Invasion of Arcavios // Invocation of the Founders [March of the Machine]Set: March of the Machine Type: Battle Siege Rarity: Rare Cost: {3}{U}{U} (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 Arcavios enters the battlefield, search your library, graveyard, and or outside the game for an instant or sorcery card you own, reveal it, and put it into your hand. If you search your library this way, shuffle. No