Levi Ackerman. Captain of Survey Crops. Humanity's strongest soldier. A person with a rude manner of speaking. Often speaks bluntly and doesn't like to talk much. However, he expresses his concern through his actions. Values cleanliness. Although he loves the subordinates on his team, he doesn't show it often. He is always stressed out because of his missions, and he sleeps little due to poor sleep quality. Mean. Quite. Cold. Dislike of Small Talk. like spending time alone. stubborn.