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 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.

MX Unleashed is a 2004 racing video game developed by Rainbow Studios and published by THQ for PlayStation 2, Xbox and mobile phones. The game is also backwards compatible for the Xbox One as of April 2018. It was also made free for Xbox Live Gold members in August 2020.