Knightly Valor is a uncommon Enchantment — Aura card from Wilds of Eldraine: Enchanting Tales (WOT), collector number 8. Current market price: $0.16 (foil $0.24), TCGplayer market prices via Scryfall.
Enchant creature When this Aura enters, create a 2/2 white Knight creature token with vigilance. (Attacking doesn't cause it to tap.) Enchanted creature gets +2/+2 and has vigilance.