Elemental Savant Feat

ELEMENTAL SAVANT

General Feat (Prerequisite: Level 4+, Elemental Adept)
You gain the following benefits.
Ability Score Increase. Increase your Intelligence, Wisdom, or Charisma score by 1, to a maximum of 20.
Energy Mastery. Choose one of the following Damage Types: Acid, Cold, Fire, Lightning, or Thunder. Spells you cast ignore Resistance to damage of the chosen type. When you cast a spell that deals the chosen damage type, you can add your spellcasting ability modifier to one damage roll of the spell. When you score a critical hit with a spell that deals the chosen damage type, add an extra damage die.
Repeatable. You can take this feat more than once, but you must choose a different damage type each time for Energy Mastery.