You get Luigi in big boos haunt. To get to his painting you have to get the first stairs to unlock the stairs. Then you go back into big boos haunt go up the stairs goto the last door on the right. Jump on the ledge and, then jump on the '?' box then onto the higher ledge. Go through the door and, you see his painting jump in it. And complete the course. And defeat king boo at the end. To get Luigi's key.
Don't Wanna Repeat Self
Type Question Where is Luigi....
OK? :| *Smirks*
You can not unlock Luigi in super Mario 64 without hacks, but he is playable in super Mario 64 DS
Link is not a character in Super Mario 64 DS. The available characters are Yoshi, Mario, Luigi, and Wario.
Yoshi, Mario, Luigi, and Wario
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Mario, Yoshi, Luigi, and Wario
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Luigi is not in super Mario 64 on the Nintendo 64, that was a rumor. However, on the ds version you can play as him along with Wario and Yoshi.
you can unlock luigi detective.
It isn't possible to get Waluigi in Super Mario 64 DS. Only Mario, Luigi, Wario, and Yoshi are playable characters.
on top of the castle
You need luigi
Because there was no room in the game for him so Mario fired him..