4 Ancient Den
4 Darksteel Citadel
4 Great Furnace
4 Seat of the Synod
4 Ashnod's Altar
4 Blasting Station
4 Flayer Husk
4 Grinding Station
4 Howling Mine
4 Lotus Petal
4 Mana Vault
4 Metalworker
4 Salvaging Station
4 Summoning Station
4 Teferi's Puzzle Box
Sideboard:
4 Enlightened Tutor
4 Fact or Fiction
4 Island
4 Memnite
4 Seat of the Synod
4 Treasure Mage