Speedrunner Kosmic allegedly discovered a way to beat the original Donkey Kong Arcade's infamous kill screen using a ladder glitch.

Created by Shigeru Miyamoto while he was developing Donkey Kong (which, incidentally, was supposed to be a game based on Popeye), Mario was first ... version and "Jumpman" in the English instructions.

In 1981, Mario made his debut in Donkey Kong, as a man trying to save his girlfriend from his pet gorilla. His name was initially Jumpman, and his job was to climb up ladders and avoid barrels ...