Savage Beating DST/67

Set: Darksteel
Collector Code: DST/67
Name: Savage Beating
Type: Instant
Oracle text: 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.)
Rarity: Rare