Highway Rider Underground is a cool and fun motorbike racing game. You must step into the boots of a professional racing driver and test your riding skills on a busy highway in the US! Accelerate and weave in-between the traffic and try to register a fastest score - you must race against the clock and reach checkpoints to earn a time bonus to continue racing. In Highway Racer Underground the graphics are awesome and the gameplay will keep you glued to your screen - you must have quick reactions and fast fingers to control your motorbike and guide it through the buttons.Purchase new and improved motorbikes and upgrades! Can you handle the heat and race like a pro?