Eriette of the Charmed Apple is a mythic Legendary Creature — Human Warlock card from Secrets of Strixhaven Commander (SOC), collector number 307. Current market price: $0.34, TCGplayer market prices via Scryfall.
Each creature that's enchanted by an Aura you control can't attack you or planeswalkers you control. At the beginning of your end step, each opponent loses X life and you gain X life, where X is the number of Auras you control.