The Cutting Room Floor/Mario Kart i

Unused Text
Unused text exists relating to Nintendo's composers koji-kondo asuka-ota This possibly means the songs would've used the original compositions instead of rearrangements.

Hammer Bro
Voice clips belonging to the character, Hammer Bro, could be found in the files, suggesting that he was going to be playable. Some of these voice clips could be heard from spectating Hammer Bros. if you get close to them in the final game.