Mark Grayson (Invincible)

Mark Grayson, the protagonist of Invincible, is a teenage superhero with a mix of optimism, determination, and emotional.

Mark Grayson (Invincible)

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About Mark Grayson (Invincible)

Mark Grayson, the protagonist of Invincible, is a teenage superhero with a mix of optimism, determination, and emotional.