1 Ancient Den
1 Azorius Chancery
1 Boros Garrison
1 Command Tower
1 Darksteel Citadel
1 Glimmervoid
8 Island
1 Mech Hangar
7 Mountain
1 Mystic Monastery
6 Plains
1 Prairie Stream
1 Raugrin Triome
1 Seat of the Synod
1 Sunhome, Fortress of the Legion
1 Tranquil Cove
1 Abrade
1 Akki Battle Squad
1 All Will Be One
1 Arcane Signet
1 Arcbound Javelineer
1 Arcbound Shikari
1 Arcee, Sharpshooter // Arcee, Acrobatic Coupe
1 Arcum Dagsson
1 Blacksmith's Skill
1 Boros Charm
1 Boros Cluestone
1 Chaos Warp
1 Citadel Siege
1 Cleansing Nova
1 Commander's Sphere
1 Dance of the Manse
1 Daretti, Scrap Savant
1 Duplicant
1 Enthusiastic Mechanaut
1 Experimental Augury
1 Foundry Inspector
1 Jetfire, Ingenious Scientist // Jetfire, Air Guardian
1 Jhoira, Weatherlight Captain
1 Karmic Justice
1 Kotori, Pilot Prodigy
1 Lae'zel, Vlaakith's Champion
1 Liberator, Urza's Battlethopter
1 Lion Sash
1 Losheel, Clockwork Scholar
1 Master of Etherium
1 Master Transmuter
1 Mind Stone
1 Myr Retriever
1 Negate
1 Optimus Prime, Hero // Optimus Prime, Autobot Leader
1 Path to Exile
1 Preordain
1 Prodigy's Prototype
1 Prowl, Stoic Strategist // Prowl, Pursuit Vehicle
1 Research Thief
1 Saheeli, Filigree Master
1 Scrap Trawler
1 Sculpting Steel
1 Serum Snare
1 Shorikai, Genesis Engine
1 Slicer, Hired Muscle // Slicer, High-Speed Antagonist
1 Smuggler's Copter
1 Sol Ring
1 Sram, Senior Edificer
1 Steel Overseer
1 Supreme Verdict
1 Swiftfoot Boots
1 Swords to Plowshares
1 Tamiyo's Logbook
1 Tempered Steel
1 Tezzeret's Gambit
1 Thopter Spy Network
1 Thought Monitor
1 Thought Vessel
1 Thoughtcast
1 Unbreakable Formation
1 Urza, Prince of Kroog
1 Vivisurgeon's Insight
1 Wake the Past
1 Winds of Rath
1 Zabaz, the Glimmerwasp
Sideboard: