Raven also briefly appears out of nowhere in We Are Titans from "Teen Titans Go! vs Teen Titans" in spite of being held captive beforehand, knocking Terra away from the piano during Beast Boy’s musical line. Albert Jelenic Raven and Albert first meet each other in "The Self-Indulgent ...
His real name is Slade and it was this name that was used to base the main villain of the cartoon series Teen Titans (although as stated above despite sharing a common name they are different villains). His name in the comic books, Deathstroke was not accepted to be what he would be ...