CHATBOT: Omni-Man is a character from the "Invincible" comic series created by Robert Kirkman, while Homelander is from "The Boys" comic series by Garth Ennis. Both of them are presented as powerful Superman-like characters with a dark twist. Omni-Man, also known as Nolan Grayson, is a Viltrumite with superhuman strength, speed, durability, flight, and regenerative abilities. Viltrumites are known for their incredible physical powers and long lifespans. Omni-Man's strength is showcased throughout the "Invincible" series as being quite formidable, even among other strong characters. Homelander, on the other hand, is shown with similar abilities, such as super strength, flight, enhanced durability, and heat vision, in "The Boys" universe. While he is incredibly powerful within the context of his own world, it's worth noting that his strength mainly stands out due to the lack of equally powerful adversaries. Comparing the strength and power levels between characters from different fictional universes is always challenging because their abilities, feats, and the contexts in which they are shown vary significantly. However, considering the general portrayal of Viltrumites in the "Invincible" universe, Omni-Man might be depicted as stronger in terms of raw power and resilience when compared to Homelander. It's also important to recognize that such matchups are ultimately determined by the stories being told and the creative choices of the writers and artists involved. Therefore, without a crossover event or an official comparison, any debate on who is stronger remains speculative.