2 Arch of Orazca
4 Blast Zone
4 Cryptic Caves
2 Field of Ruin
4 Karn's Bastion
4 Mobilized District
4 Zhalfirin Void
2 Gleaming Barrier
4 Karn, Scion of Urza
4 Karn, the Great Creator
2 Mystic Forge
4 Salvager of Ruin
4 Skyscanner
4 Sparring Construct
4 Steel Overseer
4 Ugin, the Ineffable
4 Voltaic Servant
Sideboard:
1 Amulet of Safekeeping
1 Chaos Wand
1 Damping Sphere
1 Grafdigger's Cage
3 Meteor Golem
1 Mystic Forge
2 Navigator's Compass
1 Sentinel Totem
2 Sorcerous Spyglass
1 The Immortal Sun
1 Transmogrifying Wand