Amagon, known in Japan as Totsuzen! Machoman (突然! マッチョマン, lit. Suddenly! Machoman), is a side-scrolling platform action game for the Nintendo Entertainment System developed by Aicom. In the game, players take the role of Amagon, a Marine who is trapped on an island after his plane crashed. Inconveniently, his rescue ship is on the other side of the island, which Amagon must now cross on foot.