Nicktoons MLB is a crossover baseball game released for the Xbox 360, Wii, and Nintendo DS. The game is developed by High Voltage Software (and Black Lantern Studio for the Nintendo DS and 3DS) and published by 2K Play. It features the characters from Nickelodeon and Major League Baseball teams. It was released on September 13, 2011, in North America and October 30, 2011, in Europe.
It was revealed on IGN that Nicktoons MLB will also be on Nintendo 3DS. It was released in North America on March 6, 2012, and will later be released in Europe on April 11, 2012.
Appa can be seen flying around the background of the Air Temple Courtyard.
Appa, Momo, Sokka, and Iroh all appear on baseball cards that fans can collect after completing certain objectives in the game. They also all cameo on a loading screen.
All of the playable Avatar characters cover the ball in their respective element when they pitch or perform a power hit, namely air for Aang, water for Katara, earth for Toph, and fire for Zuko.
Additionally, all of these characters use bending in their intros, with the exception of Toph.