Octopus

Octopus can refer to:
 * Octopus, a boss character from Super Mario Land 2: Six Golden Coins.
 * Octopus, a generic enemy from Donkey Kong for the Game Boy.
 * Octopus, a Game & Watch game.
 * Octopus, the character from the Game & Watch game of the same name.
 * Octopus, Mr. Game & Watch's Final Smash from Super Smash Bros. Brawl.