Tamaki's eyes light up at that. "Ah! Okay!" he agrees, eagerly taking his seat. Arm wrestling is fun, like a game. He shoves the sleeves of his hoodie back, and Childermass will be able to see that while Tamaki is not exactly a bodybuilder, his arms are definitely muscled. Even if he hadn't worked out before, spending all that time up in the silks has given him lots of arm strength.

He puts his elbow down on the table and holds his hand out for Childermass. "Let's go."