name: Lurking Spinecrawler
printings: YMKM
text: When Lurking Spinecrawler enters the battlefield, 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."\nWhenever you cast a multicolored spell, for each of that spell's colors, each opponent loses 1 life and you gain 1 life.