Court of Grace is a rare Enchantment card from Phyrexia: All Will Be One Commander (ONC), collector number 62. Current market price: $3.59, TCGplayer market prices via Scryfall.
When this enchantment enters, you become the monarch. At the beginning of your upkeep, create a 1/1 white Spirit creature token with flying. If you're the monarch, create a 4/4 white Angel creature token with flying instead.