The Thundermans: Undercover S1E25 backdrop
The Thundermans: Undercover poster

The Thundermans: Undercover (2025)

S1E25 The Mastermind Unmasked: Part 2

Oct 15, 2025 Season 1 Episode 25 Action & Adventure, Kids, Sci-Fi & Fantasy

The Mastermind compels Chloe to swipe a magical amulet that will give him superhero abilities, prompting the Thundermans to band together to thwart his scheme. To rescue her friends, Chloe is faced with the difficult decision to expose her true identity.

Previous S1E24
All Episodes
Next S1E26