4 Urza's Tower 4 Urza's Power Plant 4 Urza's Mine 1 Sanctum of Ugin 4 Forest 3 Field of Ruin 2 Ugin, the Spirit Dragon 4 Karn Liberated 2 Relic of Progenitus 4 Ancient Stirrings 4 Sylvan Scrying 4 Oblivion Stone 4 Expedition Map 3 Chromatic Star 4 Chromatic Sphere 4 Wurmcoil Engine 1 World Breaker 3 Walking Ballista 2 Ulamog, the Ceaseless Hunger Sideboard 3 Warping Wail 2 Thragtusk 3 Thought-Knot Seer 2 Surgical Extraction 3 Nature's Claim 1 Emrakul, the Promised End 1 Relic of Progenitus