Curse of the Pierced Heart is a common Enchantment — Aura Curse card from Innistrad (ISD), collector number 138. Current market price: $0.28 (foil $1.79), TCGplayer market prices via Scryfall.
Enchant player At the beginning of enchanted player's upkeep, this Aura deals 1 damage to that player or a planeswalker that player controls.