Angel of Death

Flying, Deathtouch, Haste, Lifelink, Hexproof, Vigilance, Double Strike
Landfall - When a land enters the battlefield, all creatures you control get +2/+4 until end of turn.
Angel of Deaths' toughness is equal to the amount of lands on the battlefield.
When Angel of Death enters the battlefield, you gain 8 life and all opponents loose 8 life.
If you have both Angel of Death and Demon of Life on the battlefield at the same time, you win the game.