4 Fountain of Renewal 3 Sai, Master Thopterist 3 Tezzeret, Artifice Master 4 Karn, Scion of Urza 3 Vraska's Contempt 4 Fetid Pools 4 Metallic Rebuke 4 Herald of Anguish 2 Fatal Push 4 Renegade Map 4 Spire of Industry 4 Walking Ballista 1 Inventors' Fair 4 Prophetic Prism 6 Swamp 6 Island