4 Bloodstained Mire
3 City of Brass
1 Forest
3 Mirrodin's Core
7 Mountain
2 Swamp
3 Wooded Foothills
4 Gempalm Incinerator
1 Goblin Grappler
4 Goblin Piledriver
4 Goblin Sharpshooter
4 Goblin Sledder
4 Goblin Warchief
4 Patriarch's Bidding
4 Siege-Gang Commander
4 Skirk Prospector
4 Skullclamp
Sideboard:
1 Decree of Annihilation
1 Hammer of Bogardan
4 Naturalize
1 Obliterate
2 Pulse of the Forge
3 Pyroclasm
3 Sparksmith