Donkey Kong Junior is a 1982 arcade game by Nintendo. Over the course of the 1980s, it was also released for various console systems, with the form of the title abbreviated as Donkey Kong Jr. in most versions. Its eponymous star, Junior, is trying to rescue his father, who has been captured by Mario—Mario's only appearance as the lead villain in a video game. This game is the sequel to the popular Donkey Kong.