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