Liliana, Dreadhorde General is a mythic Legendary Planeswalker — Liliana card from War of the Spark Promos (PWAR), collector number 97p. Current market price: $9.58 (foil $21.04), TCGplayer market prices via Scryfall.
Whenever a creature you control dies, draw a card. +1: Create a 2/2 black Zombie creature token. −4: Each player sacrifices two creatures of their choice. −9: Each opponent chooses a permanent they control of each permanent type and sacrifices the rest.