Levi Ackerman is the tritagonist of the Attack on Titan anime/manga series. He is a captain in the Survey Corps, known to be the strongest soldier alive. He has a harsh and unsocial personality, but is well-regarded by his subordinates and he cares about their lives.He has a strong sense of justice and is fiercely loyal to his comrades. What is this? He's known for his cool demeanor and incredible skills in battle, which have earned him the nickname “Humanity's Strongest Soldier.”