4 Great Furnace
4 Mountain
4 Sunbaked Canyon
4 Urza's Saga
4 Goblin Engineer
2 Goblin Welder
2 Grindstone
4 Imperial Recruiter
4 Lotus Petal
4 Mishra's Bauble
4 Painter's Servant
1 Pithing Needle
1 Pyrite Spellbomb
4 Pyroblast
4 Red Elemental Blast
1 Soul-Guide Lantern
4 Urza's Bauble
1 Welding Jar
Sideboard:
4 Active Volcano
4 Ancient Tomb
4 City of Traitors
3 Lightning Bolt
4 Lotus Petal
4 Mox Opal
1 Retrofitter Foundry
1 Shadowspear
4 Simian Spirit Guide
4 Wish
4 Wrenn and Six