Nettlevine Blight is a rare Enchantment — Aura card from Lorwyn (LRW), collector number 131. Current market price: $1.15 (foil $5.00), TCGplayer market prices via Scryfall.
Enchant creature or land Enchanted permanent has "At the beginning of your end step, sacrifice this permanent and attach Nettlevine Blight to a creature or land you control."