name: Lifeforce
originalText: {G}{G}: Counter a black spell as it is being cast. This use is played as an interrupt and does not affect black cards already in play.
printings: 2ED, 30A, 3ED, 4BB, 4ED, 5ED, CED, CEI, FBB, LEA, LEB, ME4, SUM
text: {G}{G}: Counter target black spell.
type: Enchantment