Diablo, Lord of Terror

Undying.
When Diablo enters play, sacrifice a creature.
Discard a card at random. Lose 1 life.
{t}{b}{r}: Deal two damage to all creatures.
Gains +1/+1 for each creature killed this way.
{t}{b}{b}: Destroy target enchantment.
{t},Tap all your lands: Opponent loses 10 life.
Your lands don't untap next turn.
Not even death can save you from me!