Buckle in and hold on tight, cause you're about to go super-sonic. Play as a super-charged ball as you hop across platforms high above the cityscape. As you get farther, the ball gets hotter and faster. Make sure not to fall, or millions will die from a catastrophic explosion! Don't know how to play? Mach 90 has a tutorial that's as fast as the gameplay. You'll get to speeding across the city in no time. So what are you waiting for? Epic, fast-paced gameplay is only a tap away![详情]