[There's a brief pause. He isn't a bragging sort, or one to show off and draw attention. Even in knowing how high his skill level really is at, ego is the very last thing he even remotely cares about.]

Marksmanship [at a prodigious level, though he doesn't need to go that far], be it with a gun or otherwise. As a whole I've been trained in weapon use, along with hand to hand.

[Amongst other things, such as inhuman strength, speed, reflexes, and senses, but he'll leave it at that for now.]

I'd be fine working with any level.