Outmuscle is a common Sorcery card from Throne of Eldraine (ELD), collector number 170. Current market price: $0.11 (foil $0.27), TCGplayer market prices via Scryfall.
Put a +1/+1 counter on target creature you control, then it fights target creature you don't control. (Each deals damage equal to its power to the other.) Adamant — If at least three green mana was spent to cast this spell, the creature you control gains indestructible until end of turn.