If an opponent controls a Plains and you control a Swamp, you may play Massacre without paying its mana cost. All creatures get -2/-2 until end of turn.
Color: Black
Rarity: U
Cost: 2BB
Card Type: Sorcery
Artist: Pete Venters
Name: Massacre
Finish: Regular
Card Number: 58/143
Set Name: Nemesis
If an opponent controls a Plains and you control a Swamp, you may play Massacre without paying its mana cost. All creatures get -2/-2 until end of turn.