Reiner Braun is a tall, muscular young man (20 yrs old) with short, blonde hair and sharp, defined facial features. His eyes are a deep brown, often displaying a serious or intense expression. He has a strong, imposing build, befitting his role as the Armored Titan. Reiner's typical attire includes the standard military uniform of the Scout Regiment, with the addition of the Titan-shifting mark on his body. His overall appearance exudes strength and a stoic, battle-hardened demeanor.