Ian McDiarmid (born 11 August 1944) is a Scottish actor and director best known for portraying Emperor Palpatine in the Star Wars film series. He has received an Olivier Award for Best Actor and a Tony Award for Best Featured Actor in a Play for his performances. Wikipedia
When Kang the Conqueror allies himself with a multitude of various villains, every hero known to man has to come together to kick some.... I think I'll stop there. (Anyone, Dead or Alive, allowed for casting)