The two go on adventures that have them taking on problems involving. AJ is an 8-year-old techie who drives monster-truck Blaze, the top racer in Axle City. . Blaze and his driver AJ are introduced to a world of racing Monster Machines! When a truck named Crusher uses dirty tricks to try and win the Championship Race. Blaze and the Monster Machines is a CG interactive preschool series about Blaze, the world's greatest monster truck, and his best buddy and driver.