Clevatess: The King of Magical Beasts, the Baby, and the Corpse Hero") is a Japanese manga series written and illustrated by Yūji Iwahara. It began serialization on Line Digital Frontier's Line Manga service in August 2020 and is also serialized on Media Factory's Comic Alive+ website since April 2024. An anime television series adaptation produced by Lay-duce premiered in July 2025