Rainbow Studios is an American video game developer known for their off-road racing video games involving motocross bikes and all-terrain vehicles. The company was founded in 1996, and their first game, Motocross Madness, was released in 1998 for computers running Microsoft Windows. Today, they are the developer of the MX vs. ATV series, which was published by THQ until their bankruptcy in 2012 and is currently published by Nordic Games.