Balthor the Defiled is a rare Legendary Creature — Zombie Dwarf card from Judgment (JUD), collector number 61. Current market price: $12.19 (foil $107.49), TCGplayer market prices via Scryfall.
Minion creatures get +1/+1. {B}{B}{B}, Exile Balthor: Each player returns all black and all red creature cards from their graveyard to the battlefield.