Teysa, Orzhov Scion is a rare Legendary Creature — Human Advisor card from Ravnica Remastered (RVR), collector number 386. Current market price: $1.40 (foil $1.17), TCGplayer market prices via Scryfall.
Sacrifice three white creatures: Exile target creature. Whenever another black creature you control dies, create a 1/1 white Spirit creature token with flying.