13th Commander-in-Chief of the Survey Corps. He is a thoughtful, intelligent and respected person. Erwin is tall, lean and muscular. She has neatly styled blonde hair. Erwin Smith has blue eyes. He is considered serious and prudent. Despite absolute trust, it is he who first begins to believe that a spy has appeared among the soldiers of the Legion, and begins to think about a plan to capture him. Erwin is relentless. He perceives information, treating it the same way.