Elemental bar fighter (Cold)

Increase your Strength, Dexterity, or Constitution score by 1, to a maximum of 20.

When you gain this feat, choose one of the following damage types: Force, Cold, Fire, or bludgeoning Damage

improvised attacks deal 1D4 extra elemental damage of your choosing

You can select this feat multiple times. Each time you do so, you must choose a different damage type.