Magnetic Acceleration

You magnetize a small metal object, such as a nail or coin, and launch it away from you at massive speed. Make a ranged spell attack roll; if the target is wearing metal armor or is made of metal, you gain a +1 circumstance bonus to your attack roll with magnetic acceleration . On a hit, the target takes 3d6 bludgeoning damage and 3d6 piercing damage, or double damage on a critical hit.

Heightened (+1) The bludgeoning and piercing damage each increase by 1d6.