Armageddon

Armageddon enters the battlefield with five
charge counter on it. When Armageddon enters
the battlefield, all non-land permanents you
don't control are removed from the game. Your opponent cannot cast spells while Armageddon
has charge counters on it. At the beginning of
your upkeep remove a charge counter. All spells
you cast cost {4} more to cast while Armageddon
has charge counters on it.
{5}: Remove a charge counter from Armageddon.