Main deck (60) 1 Aether Spellbomb 4 Ancient Den 3 Ancient Tomb 4 Cavern of Souls 4 Esper Sentinel 4 Ethersworn Canonist 1 Karakas 4 Master of Etherium 4 Mox Opal 4 Ornithopter 1 Pithing Needle 1 Plains 3 Retrofitter Foundry 1 Shadowspear 2 Skrelv, Defector Mite 4 Springleaf Drum 2 Tundra 4 Urza, Chief Artificer 2 Urza, Lord High Artificer 4 Urza's Saga 3 Winota, Joiner of Forces Sideboard (15) 2 Containment Priest 2 Dismember 2 Flusterstorm 1 Hurkyl's Recall 1 Hushbringer 2 Lavinia, Azorius Renegade 1 Pithing Needle 2 Rest in Peace 1 Soul-Guide Lantern 1 Swords to Plowshares