Primordial Caster

Upon gaining this feat, choose one of the following damage types: acid, cold, fire, lightning, or thunder.

• When you cast a spell that deals damage, your spell’s damage ignores damage resistance to the chosen type.
• When you cast a spell that deals damage of the chosen type, you deal 1 additional damage for every damage die with a result of 1.

This feat can be selected multiple times, choosing a different damage type each time.