12,735 printings
Crumbling Sanctuary
Mishra's Helix
Phyrexian Colossus
Phyrexian Processor
Voltaic Key
Masticore
Scrabbling Claws
Powder Keg
Ticking Gnomes
Sphere of Resistance
Bottle Gnomes
Cursed Scroll
Grim Monolith
Thran Dynamo
Fire Diamond
Karn, Silver Golem
Temporal Aperture
Worn Powerstone
Apocalypse Chime
Serrated Arrows
Ivory Tower
Meekstone
Nevinyrral's Disk
Zuran Orb
The Rack
Feldon's Cane
Jalum Tome
Krark-Clan Ironworks
Pentad Prism
Chrome Mox
Darksteel Citadel
Goblin Charbelcher
Myr Incubator
Talisman of Dominance