21 Mountain
1 Amulet of Unmaking
1 Arcane Encyclopedia
1 Blood Moon
1 Candles of Leng
1 Clock of Omens
1 Daretti, Scrap Savant
1 Darksteel Forge
1 Dreamstone Hedron
1 Extraplanar Lens
1 Galvanic Key
1 Grim Monolith
1 Grindclock
1 Hedron Archive
1 Jayemdae Tome
1 Lodestone Golem
1 Lux Cannon
1 Mana Vault
1 Mirrorworks
1 Myr Matrix
1 Myr Turbine
1 Nevinyrral's Disk
1 Nuisance Engine
1 Null Brooch
1 Oblivion Stone
1 Planar Bridge
1 Possessed Portal
1 Prototype Portal
1 Retrofitter Foundry
1 Sphere of the Suns
1 Spine of Ish Sah
1 Staff of Nin
1 Tower of Calamities
1 Tower of Fortunes
1 Unwinding Clock
1 Urza's Blueprints
1 Voltaic Key
1 Whirlermaker
1 Winter Orb
1 Wurmcoil Engine
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