Dorohedoro [Manga]

In a steam punk desert world, people live in the regular world called “The Hole”, and others live in an alternate world where only magic users live. The magicians use the people in the hole to conduct experiments and hone their abilities. The people in The Hole live in fear of the Wizards and avoid them at all costs.

The plot revolves around Kaiman, a man who has the head of a reptile as the result of a magician’s experiment. He cannot remember who he is, and lives his life to find the magician who did this to him, and kill him.