Ka

Ka was originally a Vulka, the hidden boss monster of the ninth floor. He was killed by the combined effort of Phante, Edora and Cain and was then turned into one of Cain's Spirit Familiars. In the sequal series of Second Life Ranker, The Divine Twilights Return, Ka, alongside Nol and Yoo, were confirmed to have ascended and evolved into Outer Gods and are working together with Boo to find their master in the new wordlines.