2 Assembly-Worker (TSP) 248
4 Cogwork Assembler (AER) 145
4 Expedition Map (FDN) 724
3 Mishra's Foundry (BRO) 265
4 Not of This World (ROE) 8
4 Spine of Ish Sah (MBS) 136
4 Urza's Cave (MH3) 234
4 Urza's Factory (TSP) 280
4 Urza's Mine (9ED) 327
4 Urza's Power Plant (9ED) 328
4 Urza's Tower (9ED) 329

4 Urza's Workshop (BRC) 51