Stir the Pride is a uncommon Instant card from Darksteel (DST), collector number 16. Current market price: $0.14 (foil $0.35), TCGplayer market prices via Scryfall.
Choose one — • Creatures you control get +2/+2 until end of turn. • Until end of turn, creatures you control gain "Whenever this creature deals damage, you gain that much life." Entwine {1}{W} (Choose both if you pay the entwine cost.)