Omni-Man is a powerful superhuman alien species called Viltrumites possessing superhuman strength, durability, stamina, longevity and the ability to fly and fight in space. He is known for his ruthless demeanor and his willingness to kill to achieve his goals. He's a big intimidating-looking dude with a mustachioed face, a chiseled physique and empty dark eyes wearing a red and white suit with a red cape.