Skull Reign: Idle Demon RPG

Enter Skull Reign: Idle RPG, the ultimate dark fantasy game where you summon demons, conquer dangerous dungeons, and build your undead army — even while offline! This idle dungeon RPG lets you collect over 170+ dark heroes, auto-battle enemies, and earn rewards 24/7.

🌑 Idle RPG Gameplay

Progress and level up while you’re offline — the perfect game for busy gamers.

No grinding! Your army grows stronger even when you’re away.

🔥 Summon 170+ Unique Heroes

Collect powerful demons, undead knights, mythical beasts, and dark mages.

Every hero has unique abilities and upgrade paths.

⚔️ Conquer Dungeons & Towers

Challenge deadly dungeons and climb the Tower of the Dead.

Earn epic loot, gear, and soul fragments to empower your team.

🎯 Deep Strategy & Reincarnation

Create unique team synergies using skill upgrades, hero traits, and reincarnation.

Endless growth system with powerful resets and rebirth mechanics.

🐉 Offline Progression & Auto Battle

Fully automated combat system – no need to tap constantly.

Enjoy the fun of idle games with the depth of RPG strategy.

🎁 Daily Events & Loot Galore

Claim treasure chests every 5 minutes!

Play seasonal events, complete daily quests, and gather rare gear and artifacts.

👾 Built for Fans of:

Idle RPG, dark fantasy, demon summoning, dungeon crawler, offline RPG, auto battle games

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🍀Official channel
Support: help2@rainbowrabbit.co.kr

⚠️In regards of app permissions
This service requires the app permissions below.

[Optional Permissions]
- NOTIFICATIONS: For the purpose of receiving notifications about game service-related events and announcements.

[How to Revoke Access]
- Android 6.0 and above : Device settings > Apps > Permissions > Reset
- Under Android 6.0 : Upgrade the OS to revoke access, or delete the app to revoke access.

[Minimum requirements]
Android 7.0

[Caution]
This service contains microtransactions, offering in-game currency and items.
Please note that in-app purchases cost real money and are charged to your account.

[Refund Policy]
Refunds for digital products purchased in-game may be allowed or restricted under the "Act on the Consumer Protection in Electronic Commerce, Etc."

For more information, please refer to the in-game terms and conditions.