Idle Demon Summoner
A dark yet vibrant idle game featuring creature collecting, tower-defense, and bullet-heaven elements. Unlock new demons and weapons to conquer distant worlds.
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12 itemsAbout the Game
A bullet heaven idle game where your demons fight for you — and grow stronger every run.
Conquer alien worlds with your summoned demons
Face endless waves of enemies across alien worlds and unleash the power of your demons. In this bullet heaven idle game, your team fights fully automatically while you gather valuable resources to grow ever stronger.
Collect tons of loot, unlock powerful upgrades, and expand your roster of demons.
Build your perfect demon team
Assemble your team strategically — positioning and abilities matter. Discover powerful synergies and optimize your formation to overcome even the most dangerous foes.
Unlock new demons with Soul Stones
Use Soul Stones to unlock new demons or strengthen your team. With a bit of luck, you may even recruit shimmering demons that grant unique power and flair.
