Liliana, Death Mage is a mythic Legendary Planeswalker — Liliana card from The List (PLST), collector number M21-328. Current market price: $0.91, TCGplayer market prices via Scryfall.
+1: Return up to one target creature card from your graveyard to your hand. −3: Destroy target creature. Its controller loses 2 life. −7: Target opponent loses 2 life for each creature card in their graveyard.