Rod of Electrification

This rod is made of a copper-nickel alloy. You gain a +1 bonus to your attack and damage rolls made with this magic weapon. On a successful hit, you can use a Bonus Action to deal an additional 1d8 Lightning damage. Once you use this property three times, you can't use it again until you finish a Long Rest.

Sap (Mastery): If you hit a creature with this weapon, that creature has Disadvantage on its next attack roll before the start of your next turn.

Proficiency: simple, mace Source: Treasures from Oerth p. 24 (Homebrew)