The Dark One, The End

Deathtouch Indestructible Hexproof Menace
Destroyer-Cannot be blocked by Token Creatures. When The Dark One, The End enters the Battlefield or attacks, destroy all creatures with Mana cost {2} or less that your opponent controls
{r}{r}{b}{b}{4}-When The Dark One, The End deals combat damage to a player, that player losses the game. Otherwise, The Dark One, The End doesn't untap during your next untap step