Isaac

"'A partner is the most important thing for the racer in the races.'"

Isaac (程小熙, Chéng Xiǎoxī) is 10 years old and was born on October 10. He is Carson's friend.

Considered the best rider in the region, his parents are frequently traveling abroad for work, and he lives with his grandmother as a child, to whom he loves very much. He hlping women,he often doesn't have many friends; is very proud. His car, the X-Wind, given to him by his grandmother, is destroyed by Carson in the first episode, but was replaced by the Flash Mirage, a special machine designed specifically for Elvin. When the Flash Mirage breaks, Liam built a new machine, the Thunder Mirage. Later, he forms the team Tornado Mirage with Carson.