Out:
Artisan of Kozilek
Azure Mage
Breaching Leviathan
Brine Elemental
Deep-Sea Kraken
Dulcet Sirens
Fathom Seer
Fog Bank
Frost Titan
Hoverguard Sweepers
Ixidron
Lorthos, the Tidemaker
Mulldrifter
Phyrexian Ingester
Reef Worm
Riptide Survivor
Sea Gate Oracle
Shaper Parasite
Sphinx of Jwar Isle
Sphinx of Magosi
Sphinx of Uthuun
Steel Hellkite
Stitcher Geralf
Stormsurge Kraken
Willbender
Cackling Counterpart
Turn to Frog
Compulsive Research
Assault Suit
Crown of Doom
Swiftfoot Boots
Fool's Demise
Infinite Reflection
5x Island
Zoetic Cavern

In: 
The Chain Veil
Caged Sun
Aetherize
Aetherspouts
Fuel for the Cause
Doubling Cube
Assert Authority
Overburden
Mana Vault
Wash Out
Back to Basics
Tamiyo, the Moon Sage
Stoic Rebuttal
Ugin, the Spirit Dragon
Basalt Monolith
Bribery
Tezzeret the Seeker
Winter Orb
Gilded Lotus
Counterspell
Mystical Tutor
Fabricate
Blue Sun's Zenith
Rhystic Study
Brainstorm
Dissipation Field
Darksteel Forge
Evacuation
Sensei's Divining Top
Ponder
Jace, Architect of Thought
Academy Ruins
Dark Depths
Glacial Chasm
Reliquary Tower
Thespian's Stage
Wasteland

Idea: Eventually go completely creatureless.
Future Ideas:
Vedalken Shackles
Glacial Chasm
Propaganda
Collective Restraint
Illusionist's Gambit
Contagion Clasp
Contagion Engine
Rings of Brighthearth
Jace Beleren
Tolaria West
Dark Depths
Thespian's Stage
Metallurgic Summonings
Crystal Ball
Torpor Orb

=====================================================
Categories:

Removal:
Aetherize
Aetherspouts
Cyclonic Rift
Into the Roil
Pongify
Aether Gale
Distorting Wake
Wash Out
Nevinyrral's Disk
Tormod's Crypt
Dissipation Field
Overburden
Ugin, the Spirit Dragon
Ghost Quarter
Tectonic Edge
Wasteland

Denial:
Winter Orb
Back to Basics
Tamiyo, the Moon Sage

Protection:
Darksteel Forge
Dark Depths
Glacial Chasm

Hand:
Blue Sun's Zenith
Brainstorm
Intellectual Offering
Mystical Tutor
Stroke of Genius
Call to Mind
Concentrate
Ponder
Rush of Knowledge
Sensei's Divining Top
Staff of Nin
Urza's Blueprints
Rhystic Study
Well of Ideas
Jace, Architect of Thought
Reliquary Tower

Teferi's -1 Ability (Rocks):
Basalt Monolith (3)
Commander's Sphere (U)
Doubling Cube (*2)
Dreamstone Hedron (3)
Everflowing Chalice (XX)
Gilded Lotus (UUU)
Mana Vault (3)
Mind Stone (1)
Sky Diamond (U)
Sol Ring (2)
Thran Dynamo (3)
Unstable Obelisk (1)
Ur-Golem's Eye (2)
Worn Powerstone (2)

Artifact Help:
Fabricate
Tezzeret the Seeker
Academy Ruins

Counterspells:
Assert Authority
Counterspell
Dismiss
Exclude
Fuel for the Cause
Stoic Rebuttal

Theft/Copies:
Domineering Will
Bribery
Rite of Replication

Other:
Caged Sun
Sapphire Medallion
The Chain Veil
Thespian's Stage