Flint (Marvel)

Flint  is a Marvel Comics character that appears in Avengers Assemble, voiced by James Mathis III. He is a teenager who was exposed to Terragenesis, turning him into an Inhuman with the power to control earth, rock and stone. He was caught in the crossfire of the Inhuman Registration Act, and was later mind-controlled by Wolfgang Von Strucker, until he was freed from his control by the Avengers.