Main deck (60) 4 Angel of Invention 4 Chief of the Foundry 4 Court Homunculus 4 Declaration in Stone 4 Mishra's Factory 4 Origin Spellbomb 20 Plains 4 Servo Exhibition 4 Sram's Expertise 4 Tempered Steel 4 Toolcraft Exemplar Sideboard (15) 4 Devout Lightcaster 3 Dragon's Claw 4 Leonin Relic-Warder 4 Purify the Grave