The Lich King

Deathtouch, hexproof, vigilance
Whenever a creature dealt damage by The Lich
King dies, return it to the battlefield under your control at the beginning of your next upkeep.
{u}{u}{b}{b}{r}{r}, Sacrifice another creature:
Create a Blood Plague token, a Frost Plague
token, and an Unholy Plague token all attached
to target player. Activate this ability only
once each turn.