Crackshot

You are excellent at shooting targets, even when they are obscured.

• Your Dexterity raises by +1, to a maximum of 20.
• When you get attacked by surprise, you may use your reaction to make an attack with a firearm you are proficient in, as long as it is against the creature attacking you. This feature of this feat can only be used once per short rest.
• You are lightning fast when it comes to shooting down groups. Once per long rest, you may make an attack with a firearm on up to 6 creatures before they have a chance to move or react. This ability can only be used outside of combat, or before it begins.