2 Karn, Scion of Urza 4 Spire of Industry 1 Hope of Ghirapur 3 Vault Skirge 4 Inkmoth Nexus 4 Signal Pest 4 Mox Opal 4 Galvanic Blast 2 Etched Champion 2 Memnite 3 Steel Overseer 1 Master of Etherium 4 Springleaf Drum 4 Cranial Plating 4 Blinkmoth Nexus 4 Arcbound Ravager 4 Darksteel Citadel 1 Welding Jar 1 Mountain 4 Ornithopter Sideboard 1 Damping Sphere 2 Ghirapur Aether Grid 1 Rest in Peace 1 Grafdigger's Cage 1 Whipflare 1 Spellskite 1 Dispatch 1 Etched Champion 2 Spell Pierce 2 Thoughtseize 1 Ancient Grudge 1 Ensnaring Bridge