What can you do with a reincarnated spider and slime? Start from zero to build a demon empire and forge the ultimate monster legion! This is a super-satisfying villain-building strategy RPG, playable with just one finger. Watch your combat power skyrocket anytime, anywhere! Enjoy a 4096-draw event, claim all characters for free by simply logging in!

You were once the supreme and ultimate evil, the Demon King, until a deceitful hero assassinated you! Now, the time for resurrection has come. Reborn as a lowly spider and slime, it's your moment to rally a monster army and strike back against those treacherous warriors!

【Summon Your Monster Legion】

Over 50 formidable monsters await your command. Collect rare Light and Dark faction units, experience luxurious summoning flashes and epic luck! A star-studded lineup of Japanese voice actors brings them to life. Get ready to be surrounded by passionate, loyal monster girls!

【Evolve and Unleash Your Revenge】

The Demon King's potential is limitless! On your path of vengeance, continually break through your limits, evolve, and reclaim power that surpasses your former self! Strengthen your monsters further through strategic synthesis.

【Exclusive Demon King Benefits】

Think 4096 summons is generous? We're adding more! Simply log in to recruit adorable yet formidable villains directly to your Demon King's Castle.

【Effortless Power Growth】

Otherworldly adventures require only your strategic planning. Enjoy fully automatic idle battles with zero grind, earn rewards offline, and grow stronger anytime, anywhere with ease!

【Crown the Ultimate Demon King】

Demon Kings from across the realms will lead their legions into the arena. Battle for supremacy and prove you are the strongest among the strong!

What's New in the Latest Version 1.07.75

Last updated on Nov 1, 2024

Minor bug fixes and improvements. Install or update to the newest version to check it out!