I'm thinking Aaron/Erin/Eren?
Male - He/Him or They/Them
I feel like he'd be a big gamer/streamer, drinks monster energy drinks and gatorade (gatorade is preffered, he's not a caffeine junkie), and will always wear something "cozy" like a beanie, scarf, mittens or fluffy socks.
He loves cotton candy, nerds, and pixie sticks. refuses to cuddle with any teddy bear that isn't at least 2x his size. AOT is his favorite anime, a close second being MHA.