Phthisis

Phthisis

Sorcery (CMC 7)
Destroy target creature. Its controller loses life equal to its power plus its toughness.
Suspend 5-- (Rather than cast this card from your hand, you may pay and exile it with five time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.)