Help Raph, Donnie, Leo, and Mikey fight off the bad guys and protect Manhattan. In Nickelodeon's newest free and fun online action game, it's up to you to guide the turtles through different quests and challenges. When you land on a green, yellow, or red spot it is time to battle a new mutant in each area of the city created by the villain Baron Daxum, Each battle lets you collect points, stickers, or pizza for a high score.