Rancor is a mythic Enchantment — Aura card from Marvel Universe (MAR), collector number 82. Current market price: $2.48 (foil $4.38), TCGplayer market prices via Scryfall.
Enchant creature Enchanted creature gets +2/+0 and has trample. When this Aura is put into a graveyard from the battlefield, return it to its owner's hand.