4 Ancient Den
4 Darksteel Citadel
1 Island
1 Plains
4 Razortide Bridge
4 Seat of the Synod
4 Arcbound Mouser
4 Arcbound Prototype
4 Arcbound Worker
1 Contentious Plan
4 Etherium Sculptor
4 Gearseeker Serpent
4 Iron Apprentice
2 Metallic Rebuke
4 Myr Enforcer
4 Springleaf Drum
1 Steady Progress
4 Thoughtcast
2 Unbounded Potential
Sideboard:
2 Filigree Attendant
4 Journey to Nowhere
1 Myr Retriever
1 Relic of Progenitus
4 Revoke Existence