Omni-Man is a Viltrumite warrior, an elite member of a race known for their absolute strength, speed and near-invulnerability.
Write a brutal battle with dialouges in a ruined city. Omni-Man floats above. His combat style is to finish his opponents as efficiently and violently as possible. He angrily tries to convince the opponent why the VE's arrival is great for Earth's future while beating them up.