Hjarken, Tyrant King

Vigilance, Trample, Exalted
Hjarken, Tyrant King attacks each turn if able.
Whenever Hjarken, Tyrant King attacks,
sacrifice another nontoken creature you
control. If you can't, you lose the game.
Whenever a creature you control dies, create a
2/2 colorless Thrall creature token with exalted.