Skyr, Destroyer of Life

When Skyr, Destroyer of Life enters the
battlefield, create Ryk, a 4/4 black Dragon
creature token with "Whenever a creature enters
the battlefield under your control, target
opponent gets one poison counter." (A player
with ten or more poison counters loses the game.)
{4}{b}{g}, Sacrifice Skyr, Destroyer of Life: Deal
15 damage to any target.