Thunder Sword (5e Equipment)

Weapon (any sword), rare (requires attunement)

Also known as the Levin Sword, the blade of this sword was forged in the shape of a lightning bolt. When you hit with a melee attack using this magic weapon, the target takes an extra 1d6 lightning damage.
In addition, you can use your action to shoot a bolt of lightning from the blade at a creature you can see within 60 feet of you. Make a ranged spell attack with a bonus equal to your Strength or Dexterity modifier plus your proficiency bonus. On a hit, the target takes 3d6 lightning damage.