Tymaret Calls the Dead is a rare Enchantment — Saga card from Theros Beyond Death (THB), collector number 118. Current market price: $0.16 (foil $0.24), TCGplayer market prices via Scryfall.
(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I, II — Mill three cards. Then you may exile a creature or enchantment card from your graveyard. If you do, create a 2/2 black Zombie creature token. III — You gain X life and scry X, where X is the number of Zombies you control.