4 Darksteel Citadel
5 Island
4 Scalding Tarn
4 Silverbluff Bridge
2 Steam Vents
4 Urza's Saga
1 Aether Spellbomb
2 Cranial Plating
2 Emry, Lurker of the Loch
4 Frogmite
4 Galvanic Blast
3 Hangarback Walker
4 Karn, Scion of Urza
1 Makeshift Munitions
2 Metallic Rebuke
1 Pithing Needle
3 Sai, Master Thopterist
2 Sojourner's Companion
4 Thought Monitor
4 Witching Well
Sideboard:
2 Engineered Explosives
2 Etched Champion
1 Metallic Rebuke
2 Soul-Guide Lantern
4 Thoughtcast
2 Welding Jar
2 Whipflare