4 Urza's Tower
4 Urza's Power Plant
4 Urza's Mine
4 Snow-Covered Forest
1 Sanctum of Ugin
2 Blast Zone
4 Sylvan Scrying
3 Oblivion Stone
4 Expedition Map
4 Chromatic Star
4 Chromatic Sphere
4 Ancient Stirrings
2 Ugin, the Spirit Dragon
4 Karn, the Great Creator
4 Karn Liberated
4 Wurmcoil Engine
3 Walking Ballista
1 Ulamog, the Ceaseless Hunger
Sideboard
1 Veil of Summer
3 Thragtusk
2 Spatial Contortion
1 Pithing Needle
3 Nature's Claim
1 Mycosynth Lattice
1 Liquimetal Coating
1 Ensnaring Bridge
1 Crucible of Worlds
1 Walking Ballista