Luigi's Mansion

Luigi's Mansion is a videogame released on the Nintendo Game Cube in 2001/2002. It's sequel Luigi's Mansion 2 has been confirmied on the 3DS and is set to be released in 2012. Luigi, having won a mansion in a contest he didn't even enter, enters the Boo Woods and locates it. He enters the mansion and is soon attacked by ghosts, but Professor E. Gadd appears and fights off the ghosts with a vacuum. He tells Luigi that the mansion appeared out of thin air and is an illusion, and that Mario was captured by the ghosts living within the mansion. He trains Luigi to use his vacuum invention, the Poltergust 3000, to vacuum up ghosts, and that he had several ghosts captured and turned into portraits, but they were released by King Boo.

Luigi enters the mansion, sucking up ghosts and finding keys, while meeting Toad along the way, until he encounters a portrait ghost, Neville He defeats him, sucking him into the Poltergust. He does the same to Lydia, Neville's wife, and fights their baby, Chauncey who sucks Luigi into his crib and fights him as a giant ghost, but is defeated and sucked into the Poltergust, which begins to get full, so Luigi returns to E. Gadd's lab and empties the Poltergust, turning Neville, Lydia, and Chauncey back into portraits. What becomes of the common ghosts is unknown.