4 Darksteel Citadel
2 Urborg, Tomb of Yawgmoth
4 Chief Engineer
2 Dig Through Time
4 Ensoul Artifact
4 Ghostfire Blade
3 Goblin Rabblemaster
3 Hangarback Walker
4 Howl of the Horde
2 Kolaghan, the Storm's Fury
4 Kolaghan's Command
4 Lightning Strike
4 Ornithopter
2 Pyromancer's Goggles
2 Scuttling Doom Engine
4 Shrapnel Blast
4 Smuggler's Copter
4 Stoke the Flames
4 Thopter Engineer
Sideboard: