This game is based on Season 1 of Teenage Mutant Ninja Turtles (2003) the animated series with stages in the game based on following episodes: Things Change (2003), Nano (2003), Darkness on the Edge of Town (2003), Return to New York: Part 1 (2003), Return to New York: Part 2 (2003) and Return to New York: Part 3 (2003) and some levels made just for this game.