A boy could be seen sitting cross-legged in the middle of the blood pool with his eyes closed.
He looked to be 15ish years old– quite young and full of youth. He had a thick head of white hair that stood out against his copper-brown skin. When he opened his red eyes, they shone with unmasked ambition.
This young boy had a strange tattoo on his right cheek that made him look like a delinquent. He had an eagle-like curved nose and a sculpted jawline. He wore an expression of anger on his face. But that was because he couldn't control his facial muscles properly yet.
Argo had assumed his humanoid form after his breakthrough into the C-rank. In achieving a ranking breakthrough, he had left Eren behind. The C-rank had followed in the footsteps of Reen by being able to assume humanoid form.