4 Darksteel Citadel
3 Slobad, Goblin Tinkerer
4 Skullclamp
4 Arcbound Ravager
4 Vault of Whispers
4 Welding Jar
4 Tooth of Chiss-Goria
4 Myr Enforcer
4 Great Furnace
4 Frogmite
4 Disciple of the Vault
4 Shrapnel Blast
4 Glimmervoid
1 Mountain
4 Chromatic Sphere
4 Ornithopter

Sideboard
3 Echoing Ruin
3 Furnace Dragon
2 Sulfuric Vortex
3 Infest
4 Naturalize