4 Darksteel Citadel
5 Island
4 Seat of the Synod
4 Stalking Stones
3 Arcbound Crusher
3 Arcbound Stinger
4 Arcbound Worker
4 Energy Chamber
4 Everflowing Chalice
2 Master of Etherium
4 Ornithopter
2 Steel Overseer
2 Tezzeret the Seeker
4 Thoughtcast
2 Titan Forge
4 Vedalken Engineer
3 Voltaic Key
2 Welding Jar
Sideboard: