.8.11 05/19/2025 - L-grade Belphegor(Attacker) Nightmare Pass & Chance-up Summon now available!
- Monthly Solomon's Lesser Key has been added to the Nightmare Pancake Shop
- Summon Balance Adjustment for S+ Grade Character/Artifact
- Chatroom Feature Improvements
- Addition of UI Hiding Feature
- Artifact enhancing UI/UX Improvements
- Minor bugs fixed 1.8.10 05/07/2025 - L-grade new character Leviathan (Maid) Chance-up Summon
- Minor bugs fixed 1.8.9 04/24/2025 - L-grade new character Lucifer(Butler) Chance-up Summon & Nightmare Pass released!
- Minor bugs fixed 1.8.8 04/09/2025 - L-grade new character Asmodeus(Selfie) Chance-up Summon
- S-grade new character Zepar Chance-up Summon
- April Fools' day Event Story available!
- Soft Tail Exchange is opened for celebrating April Fools' day Event
- Minor bugs fixed 1.8.6 03/26/2025 - New character Satan/Mammon Nightmare Pass & Chance-up Summon released!
- 'Friends' feature updated
- Minor bugs fixed 1.8.5 03/13/2025
version 1.9.10
posted on 2026-03-18
- L-grade character "Lucifer(Butler)" Chance-Up Summon re-run!
- Limited exchange shop Open!
- Bug fixed
version 1.9.9
posted on 2026-03-06
- L-grade NEW character "Gamigin(Panchira)" Chance-Up Summon
- New Event Story "A Baptism for a Nameless Devil"
- Bug fixed
version 1.9.8
posted on 2026-02-10
- Celebrate Valentine’s Day with exclusive event!
- L-grade NEW character "Satan(Cat)" Chance-Up Summon
- New Evolution Reward available for "Satan(Selfie)"
- Bug fixed



