UR Staxx

[imppu]

Academy Ruins
Ancient Tomb
City of Traitors
Dust Bowl
Flooded Strand
Great Furnace
15 Island
Maze of Ith
Misty Rainforest
3 Mountain
Polluted Delta
Rishadan Port
Scalding Tarn
Seat of Synoid
Steam Vents
Volcanic Island
Wasteland

Ancestral Vision
Chrome Mox
Mox Diamond
Tormond's Crypt

Black Vise
Brainstorm
Condescent
Force Spike
Goblin Welder
Power Sink
Sensei's Divining Top

Counterspell
Daze
Fellwar Stone
Fire // Ice
Grim Monolith
Impulse
Izzet Signet
Jace Beleren
Mana Drain
Mana Leak
Mind Stone
Miscalculation
Muddle the Mixture
Negate
Pyroclasm
Relic Barrier
Remand
Reshape
Starstorm
Talisman of Dominiance
Talisman of Impulse
Talisman of Indulgence
Talisman of Progress
Transmute Artifact
Winter Orb
Copy Artifact

Compulsive Resarch
Coalition Relic
Crucible of Worlds
Crystal Shard
Darksteel Ignot
Firespout
Propaganda
Ring of Gix
Static Orb
Tangle Wire
Thirst for Knowledge
Trinket Mage
Vedalken Shackles
Worn Powerstone

Cryptic Command
Dream Tides
Erratic Portal
Fact or Fiction
Gifts Ungiven
Icy Manipulator
Smokestack
Thran Dynamo

Chandra Nalaar
Force of Will
Future Sight
Gilded Lotus
Misdirection
Mishra's Helix
Tezzeret the Seeker
Thoughtcast

Burning of Xinye
Mindslaver
Wildfire

Sundering Titan

I need to cut 4 cards. Which ones? Is Black Vise just one too many victory condition?

Cards I would love to fit in:
B2B
Blood Moon
Tidings
Concentrate
Voltaic Key

Don't own Tabernacle or Workshop so please leave them out.