12 Mountain 7 Island 2 Phyrexian Colossus 4 Grim Monolith 1 Ticking Gnomes 1 Raven Familiar 3 Goblin Welder 4 Avalanche Riders 4 Tinker 1 Phyrexian Processor 1 Karn, Silver Golem 2 Wall of Junk 4 Voltaic Key 1 Citanul Flute 4 Tolarian Academy 1 Lifeline 1 Crater Hellion 3 Arc Lightning 4 Claws of Gix Sideboard 4 Arcane Laboratory 1 Rack and Ruin 1 Goblin Welder 3 Viashino Heretic 1 Phyrexian Processor 1 Whetstone 1 Crater Hellion 1 Arc Lightning 2 Steam Blast