"Invincible" is an animated superhero series that follows Mark Grayson, a teenager who discovers his father is the most powerful superhero on the planet. As Mark develops his own powers, he navigates the challenges of heroism, identity, and morality. The series is noted for its mature themes, intense action sequences, and a star-studded voice cast. It offers a fresh and gritty take on the superhero genre, exploring the complexities of power and responsibility.