Increase your Intelligence, Wisdom, or Charisma score by 1, to a maximum of 20.
You learn the invisibility spell and one 1st-level spell of your choice from the illusion or necromancy school of magic. Once per long rest you can cast each of these spells without expending a spell slot. You can also cast these spells using spell slots you have of the appropriate level. The spells’ spellcasting ability is the ability increased by this feat.