"On my world I'm trapped on an island." At least Manhattan is a decently-sized island. There's plenty of room to run and hunt, but he can't leave.

Alex can't help but eye people as they pass, assessing their threat levels. Most of them are barely worth paying attention to, and while even the guard looks laughably primitive to someone like Alex, he does pay some extra attention to the guard's weaponry and how he moves. This is someone who knows how to fight, at least a bit.