Firearm

Rare Must be Level 7 or higher. Requires Attunement

A pitch black sky to compliment the moonlight.
Alluring, Ammo(Bullet), Arcane, Heavy, Loading(4), Occult, Quiet, Relentless.
Base weapon: Twin-lock.
You have a +2 bonus to attack and damage rolls made with this magic weapon.

Properties Explained

Alluring. You can use Charisma as the modifier for this weapon.
Arcane. You can use Intelligence as the modifier for this weapon.
Loading(4): The weapon has a 4 round internal magazine. Fully reloading takes an action, but reloading 1 shot takes a bonus action.
Occult. You can use Wisdom as the modifier for this weapon.
Quiet. Nightfall makes no noise when fired, thus your stealth is maintained.

Weapon Art:

It's Midnight. Ranged Weapon Art: +2+dex+prof to hit, range 80ft, targets up to 4 creatures within range. Hit: 1d8+6 Piercing damage.
You can target the same creature multiple times. Nightfall must be fully loaded to use "It's Midnight"
You can use this ability a number of times per day equal to your proficiency modifier. Additional rules for Weapon Art's can be found here: Soulcraft Weapons