Honor's Reward is a uncommon Instant card from Fate Reforged (FRF), collector number 14. Current market price: $0.06 (foil $0.37), TCGplayer market prices via Scryfall.
You gain 4 life. Bolster 2. (Choose a creature with the least toughness among creatures you control and put two +1/+1 counters on it.)