(As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.)
When Invasion of Ravnica enters the battlefield, exile target nonland permanent an opponent controls that isn't exactly two colors.
Reverse Type:
Artifact Creature — Construct
Whenever you cast a spell that's exactly two colors, look at the top six cards of your library. You may reveal a card that's exactly two colors from among them and put it into your hand. Put the rest on the bottom of your library in a random order.
Near Mint - $700
Lightly Played - $600
Moderately Played - $500
Heavily Played - $400
Damaged - $400
Near Mint Spanish - $700
Lightly Played Spanish - $600
Moderately Played Spanish - $500
Heavily Played Spanish - $400
Damaged Spanish - $400
Foil Prices
Near Mint Foil - $1.000
Lightly Played Foil - $900
Moderately Played Foil - $700
Heavily Played Foil - $600
Damaged Foil - $600
Near Mint Foil Spanish - $1.000
Lightly Played Foil Spanish - $900
Moderately Played Foil Spanish - $700
Heavily Played Foil Spanish - $600
Damaged Foil Spanish - $600