Wrestling fans know that The Undertaker debuted in the WWF at the 1990 Survivor Series. What most may not know was that The Undertaker originally had a name, and the name ironically was Cain. https://www.youtube.com/watch?v=ryJ-AqWzq8g Cain The Undertaker name was incredibly short-lived, as he only had it for a week or two before being shortened to simply The Undertaker. Vince McMahon must have really liked the name Cain, as he gave the name Kane to Undertaker's long-lost younger brother in 1997.