Nicktoons Unite! is an online GBA game that you can play at Emulator Online. This free Game Boy Advance game is the United States of America region version for the USA. It has been played 3,126 times so far and was posted on April 28, 2016. Nicktoons Unite! is a single title from the many adventure games, action games and anime games that we offer for this console. If you enjoyed playing this, then you can find similar games in the gba games category. Nicktoons Unite! game is from the various retro games on the site, and there are more games like this, including Nicktoons: Attack of the Toybots, Hamtaro - Ham-Hams Unite! and Nicktoons: Battle for Volcano Island.