A special, baddie-centred episode. Tumi is enjoying abusing his power, but annoys Malice by not doing his job. Malice insists that Clemence take Tumi on a rigorous training exercise. Meanwhile, Tumi discovers that Malice has a hidden trophy room where he keeps the head of a mentor robot form the lost city of Urbo, and that Malice's power and technology are based on t he plans in the mentor head. Tumi tricks Clemence by putting an Enforcer in a tumi-wig in his place at the training exercises, and uses the opportunity to steal the mentor head.