Juuyon, Trumpeter's Doom

Hexproof
Whenever an opponent would draw a card, they also put the top X cards of his or her library into his or her graveyard, where X is the number of anger counters on Juuyon, Trumpeter's Doom.
{t}, pay {p/b}{p/r}{p/u}: Put an anger counter on Juuyon, Trumpeter's Doom.