Dragon Mantle is a uncommon Enchantment — Aura card from Wilds of Eldraine: Enchanting Tales (WOT), collector number 41. Current market price: $0.27 (foil $0.33), TCGplayer market prices via Scryfall.
Enchant creature When this Aura enters, draw a card. Enchanted creature has "{R}: This creature gets +1/+0 until end of turn."