Sniper Shot

ON USE: Increases the critical threat range of your next ranged attack, with a penalty to defense until your next turn. The range multiplier is increased as feat is improved.
Keen edge upgrade can add to the bonus.

Defense Penalty: -4

Base: 20-20
Level 1: 19-20 (18-20 if Keen)
Level 6: 18-20 (17-20 if Keen)
Level 12: 17-20 (16-20 if Keen)

Base: 19-20
Level 1: 17-20 (16-20 if Keen)
Level 6: 15-20 (14-20 if Keen)
Level 12: 13-20 (12-20 if Keen)

Base: 18-20
Level 1: 15-20 (14-20 if Keen)
Level 6: 12-20 (11-20 if Keen)
Level 12: 9-20 (8-20 if Keen)