MotorStorm's breakneck racing festival has ripped up the Monument Valley desert and smashed through everything in its way on The Island, and now the world's most frenetic off-road racing tournament is set for a whole new challenge: the freezing temperatures of Alaska.Racers will have to contend with their vicious opponents, as well as hazardous obstacles such as sudden avalanches, broken ice bridges and three different, and completely unforgiving, racing altitudes. This is going to be the most hostile terrain and environment you are ever going to have to deal with.The game features MotorStorm's breathtaking racing action alongside online multiplayer where you can race against other players using Infrastructure Mode on PSP to make it to the summit of the online global leaderboards. Alternatively, you can compete with up to seven of your friends wirelessly via Ad-Hoc Mode.Buckle up and get ready for the coldest and most unforgiving MotorStorm festival yet!