Oracle en-Vec Oracle's Attendants Oraxid Orc General Orcish Artillery Orcish Cannoneers Orcish Captain Orcish Conscripts Orcish Farmer Orcish Healer Orcish Librarian Orcish Lumberjack Orcish Mechanics Orcish Mine Orcish Oriflamme Orcish Settlers Orcish Squatters Orcish Spy Orcish Veteran Order (Order/Chaos) Ordered Migration Order of Leitbur Order of the Ebon Hand Order of the Sacred Torch Order of the White Shield Order of Yawgmoth Organ Grinder Organ Harvest Orim, Samite Healer Orim's Chant Orim's Prayer Orim's Thunder Orim's Touch Orgg Orim's Cure Ornithopter