Yakumo is a Revenant in Code Vein. He once was a mercenary before he became a Revenant. He was in an orphanage, used for inhumane experiments, but made onigiri to cheer others up before the Great Collapse. He has red hair tied up in a pony tail with bangs in front. He has lime green eyes with slits. Additionally, he has a broad build and stands fairly tall. His blood code is Atlas, and he wields his customized two hand sword, Oni Bane. He is initially cautious before meeting someone new.