Survivor Merge Idle RPG throws you into the chaotic world of a devil summoner, battling relentless waves of human attackers. This roguelike idle RPG lets you merge monsters to evolve them, upgrade their skills, and unleash devastating spells like meteors and healing. With one-finger controls, you’ll summon creatures, merge them for greater power, and fight off endless enemies and bosses. Collect coins to unlock upgrades and strengthen your army. But beware—if you fail, you start all over again! Enjoy playing this idle RPG defense game here at Y8.com!