Smallville (2001)

S01E12 Leech

During an unexpected meteorological event, Clark’s abilities are unexpectedly shifted to his fellow student, Eric. For the first time, Clark experiences life without his superpowers, while Eric struggles to manage the overwhelming abilities he has inherited. As chaos ensues with Eric’s uncontrolled powers, Clark faces the daunting challenge of stopping his friend’s destructive behavior without his usual superhuman skills. Can he find a way to restore order and help Eric regain control before it’s too late?