This implements Mercer's 5e gunslinger fighter subclass with some small changes. I highly suggest using 5e firearms mod with this if crossbows don't make enough boom! 

Trickshots:
-Use grit to add some spice to your ranged attack. Trickshot DC(*Dex Modifier + Proficiency Bonus).
 
Bullying Shot- Attempt to frighten your target.
Dazing Shot- Attempt to Daze your target.
Deadeye Shot- Gain Advantage on your ranged attack.
Disarming Shot- Attempt to disarm your target.
Forceful Shot- Shove and enemy back 5m.
Merciless Shot- Potentially hit Multiple targets in a line. (Renamed from Piercing shot)
Seeker Shot-  Richocets a shot to Multiple targets until it misses or no other enemy is in range. 
Violent Shot - Empower your shot to deal extra damage based on how much grit to expend on it.
Winging Shot- Chance to know A target prone.
 
Passives:
Adept Marksman - Gain Proficiency with firearms, unlock 3 Trickshots of your choosing and get a Grit point pool maximum of 3.
Terrible Tinkerer - Smithing tools proficiency and you can now craft your firearms. Also, you regain Grit points if your shot kills a target or if you roll a critical hit.
Quickdraw- Gain add proficiency bonus to Initiative Rolls and gain additional bonus action.

Level Progression:
3rd: Gain AdeptMarksman and Terrible Tinkerer
5th: Increase Grit point maximum (4)
7th: Gain Quick Draw, Increase Grit point maximum (5)
8th: Increase Grit point maximum (6)
10th: Increase Grit point maximum (7)
11th: Increase Grit point maximum (8)
(WIP)15th: gain another trickshot
(WIP)18th: gain another trickshot, hemorrhage shot

*Changed from Wisdom to Dexterity.
*** Weapon misfires and higher-level features are not yet implemented***