Dictate of the New Age

Eldrazi creatures you control have "When this creature dies, each opponent sacrifices a creature. You gain life and each opponent loses life equal to the total power of toughness of a creature sacrificed this way."
{c}{c}{c}{c}, Sacrifice Dictate of the New Age: Search your library for a Legendary Eldrazi creature card, reveal it, put it into your hand, then shuffle your library.