4 Spectrum Sentinel
3 Liberator, Urza's Battlethopter
3 Automated Artificer
2 Tablet of Compleation
4 Patchwork Automaton
4 Atraxa's Skitterfang
4 Circuit Mender
2 Runaway Trash-Bot
2 Karn, Living Legacy
2 The Mightstone and Weakstone
4 Blast Zone
4 Crystal Grotto
4 Mirrex
4 Mishra's Foundry
4 The Monumental Facade
3 The Mycosynth Gardens
3 Reckoner Bankbuster
4 Iron Apprentice