Your hand crackles with lightning, being electromagnetically pulled towards nearby creatures. Choose up to 3 creatures within range that you can see. Make a melee spell attack against each target, made at advantage against targets that are made of metal or wearing metallic armor. On a hit, a target takes 2d8 lightning damage.

At Higher Levels. When you cast this spell using a spell slot of 3rd level or higher, you attack an additional target for each slot level above 2nd.