4 Skullclamp
3 Darksteel Citadel
4 Arcbound Ravager
4 Arcbound Worker
4 Welding Jar
4 Seat of the Synod
3 Shrapnel Blast
3 Pyrite Spellbomb
4 Myr Enforcer
3 Glimmervoid
4 Great Furnace
4 Frogmite
4 Vault of Whispers
4 Disciple of the Vault
4 Thoughtcast
4 Chromatic Sphere

Sideboard
4 Furnace Dragon
3 Seething Song
1 Shrapnel Blast
4 Somber Hoverguard
3 Pyroclasm