Aether Power Gate

{2}, {t}: Aether Power Gate deals 2 damage to any
target.
{3}{w}, {t}: Destroy target artifact or enchantment.
Aether Power Gate doesn't untap during your
next untap step.
{4}{w}{w}{b}, {t}: Search your library for a card
named Annihilating Blast, exile it, then shuffle
your library. You may cast that card this turn
without paying its mana cost. If you do, exile
Aether Power Gate.
Pure Power.