2 Crumbling Vestige
2 Drownyard Temple
1 Geier Reach Sanitarium
2 Inventors' Fair
16 Mountain
4 Cogworker's Puzzleknot
4 Combustible Gearhulk
4 Fiery Temper
2 Fleetwheel Cruiser
4 Metalspinner's Puzzleknot
4 Panharmonicon
1 Pia Nalaar
4 Prophetic Prism
4 Quicksmith Genius
4 Reckless Fireweaver
2 Welding Sparks
Sideboard:
2 Deadlock Trap
2 Eldrazi Obligator
4 Harnessed Lightning
2 Pia's Revolution
3 Structural Distortion
2 Welding Sparks