Savage Beating [Darksteel] Oathbreaker Enchanted creatures you control have

Enchanted creatures you control have shroud

you may sacrifice a creature

Set: Mirage Type: Instant Uncommon Cost: {1}{B} As an additional cost to cast this spell

Set: Mercadian Masques Type: Sorcery Rare Cost: {X}{R}{R} Each player sacrifices X lands

Set: Arabian Nights Type: Creature — Plant Rare Cost: {3}{G} {T}: Target attacking creature has base power 0 until end of turn

Savage Beating [Darksteel] Oathbreaker Enchanted creatures you control haveSet: Darksteel Type: Instant Rare Cost: {3}{R}{R} Cast this spell only during your turn and only during combat. 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.)