MTX Mototrax is a racing video game developed by Left Field Productions and published by Activision for PlayStation 2 and Xbox in 2004. It was released for Microsoft Windows and Mac OS X later that year developed by Beenox and published by Aspyr. It was also released in 2006 for the PlayStation Portable. Additional releases were planned for the GameCube console in 2004, which was later canceled, and Tapwave Zodiac, which was called off when Tapwave went out of business. A demo version of the game is available in the options menu in the PlayStation 2 version of Tony Hawk's Underground.