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- By talking to the boy who thinks he is a magician in the town of Bleak, Chun Li from Street Fighter can make a small cameo in the game.
- Arthur from Ghosts 'N Goblins makes a cameo in several portraits in the game.
- Quite early on in the game you will find a town called Romero. This town is overrun with zombies during the night. The name Romero is a homage to George A. Romero who created the cult zombie movie Night of the Living Dead as well as its three sequels Dawn of the Dead, Day of the Dead and Land of the Dead.