Demon King Cheat System

Story & art by Unknown

Also known as The Demon King's Cheat System

One day, countless dungeons appeared across the world. “The Dungeon Era”, or the so-called “Age of Dungeons and Monsters” befell mankind. Aldslay, a boss from an Abyss-Level dungeon was slain by humans using despicable means. Enraged and unwilling to accept it, Aldslay reincarnated into an incompetent player, and accidentally activated the one and only “Boss […]