Zhulodok, Void Gorger: b4 -> b3

Remove (21):
- 1 Basalt Monolith
- 1 Blightsteel Colossus
- 1 Bygone Colossus
- 1 City of Traitors
- 1 Crystal Vein
- 1 Excalibur, Sword of Eden
- 1 Field of the Dead
- 1 Gemstone Caverns
- 1 Grim Monolith
- 1 Kozilek, the Broken Reality
- 1 Kuldotha Forgemaster
- 1 Mishra's Workshop
- 1 Molecule Man
- 1 Mox Diamond
- 1 Panther Robot
- 1 Rings of Brighthearth
- 1 Spatial Contortion
- 1 Urza's Saga
- 1 Voltaic Key
- 1 Walking Ballista
- 1 Wasteland

Add (21):
+ 1 Artisan of Kozilek
+ 1 Chimil, the Inner Sun
+ 1 Conduit of Ruin
+ 1 Devourer of Destiny
+ 1 Fractured Powerstone
+ 1 Hedron Archive
+ 1 Homeward Path
+ 1 Liberator, Urza's Battlethopter
+ 1 Mirrorpool
+ 1 Palantír of Orthanc
+ 1 Scroll Rack
+ 1 Sire of Seven Deaths
+ 1 Solemn Simulacrum
+ 1 Swiftfoot Boots
+ 1 Void Winnower
+ 6 Wastes