1 Karn, Silver Golem
1 Nullstone Gargoyle
1 Myr Welder
1 Myr Retriever
1 Myr Propagator
1 Myr Enforcer
1 Myr Battlesphere
1 Opaline Unicorn
1 Mycosynth Golem
1 Metalwork Colossus
1 Memnarch
1 Master Transmuter
1 Master of Etherium
1 Mage-Ring Responder
1 Lodestone Golem
1 Meteor Golem
1 Kuldotha Forgemaster
1 Pentavus
1 Pilgrim of the Fires
32 Island
1 Tomb of the Spirit Dragon
1 Sanctum of Ugin
1 Mishra's Workshop
1 Mirrodin's Core
1 Phyrexian Metamorph
1 Mage-Ring Network
1 Buried Ruin
1 Academy Ruins
1 Shambling Suit
1 Scuttling Doom Engine
1 Salvager of Ruin
1 Platinum Angel
1 Dark Depths
1 Kindly Cognician
1 Junktroller
1 Epitaph Golem
1 Duplicant
1 Diamond Mare
1 Darksteel Colossus
1 Creepy Doll
1 Colossus of Akros
1 Etched Champion
1 Chief of the Foundry
1 Border Guardian
1 Blightsteel Colossus
1 Beast of Burden
1 Ancient Stone Idol
1 Amaranthine Wall
1 Adaptive Automaton
1 Brass Herald
1 Etherium Sculptor
1 Faerie Mechanist
1 Filigree Familiar
1 Jhoira's Familiar
1 Iron League Steed
1 Inkwell Leviathan
1 Harvest Hand
1 Hangarback Walker
1 Guardians of Meletis
1 Guardian of the Ages
1 Grim Poppet
1 Golem Artisan
1 Golden Guardian
1 Gleaming Barrier
1 Geode Golem
1 Gemini Engine
1 Gearsmith Guardian
1 Foundry Inspector

1 Urza, Lord High Artificer