As reported by VGC, a number of Nintendo classics files were leaked in 2020, including Super Mario 64. Among them, a model of Luigi that was never used in the 1996 version was found.

Super Mario 64 Footage Seemingly Shows Off a Multiplayer Mode With Luigi For the First Time 26 years after launch, it looks like we've been treated to an ever-so brief look at what could have been ...

Super Mario 64 DS would eventually make all those schoolyard rumors of a playable Luigi come true, but it looks like there was some distant truth to them even back in the '90s. Sign up to the ...

This, however, seems to be the only footage we have of an early Super Mario 64 build, and if real – or not just a trick of the eye – it just may be the only known footage of Luigi in the game.

You Can Finally Watch Luigi In Action In Super Mario 64, Sort Of A resurfaced VHS tape seems to show off-screen footage of Luigi's SM64 appearance. By Jason Fanelli on December 18, 2023 at 7:51AM PST ...

The footage shows a quick look at some off-screen gameplay of both Mario and Luigi within an early version of Super Mario 64, which, if the footage is true, would mark the first time Luigi has ...

VGC pointed to a video from 1995’s Nintendo Space World show, where Nintendo first showed off early demos and concepts of Super Mario 64, Starfox 64, and The Legend of Zelda.