3 Ancient Den
2 Dark Depths
2 Great Furnace
2 Seat of the Synod
1 Tolarian Academy
2 Tree of Tales
4 Urza's Mine
1 Urza's Power Plant
4 Urza's Tower
4 Vault of Whispers
4 Aether Spellbomb
1 Chromatic Sphere
1 Colossus of Sardia
1 Draco
1 Feldon's Cane
1 Galvanic Key
1 Goblin Welder
4 Howling Mine
2 Lifespark Spellbomb
1 Memory Jar
1 Metalworker
1 Mycosynth Golem
2 Necrogen Spellbomb
1 Ornithopter
2 Phyrexian Colossus
3 Phyrexian Walker
4 Pyrite Spellbomb
2 Sunbeam Spellbomb
1 Teeka's Dragon
1 Vedalken Orrery
1 Voltaic Key
3 Welding Jar
Sideboard: