 Trull plotted against Starr's rule, destroyed the mind of his old friend Ukru and preyed on other superhumans before they could reveal themselves to Starr and join Zardath.Stripped of their minds, Trull's victims were hideously mutated by their own uncontrolled powers, becoming monstrous beasts - which Starr regularly fought and killed, without understanding their origin.Trull was eventually exposed when one of his victims, the mute girl Gila, managed to warn Starr before her death.