Crescendo of War [Commander 2011] Servo Don't let the other guy

Don't let the other guy hit back first

Set: Fallen Empires Type: Creature — Human Soldier Scout Rarity: Common Cost: {W} {1}

Set: Seventh Edition Type: Instant Rarity: Rare Cost: {1}{W} You gain 3 life for each creature attacking you

Set: Turbo Pack: Booster Eight Card type: Normal Trap Rarity: Common Send 1 Rock-Type monster from your Deck to the Graveyard

But some didn't require much modification

Crescendo of War [Commander 2011] Servo Don't let the other guySet: Commander 2011 Type: Enchantment Rarity: Rare Cost: {3}{W} At the beginning of each upkeep, put a strife counter on Crescendo of War. Attacking creatures get +1 +0 for each strife counter on Crescendo of War. Blocking creatures you control get +1 +0 for each strife counter on Crescendo of War.