MX vs. ATV Unleashed is a racing simulation action sports console video game created for PlayStation 2, Xbox, Microsoft Windows and mobile phones. Developed by Rainbow Studios and published by THQ, the video game was released in 2005 in North America and Europe. "MX vs. ATV Unleashed" is a crossover between THQ's "MX" trilogy (comprising "MX 2002 featuring Ricky Carmichael", "MX Superfly" and "MX Unleashed") and Sony's "ATV Offroad Fury" series, and it features same console support for two players and online support for eight players. The PC version has a "track editor" feature.