Unmatched Accuracy Feat

UNMATCHED ACCURACY

General Feat (Prerequisite: Level 4+; Dexterity, Charisma, Intelligence, or Wisdom 17+; Warcaster or Weapon Master.) (5r, Homebrew)
You gain the following benefits.
Ability Score Increase. Increase your Dexterity, Intelligence, Wisdom, or Charisma score by 1, to a maximum of 20.
Skilled Accuracy. Whenever you have advantage on an attack roll using Dexterity, Intelligence, Wisdom, or Charisma, you can reroll one of the dice once.