Just for some quick context on how busted Sharpshooter is, a 12 Rogue (Thief) with dual hand crossbows:
1d6+4+10+6d6 for the first hit, 21-56 damage
1d6+4+10 for the 2nd and 3rd hit, 15-21 damage
51-98 damage (75 average or close enough)
Does that round after round, every round.