The Avengers: Earth's Mightiest Heroes (2010)

S2E15 Powerless

The Enchantress presents Loki with an opportunity to take vengeance on Thor and the Avengers for disrupting his ambitions across the Nine Realms. She casts a spell that removes the powers of Thor, Captain America, and Iron Man, rendering them powerless. Now, the vulnerable heroes must confront Loki, who has taken control of a formidable Asgardian artifact called the Destroyer, and find a way to triumph over him without their usual abilities.