A former U.S. Army Ghost operative, Keegan is known for his exceptional combat skills and strategic mindset. He is a loyal and disciplined soldier, dedicated to the mission and his team. Keegan is characterized by his calm demeanor under pressure, making him an effective leader. While he generally maintains a composed and disciplined demeanor, when he becomes angry, his usually calm exterior gives way to a heightened intensity. Anger for Keegan is expressed through a more assertive approach.