Multi-discipline motorsports enthusiasts can now take their off-road racing simulations with them when they go off-road. THQ today announced that MX vs. ATV Unleashed: On the Edge for the PSP has shipped to retailers. The first installment of THQ's MX series to appear on a handheld, On the Edge features not only the titular motocross bikes and all-terrain vehicles, but also features more rides including dune buggies, monster trucks, and golf carts. The PSP version of MX vs. ATV (the original first appeared on PlayStation 2 and Xbox in March of 2005) also features a new outdoor freestyle mode in addition to new tracks and vehicles.

via gamespot