Kal El, Superboy Prime

Flying, double strike, trample, menace, indestructible, protection from colored spells
Kal El, Superboy Prime can't be countered.
When Kal El, Superboy Prime is exiled from the game, or put into your graveyard from anywhere, put it on the top of your library.
Draw a card and lose 30 life

I'll kill you! I'll kill you to DEATH!