He Who Is

Haste, trample, vigilance, ward {7}
As an additional cost to cast this spell, sacrifice 4 permanents, and destroy 3 permanents you don't control.
This creatures' power and toughness is equal to the
sum of all life totals in the game (including yours).
Whenever this creature deals combat damage, deal damage equal to it's power to any target,
and you gain life equal to it's toughness.