[ Honestly, McCree's first thought is that Peter has zero room to give him shit about Winston when he has a raccoon and a tree on his team.

His second thought is holy shit these are actual aliens.

At least he's unflappable enough not to outright gape, and tilts his hat to the group. ]

Pleasure. Winston here'll get ya set up with supplies ya might need, and the doc's here in case ya need healin'. I'm just here ta look pretty.