Viltrum is a fictional planet in the comic book series Invincible, created by Robert Kirkman. It is home to the Viltrumites, a powerful alien race known for their superhuman abilities, including flight, enhanced strength, and longevity. The Viltrumites are dedicated to a philosophy of strength and conquest, often seeking to expand their empire across the universe. The Viltrumite society is characterized by a strict hierarchy and a belief in the survival of the fittest. This ideology leads them to engage in brutal conflicts with other civilizations, as they aim to assert their dominance. Key characters from Invincible, such as Omni-Man and Mark Grayson, are members of this race, showcasing the complexities of their culture and values.