The Master of Keys (Commander) - Budget Optimized Mill

The Master of Keys
Rank #316
2decks
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Background image for What if Thassa's Oracle Were Banned?
Harvey McGuinness
Sep 23, 2025
Harvey McGuinness
What if Thassa's Oracle Were Banned?
What would happen to cEDH if Thassa's Oracle were banned tomorrow? Would the best decks fall apart? Would there be a new meta? Let's discuss.
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Commander Spellbook
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Utility Lands
Mana Artifacts
Lands
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Grand Arbiter Augustin IV
50%inclusion1 decks2 decks
44%synergy
Rhystic Study
50%inclusion1 decks2 decks
17%synergy
Gifts Ungiven
50%inclusion1 decks2 decks
48%synergy
Notion Thief
50%inclusion1 decks2 decks
43%synergy
Creatures
Lotho, Corrupt Shirriff
50%inclusion1 decks2 decks
33%synergy
Scrabbling Skullcrab
50%inclusion1 decks2 decks
49%synergy
Claim Jumper
50%inclusion1 decks2 decks
49%synergy
Starfield Mystic
50%inclusion1 decks2 decks
43%synergy
Gravebreaker Lamia
50%inclusion1 decks2 decks
49%synergy
Overlord of the Floodpits
50%inclusion1 decks2 decks
46%synergy
Valley Floodcaller
50%inclusion1 decks2 decks
46%synergy
Leonin Relic-Warder
50%inclusion1 decks2 decks
50%synergy
Mesa Enchantress
50%inclusion1 decks2 decks
41%synergy
Egon, God of Death
50%inclusion1 decks2 decks
50%synergy
Spirited Companion
50%inclusion1 decks2 decks
48%synergy
Leonin Arbiter
50%inclusion1 decks2 decks
50%synergy
Gremlin Tamer
50%inclusion1 decks2 decks
49%synergy
Balemurk Leech
50%inclusion1 decks2 decks
49%synergy
Warehouse Tabby
50%inclusion1 decks2 decks
50%synergy
Laboratory Maniac
50%inclusion1 decks2 decks
47%synergy
Doomwake Giant
50%inclusion1 decks2 decks
44%synergy
Entity Tracker
50%inclusion1 decks2 decks
43%synergy
Abdel Adrian, Gorion's Ward
50%inclusion1 decks2 decks
48%synergy
Ondu Spiritdancer
50%inclusion1 decks2 decks
44%synergy
Ledger Shredder
50%inclusion1 decks2 decks
41%synergy
Callaphe, Beloved of the Sea
50%inclusion1 decks2 decks
49%synergy
Instants
Arcane Denial
100%inclusion2 decks2 decks
80%synergy
Path to Exile
100%inclusion2 decks2 decks
58%synergy
Muddle the Mixture
50%inclusion1 decks2 decks
46%synergy
Shred Memory
50%inclusion1 decks2 decks
50%synergy
Dovin's Veto
50%inclusion1 decks2 decks
25%synergy
An Offer You Can't Refuse
50%inclusion1 decks2 decks
24%synergy
Retraction Helix
50%inclusion1 decks2 decks
49%synergy
Negate
50%inclusion1 decks2 decks
33%synergy
Lim-Dûl's Vault
50%inclusion1 decks2 decks
46%synergy
Dark Ritual
50%inclusion1 decks2 decks
31%synergy
Darkblast
50%inclusion1 decks2 decks
50%synergy
Winds of Rebuke
50%inclusion1 decks2 decks
50%synergy
Dispel
50%inclusion1 decks2 decks
46%synergy
Banishing Knack
50%inclusion1 decks2 decks
50%synergy
Perplex
50%inclusion1 decks2 decks
49%synergy
Delay
50%inclusion1 decks2 decks
48%synergy
Disenchant
50%inclusion1 decks2 decks
48%synergy
Swords to Plowshares
50%inclusion1 decks2 decks
-18%synergy
Mana Leak
50%inclusion1 decks2 decks
48%synergy
Counterspell
50%inclusion1 decks2 decks
9%synergy
Spell Pierce
50%inclusion1 decks2 decks
47%synergy
Miscast
50%inclusion1 decks2 decks
49%synergy
Long River's Pull
50%inclusion1 decks2 decks
49%synergy
Sorceries
Sevinne's Reclamation
100%inclusion2 decks2 decks
91%synergy
Windfall
50%inclusion1 decks2 decks
36%synergy
Lively Dirge
50%inclusion1 decks2 decks
49%synergy
Unmarked Grave
50%inclusion1 decks2 decks
49%synergy
Time Wipe
50%inclusion1 decks2 decks
43%synergy
Idyllic Tutor
50%inclusion1 decks2 decks
46%synergy
Demonic Counsel
50%inclusion1 decks2 decks
49%synergy
Decree of Pain
50%inclusion1 decks2 decks
49%synergy
Final Parting
50%inclusion1 decks2 decks
49%synergy
Council's Judgment
50%inclusion1 decks2 decks
48%synergy
Extinguish All Hope
50%inclusion1 decks2 decks
48%synergy
Dance of the Manse
50%inclusion1 decks2 decks
46%synergy
Utility Artifacts
Wishclaw Talisman
50%inclusion1 decks2 decks
42%synergy
Surveyor's Scope
50%inclusion1 decks2 decks
50%synergy
Enchantments
Mirrormade
100%inclusion2 decks2 decks
90%synergy
Amphibian Downpour
100%inclusion2 decks2 decks
95%synergy
Phyrexian Arena
100%inclusion2 decks2 decks
86%synergy
Founding the Third Path
50%inclusion1 decks2 decks
50%synergy
Stony Silence
50%inclusion1 decks2 decks
50%synergy
Grasp of Fate
50%inclusion1 decks2 decks
44%synergy
Ripples of Undeath
50%inclusion1 decks2 decks
47%synergy
Lunar Force
50%inclusion1 decks2 decks
50%synergy
Imprisoned in the Moon
50%inclusion1 decks2 decks
44%synergy
Glasswing Grace
50%inclusion1 decks2 decks
47%synergy
Sigil of the Empty Throne
50%inclusion1 decks2 decks
44%synergy
Tinybones Joins Up
50%inclusion1 decks2 decks
49%synergy
The Eldest Reborn
50%inclusion1 decks2 decks
47%synergy
Touch the Spirit Realm
50%inclusion1 decks2 decks
47%synergy
Authority of the Consuls
50%inclusion1 decks2 decks
39%synergy
Steal Enchantment
50%inclusion1 decks2 decks
49%synergy
Blind Obedience
50%inclusion1 decks2 decks
37%synergy
Hopeless Nightmare
50%inclusion1 decks2 decks
50%synergy
Necromancy
50%inclusion1 decks2 decks
45%synergy
Roiling Dragonstorm
50%inclusion1 decks2 decks
50%synergy
Curse of Disturbance
50%inclusion1 decks2 decks
49%synergy
Sanguine Bond
50%inclusion1 decks2 decks
42%synergy
Energy Flux
50%inclusion1 decks2 decks
50%synergy
Estrid's Invocation
50%inclusion1 decks2 decks
45%synergy
Copy Enchantment
50%inclusion1 decks2 decks
45%synergy
Mystic Remora
50%inclusion1 decks2 decks
28%synergy
Charitable Levy
50%inclusion1 decks2 decks
50%synergy
Shark Typhoon
50%inclusion1 decks2 decks
44%synergy
Exquisite Blood
50%inclusion1 decks2 decks
44%synergy
Bottomless Pit
50%inclusion1 decks2 decks
50%synergy
Sphere of Safety
50%inclusion1 decks2 decks
41%synergy
The Tale of Tamiyo
50%inclusion1 decks2 decks
50%synergy
Cemetery Tampering
50%inclusion1 decks2 decks
49%synergy
Leyline of Anticipation
50%inclusion1 decks2 decks
45%synergy
Screams from Within
50%inclusion1 decks2 decks
50%synergy
Monologue Tax
50%inclusion1 decks2 decks
44%synergy
Kaya's Ghostform
50%inclusion1 decks2 decks
47%synergy
Static Prison
50%inclusion1 decks2 decks
49%synergy
Temporary Lockdown
50%inclusion1 decks2 decks
50%synergy
Secrets of the Dead
50%inclusion1 decks2 decks
50%synergy
Animate Dead
50%inclusion1 decks2 decks
40%synergy
Dress Down
50%inclusion1 decks2 decks
47%synergy
Nowhere to Run
50%inclusion1 decks2 decks
49%synergy
Ossification
50%inclusion1 decks2 decks
50%synergy
Aura of Silence
50%inclusion1 decks2 decks
47%synergy
Ghostly Prison
50%inclusion1 decks2 decks
29%synergy
Propaganda
50%inclusion1 decks2 decks
24%synergy
Trouble in Pairs
50%inclusion1 decks2 decks
44%synergy
Blink
50%inclusion1 decks2 decks
50%synergy
Combat Research
50%inclusion1 decks2 decks
47%synergy
Utility Lands
Bojuka Bog
50%inclusion1 decks2 decks
23%synergy
Echoing Deeps
50%inclusion1 decks2 decks
50%synergy
Roadside Reliquary
50%inclusion1 decks2 decks
50%synergy
Hall of Heliod's Generosity
50%inclusion1 decks2 decks
37%synergy
Cephalid Coliseum
50%inclusion1 decks2 decks
46%synergy
Temple of the False God
50%inclusion1 decks2 decks
42%synergy
Mana Artifacts
Talisman of Progress
100%inclusion2 decks2 decks
57%synergy
Arcane Signet
100%inclusion2 decks2 decks
12%synergy
Sol Ring
100%inclusion2 decks2 decks
10%synergy
Talisman of Hierarchy
100%inclusion2 decks2 decks
57%synergy
Talisman of Dominance
50%inclusion1 decks2 decks
1%synergy
Fellwar Stone
50%inclusion1 decks2 decks
16%synergy
Lands
Command Tower
100%inclusion2 decks2 decks
8%synergy
Exotic Orchard
100%inclusion2 decks2 decks
42%synergy
Caves of Koilos
100%inclusion2 decks2 decks
65%synergy
Prairie Stream
100%inclusion2 decks2 decks
59%synergy
Swamp
100%inclusion2 decks2 decks
9%synergy
Drowned Catacomb
100%inclusion2 decks2 decks
65%synergy
Underground River
100%inclusion2 decks2 decks
68%synergy
Island
100%inclusion2 decks2 decks
7%synergy
Plains
100%inclusion2 decks2 decks
9%synergy
Sunken Hollow
100%inclusion2 decks2 decks
60%synergy
Adarkar Wastes
100%inclusion2 decks2 decks
70%synergy
Tainted Isle
50%inclusion1 decks2 decks
44%synergy
Glacial Fortress
50%inclusion1 decks2 decks
11%synergy
Azorius Chancery
50%inclusion1 decks2 decks
35%synergy
Temple of Deceit
50%inclusion1 decks2 decks
32%synergy
Dimir Aqueduct
50%inclusion1 decks2 decks
36%synergy
Glasswing Grace
50%inclusion1 decks2 decks
47%synergy
Tainted Field
50%inclusion1 decks2 decks
43%synergy
Spire of Industry
50%inclusion1 decks2 decks
41%synergy
Raffine's Tower
50%inclusion1 decks2 decks
9%synergy
Skycloud Expanse
50%inclusion1 decks2 decks
35%synergy
Arcane Sanctum
50%inclusion1 decks2 decks
-5%synergy
Isolated Chapel
50%inclusion1 decks2 decks
12%synergy
Temple of Enlightenment
50%inclusion1 decks2 decks
33%synergy
River of Tears
50%inclusion1 decks2 decks
48%synergy
Orzhov Basilica
50%inclusion1 decks2 decks
34%synergy
Obscura Storefront
50%inclusion1 decks2 decks
39%synergy
Temple of Silence
50%inclusion1 decks2 decks
30%synergy
Hallowed Fountain
50%inclusion1 decks2 decks
1%synergy
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