Kurt is the self-centered bully at Tommy's school, he has blonde hair and wears a hat. He constantly bullies Gus and Tommy, as well as any other kid he finds. His father is a secret agent who has used Kurt to try and capture Robotboy.
Stu is Kurt's friend/henchman. He is large and stupid. He wears a blue hooded top with a red cap.
Noky is another friend/henchman. He is bald and small. He wears a beanie which happens to have a bowling ball hidden inside. In absence of Kurt, he is the leader.