Sam would snark back except for a few factors: first being grunted because he just got heaved over the railing, second being exhaustion because he is fucking tired.

Also pale, sweating, and bleeding from his nose.

He hits the ground hard and rolls onto his back. Vaguely, he remembers to run a hand under his nose to get rid of the blood, and unfocused eyes glance at Jo and then, more definitively, on his brother.

"Thanks."