When Lurking Spinecrawler enters, you may choose a nonland card in your hand. If you do, that card perpetually incorporates {1}{B} and gains "When you cast this spell, each opponent sacrifices a creature. Each opponent who can't discards a card."

Whenever you cast a multicolored spell, for each of that spell's colors, each opponent loses 1 life and you gain 1 life.

When Lurking Spinecrawler enters, you may choose a nonland card in your hand. If you do, that card perpetually incorporates {1}{B} and gains "When you cast this spell, each opponent sacrifices a creature. Each opponent who can't discards a card."

Whenever you cast a multicolored spell, for each of that spell's colors, each opponent loses 1 life and you gain 1 life.

当伏击匍脊兽进场时，你可以选择你手上的一张非地牌。若你如此作，则该牌永久添补{1}{B}且获得「当你施放此咒语时，每位对手各牺牲一个生物。每位无法如此作的对手各弃一张牌。」

每当你施放多色咒语时，该咒语每有一种颜色，每位对手便失去1点生命且你获得1点生命。