Also known as: セト=トワイライト
Character and antagonist from the Evillious Nendaiki. Portrayed by Hiyama Kiyoteru.
A brillant Leviant scientist and Adam Moonlit's rival in the Project MA. He took the head of the project after Adam's failure and was responsable of involve Meta Salmhofer into it. He also persuaded Irina Clockworker into kill the other candidates of the project and eventually saved her life, transplanting her soul into a mechanical cat after the Levianta Catastrophe.
Infected with HER, he sought to spread malice and wreack havoc upon the world, which led him to create several of the Vessels of Sin. After Levianta Catastrophe, he reincarnated himself as a demon and inhabited his own creation, the shapeshifter key, Grim The End.