You are skilled at using guns effectively.

• You gain proficiency with Firearms.
• if the weapon you are using is single shot, gain disadvantage on all attack rolls. ( as in, if you have reload or rack a bolt/slide after firing. such as a bolt action rifle or a lever action.)
• if weapon is multi shot, (I.E able to fire more than one shot before having to reload or rack a bolt.), gain +5 to all attack rolls. 
• once per day, you may draw a wild card during combat. roll a d6 for an effect. if a 6, +3 to all attack rolls for you and allies, and disadvantage for all enemies within 30 feet of you. if a 5, choose 1 of 3 cantrips listed here to fire instead of ammunition on your next attack. (fire bolt, acid splash, eldritch blast). if 4, +5 to all damage dealt with the weapon your are currently holding, (swapping during combat or having misfire cancels this effect. effect last till the end of combat). if a 3, automatically lose 10 hp and choose any creature that you can see 10 hp, besides yourself. if a 2, end your turn. the person below you in the initiative line has a guaranteed chance to hit on their first attack. if you are the last, give it to a person of your choosing. if a 1, throw the gun and self destruct it with a destructive force, dealing the same damage as a 5 level fireball (range is based on a strength throw. below 5, can only go ten feet. below ten, 30 max feet. below 15, 50 feet. on a 20, draw another wild card