Valorous Stance is a uncommon Instant card from Double Masters (2XM), collector number 38. Current market price: $0.22 (foil $0.19), TCGplayer market prices via Scryfall.
Choose one — • Target creature gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.) • Destroy target creature with toughness 4 or greater.