Name:Invasion of Ravnica
ManaCost:5
Types:Battle Siege
Defense:4
T:Mode$ ChangesZone | Origin$ Any | Destination$ Battlefield | ValidCard$ Card.Self | Execute$ TrigExile | TriggerDescription$ When CARDNAME enters, exile target nonland permanent an opponent controls that isn't exactly two colors.
SVar:TrigExile:DB$ ChangeZone | ValidTgts$ Permanent.nonLand+OppCtrl+!numColorsEQ2 | TgtPrompt$ Select target nonland, permanent an opponent controls that isn't exactly two colors. | Origin$ Battlefield | Destination$ Exile
AlternateMode:DoubleFaced
Oracle:(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.)\nWhen Invasion of Ravnica enters, exile target nonland permanent an opponent controls that isn't exactly two colors.

ALTERNATE

Name:Guildpact Paragon
ManaCost:no cost
Types:Artifact Creature Construct
PT:5/5
T:Mode$ SpellCast | ValidCard$ Card.numColorsEQ2 | ValidActivatingPlayer$ You | Execute$ TrigDig | TriggerZones$ Battlefield | TriggerDescription$ 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.
SVar:TrigDig:DB$ Dig | DigNum$ 6 | ChangeNum$ 1 | ChangeValid$ Card.numColorsEQ2 | Optional$ True | DestinationZone$ Hand | RestRandomOrder$ True
Oracle: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.
