Sorin, Vengeful Bloodlord is a rare Legendary Planeswalker — Sorin card from War of the Spark Promos (PWAR), collector number 217p. Current market price: $1.68 (foil $2.71), TCGplayer market prices via Scryfall.
During your turn, creatures and planeswalkers you control have lifelink. +2: Sorin deals 1 damage to target player or planeswalker. −X: Return target creature card with mana value X from your graveyard to the battlefield. That creature is a Vampire in addition to its other types.