(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 - $200
Lightly Played - $200
Moderately Played - $200
Heavily Played - $100
Damaged - $100
Near Mint Spanish - $200
Lightly Played Spanish - $200
Moderately Played Spanish - $200
Heavily Played Spanish - $100
Damaged Spanish - $100
Foil Prices
Near Mint Foil - $300
Lightly Played Foil - $200
Moderately Played Foil - $200
Heavily Played Foil - $200
Damaged Foil - $200
Near Mint Foil Spanish - $300
Lightly Played Foil Spanish - $200
Moderately Played Foil Spanish - $200
Heavily Played Foil Spanish - $200
Damaged Foil Spanish - $200