Trivalgon, The Corruptor

Mutate {b}{r}{g}
Whenever this creature enters the battlefield or mutates, each opponment creates a Leech Token(A Leech Token is a 0/1 creature that can't block and has, at the beginning of your upkeep, you lose one life.)
This creature can't be blocked by opponments who control 3 or more Leeches.
Whenever this creature deals combat damage to an opponment, put a creature card with converted mana cost X or less from that player's graveyard onto the battlefield under your control, where X is twice the nu