Overwatch
General Feat (Prerequisite: Level 4+, Dexterity 13+)
You gain the following benefits.
Ability Score Increase. Increase your Dexterity score by 1, to a maximum of 20.
Hair Trigger. When Initiative is rolled, you can immediately use your Reaction to make one Ranged Attack with a Ranged weapon against a creature you can see.
Sentry’s Reflex. When a creature moves 15 feet or more in the open, without any cover, you may use your Reaction to make a Reaction Attack with your ranged weapon.