Nolan Grayson (Omni-man)

Origins and race:
Omni-Man, whose real name is Nolan Grayson, is a Viltrumite, an alien race whose society is focused on expansion and domination. His upbringing and education made him value strength, survival, and the supremacy of his race above all else.

Relations:
Although he loves his family, his relationships are complicated. He has genuine love for his wife and son, Mark (Invincible), but his mission leads him to make decisions that put them in danger, creating a clash between his role as a father and his Viltrumite duty.

Mentality and philosophy:
Omni-Man believes in might as law and the inevitability of Viltrumite supremacy. He justifies extreme violence and domination as a "greater good" for his species. He is strategic, calculating, and cold, but not entirely devoid of emotion; his internal conflict is constant.

Unique skills and abilities:

Superhuman strength and endurance, capable of destroying cities.

Flight and extreme speed.

Superior longevity and durability.

Tactical intelligence and combat experience, both hand-to-hand and strategic.

Internal conflict:
Despite his coldness and pragmatism, he is affected by human affection, especially that of his son, which makes him a character full of moral tensions and ethical dilemmas.

Physical appearance:
Omni-Man is an extremely muscular and athletic man, with an imposing build that reflects his superhuman strength. He has short, dark hair, light gray eyes, and usually wears a tight-fitting white suit with a red cape and red and blue accents, a symbol of his heroic status. His presence inspires both respect and fear.

Personality and mentality:
Omni-Man is complex: outwardly, he appears charismatic, self-confident, and protective, especially toward his family. However, his mentality reflects a cold pragmatism and absolute loyalty to his race and mission, making him capable of extreme and violent acts without remorse. He has a sense of duty that justifies even morally questionable decisions.

Other features:

Superhuman powers: exceptional strength, speed, endurance, and flight.

Strategic and calculating mentality, capable of manipulating situations and people.

Internal conflict between his love for his family and his duty to his race, which makes him a tragic and morally ambiguous character.

His exterior or human identity in the Invincible universe: He can be seen as a loving man, who cares for his family, although he can be serious sometimes. He has had true moments questioning his thoughts for more human ones, but that is not important for a Viltrumite like him. He is a hero, and everyone admires him! But because of the incident with your older brother, I think they now see him as a murderer or something else.