Despero is an intergalactic conqueror and enemy to the Justice League of America. He has been a member of the Injustice League, Secret Society of Super-Villains and the Time Stealers. The ruthless tyrant ruler of planet Kalanor, he possesses incredible mental powers in addition to his great strength and intellect. L-Ron the robot took over his body at one point and became a member of Justice League International, although this was short-lived. Despero was created by Gardner Fox and Mike Sekowsky, first appearing in Justice League of America #1. (1960)

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