A new Nintendo source code leak has been reported by Video Game Chronicle with videos of prototypes of several classic Nintendo titles including Yoshi’s Island and Super Mario Kart appearing online. According to an anonymous 4chan post, this leak may include source code for other games like Super Mario RPG, Star Fox 2, F-Zero, and even Pokemon Diamond and Pearl. There are also early sprite designs for beloved characters like Yoshi and Donkey Kong circulating.
Look at these early Koopas and Yoshi! pic.twitter.com/QPJwpjSvS1
— Gaming Alexandria (@GamingAlexandri) July 24, 2020