List of references in video games

Mairo characters have appeared as cameos in other Nintendo games over the course of Mario's long history. Below is a list of some of these appearences.

Mike Tyson's Punch-Out!
Mario acts as the in-ring referee.

A Legend of Zelda: The Minish Cap
Lakitu appears as an enemy who throws lightning bolts at Link, then dissapears back into his cloud.

Virtual Reality Mario Brothers
A couple of students at a computer school created a Mario virtual reality game with a program called ALICE. It is unofficial, but a video can be seen here.