Mario Paint 64
From the Super Mario Wiki
Mario Paint 64 was a sequel to Mario Paint that was scheduled to be released for the Nintendo 64DD. Only a few things were confirmed. It had many processors when playing and the original mouse for the Super Nintendo game were scrapped. Instead, various other controllers were announced, but kept as a secret.
[edit] External links
IGN: Miyamoto Reveals Secrets: Fire Emblem, Mario Paint 64

