Monsters, Inc. Mike & Sulley to the Rescue! Harryhausen's, where frantic monsters run around as Celia shouts angrily at Mike, as he and Sulley sneak through the back door of Monsters, Inc. with Boo. The taxis encounter the CDA (Child Detection Agency) searching for Boo as they enter the Monsters, Inc. factory. The taxis then drive past Needleman and Smitty in the lobby and into the men's locker room where Mike appears worried, saying that he has Boo's door set up on the scare floor while Sulley waits for Boo to use the restroom. Randall appears then disappears in a nearby corner. In a giant room where closet
Boo (character) to the gameplay mechanic of previous games featuring Boo, if Mario looks away from Boo, it will attempt to move closer and attack Mario. However, if Mario retains eye contact with Boo, it will become translucent and impervious to attack. In the 2001 GameCube launch title, "Luigi's Mansion", the Boos were given the role of primary villains, alongside other miscellaneous ghosts of the mansion. The game's primary antagonist is King Boo, a Boo who leads the Boos of the mansion and who is responsible from trapping Mario inside a portrait. It was this game that established Luigi's fear of ghosts