Talons of Falkenrath is a common Enchantment — Aura card from Dark Ascension (DKA), collector number 105. Current market price: $0.08 (foil $0.39), TCGplayer market prices via Scryfall.
Flash (You may cast this spell any time you could cast an instant.) Enchant creature Enchanted creature has "{1}{R}: This creature gets +2/+0 until end of turn."