Mastermind

“	It's time we find out who they really are and make them pay!	”
	— Mastermind talking about Phoebe, Max and Chloe

Mastermind is the main antagonist of The Thundermans: Undercover. He is the leader of the new Villain League and plans on taking over Secret Shores and the world. Mastermind is portrayed by Nikolai Witschl and voiced by Darin DePaul.

History[]

Thundercover[]

The Hero League found an encrypted message by the Mastermind on the Evil Web to invite the most vile supervillains to join his new Villain League in Secret Shores. President Kickbutt tells the Thunder Twins that the Mastermind is a threat to Secret Shores and that they have to stay to defeat him.

Save the Date[]

Brain Freeze captures Max and Chloe and tells them he is about to release hypnotic speakers to brainwash Secret Shores into following the Mastermind. Mastermind calls Brain Freeze and is told about unknown supes near his ice cream truck. The Mastermind instructs Brain Freeze to find out their identity but Brain Freeze is later frozen by Phoebe.

From Dust Till Dawn[]

The Mastermind is getting angrier that Phoebe, Max and Chloe are easily capturing his supervillains, Brain Freeze, Kitty Klaw and now Stardust, and is more determined on finding out their true identity and making them pay.

Personality[]

The Mastermind is a new mysterious supervillain with his true identity and where he operates in Secret Shores is unknown. He manages to create a new variation of the Villain League and has evil intentions of taking over the world.

Episode Appearances[]

Season 1

Trivia[]

Mastermind is similar to Dark Mayhem by both being a leader of the Villain League and real identity is unknown.
He is the third character to have a voice actor and a portrayer after Dark Mayhem and Destructo.
It is revealed in Save the Date that the Mastermind does not know the identity of Phoebe, Max and Chloe.