The Weeknd

When The Weeknd enters the battlefield each opponent sacrifices a creature, discards a card
and loses 2 life.
{x}{u}{b}{u/b}{ut} All players sacrifice each permanent
with CMC equal to {x} or less. Depending on how
many cards enter the graveyard this way pick one:
• Draw that many cards
• Mill target player
• Target play loses that much life