2 Somber Hoverguard
4 Disciple of the Vault
3 Ornithopter
3 Arcbound Worker
4 Arcbound Ravager
4 Frogmite
4 Thoughtcast
3 Shrapnel Blast
4 Seat of the Synod
3 Vault of Whispers
4 Great Furnace
2 Darksteel Citadel
4 Welding Jar
4 Chromatic Sphere
3 Pyrite Spellbomb
4 Cranial Plating
3 Glimmervoid
2 Blinkmoth Nexus
Sideboard
4 Mana Leak
2 Moriok Rigger
4 Pyroclasm
3 Seething Song
2 Furnace Dragon