Nikola Tesla

The inventor Nikola Tesla was a notable historical figure in many universes. In one, Tesla, thanks to covert help by Moriarty Anywhere, invented a Death Ray whose technological breakthrough later led to the existence of widespread multiversal travel in his universe. (GAME: The Everywheres)

Behind the scenes

By virtue of being an actual historical figure, Tesla can be considered a public-domain character in his own right.