Savage Beating is a mythic Instant card from Commander Masters (CMM), collector number 252. Current market price: $10.84 (foil $10.45), TCGplayer market prices via Scryfall.
Cast this spell only during combat on your turn. Choose one — • Creatures you control gain double strike until end of turn. • Untap all creatures you control. After this phase, there is an additional combat phase. Entwine {1}{R} (Choose both if you pay the entwine cost.)