The Master of Keys (Commander) - Expensive Pillow Fort

The Master of Keys
Rank #314
3decks
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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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Sorceries
Utility Artifacts
Enchantments
Planeswalkers
Utility Lands
Mana Artifacts
Lands
Back to Top
Smothering Tithe
100%inclusion3 decks3 decks
68%synergy
Rhystic Study
100%inclusion3 decks3 decks
68%synergy
Teferi's Protection
33%inclusion1 decks3 decks
16%synergy
Imperial Seal
33%inclusion1 decks3 decks
26%synergy
Thassa's Oracle
33%inclusion1 decks3 decks
24%synergy
Consecrated Sphinx
33%inclusion1 decks3 decks
27%synergy
Intuition
33%inclusion1 decks3 decks
32%synergy
Demonic Tutor
33%inclusion1 decks3 decks
12%synergy
Cyclonic Rift
33%inclusion1 decks3 decks
9%synergy
Vampiric Tutor
33%inclusion1 decks3 decks
15%synergy
Creatures
Gravebreaker Lamia
67%inclusion2 decks3 decks
66%synergy
Witch Enchanter
33%inclusion1 decks3 decks
26%synergy
Scrabbling Skullcrab
33%inclusion1 decks3 decks
32%synergy
Avacyn, Angel of Hope
33%inclusion1 decks3 decks
31%synergy
Starfield Mystic
33%inclusion1 decks3 decks
27%synergy
Overlord of the Floodpits
33%inclusion1 decks3 decks
30%synergy
Valley Floodcaller
33%inclusion1 decks3 decks
29%synergy
Archon of Sun's Grace
33%inclusion1 decks3 decks
29%synergy
Inquisitive Glimmer
33%inclusion1 decks3 decks
26%synergy
Fear of Impostors
33%inclusion1 decks3 decks
32%synergy
Sage of Mysteries
33%inclusion1 decks3 decks
33%synergy
Leonin Relic-Warder
33%inclusion1 decks3 decks
33%synergy
Mesa Enchantress
33%inclusion1 decks3 decks
24%synergy
Angel of Suffering
33%inclusion1 decks3 decks
33%synergy
Grim Guardian
33%inclusion1 decks3 decks
31%synergy
Ghostly Dancers
33%inclusion1 decks3 decks
31%synergy
Entity Tracker
33%inclusion1 decks3 decks
27%synergy
Abdel Adrian, Gorion's Ward
33%inclusion1 decks3 decks
32%synergy
Mindwrack Harpy
33%inclusion1 decks3 decks
33%synergy
Jin-Gitaxias, Progress Tyrant
33%inclusion1 decks3 decks
31%synergy
Instants
An Offer You Can't Refuse
67%inclusion2 decks3 decks
40%synergy
Entomb
67%inclusion2 decks3 decks
60%synergy
Thirst for Meaning
67%inclusion2 decks3 decks
65%synergy
Mana Drain
67%inclusion2 decks3 decks
49%synergy
Swan Song
67%inclusion2 decks3 decks
47%synergy
Faithful Mending
67%inclusion2 decks3 decks
63%synergy
Sink into Stupor
67%inclusion2 decks3 decks
54%synergy
Rapid Hybridization
33%inclusion1 decks3 decks
32%synergy
Dovin's Veto
33%inclusion1 decks3 decks
8%synergy
Brainstorm
33%inclusion1 decks3 decks
16%synergy
Lim-Dûl's Vault
33%inclusion1 decks3 decks
30%synergy
Fact or Fiction
33%inclusion1 decks3 decks
29%synergy
Void Rend
33%inclusion1 decks3 decks
0%synergy
Flusterstorm
33%inclusion1 decks3 decks
25%synergy
Jwari Disruption
33%inclusion1 decks3 decks
33%synergy
Cryptic Command
33%inclusion1 decks3 decks
32%synergy
Swords to Plowshares
33%inclusion1 decks3 decks
-35%synergy
Otherworldly Gaze
33%inclusion1 decks3 decks
31%synergy
Counterspell
33%inclusion1 decks3 decks
-8%synergy
Path to Exile
33%inclusion1 decks3 decks
-9%synergy
Inkshield
33%inclusion1 decks3 decks
24%synergy
Pact of Negation
33%inclusion1 decks3 decks
25%synergy
Sorceries
Supreme Verdict
67%inclusion2 decks3 decks
52%synergy
Sevinne's Reclamation
67%inclusion2 decks3 decks
58%synergy
Replenish
67%inclusion2 decks3 decks
65%synergy
Toxic Deluge
67%inclusion2 decks3 decks
47%synergy
Damn
67%inclusion2 decks3 decks
46%synergy
Ponder
33%inclusion1 decks3 decks
24%synergy
Ondu Inversion
33%inclusion1 decks3 decks
32%synergy
Wrath of God
33%inclusion1 decks3 decks
29%synergy
Sea Gate Restoration
33%inclusion1 decks3 decks
31%synergy
Glimpse the Unthinkable
33%inclusion1 decks3 decks
33%synergy
Idyllic Tutor
33%inclusion1 decks3 decks
29%synergy
Scheming Symmetry
33%inclusion1 decks3 decks
32%synergy
Demonic Counsel
33%inclusion1 decks3 decks
32%synergy
Slaughter the Strong
33%inclusion1 decks3 decks
33%synergy
Preordain
33%inclusion1 decks3 decks
28%synergy
Damnation
33%inclusion1 decks3 decks
31%synergy
Compulsive Research
33%inclusion1 decks3 decks
33%synergy
Dance of the Manse
33%inclusion1 decks3 decks
30%synergy
Space-Time Anomaly
33%inclusion1 decks3 decks
32%synergy
Utility Artifacts
Wishclaw Talisman
33%inclusion1 decks3 decks
25%synergy
Enchantments
Darksteel Mutation
100%inclusion3 decks3 decks
94%synergy
Ripples of Undeath
100%inclusion3 decks3 decks
97%synergy
Necromancy
100%inclusion3 decks3 decks
95%synergy
Animate Dead
100%inclusion3 decks3 decks
90%synergy
Ghostly Prison
100%inclusion3 decks3 decks
78%synergy
Propaganda
100%inclusion3 decks3 decks
73%synergy
Dance of the Dead
67%inclusion2 decks3 decks
64%synergy
Court of Cunning
67%inclusion2 decks3 decks
66%synergy
Out of the Tombs
67%inclusion2 decks3 decks
66%synergy
Chronic Flooding
67%inclusion2 decks3 decks
67%synergy
Authority of the Consuls
67%inclusion2 decks3 decks
55%synergy
Mirrormade
67%inclusion2 decks3 decks
57%synergy
Mystic Remora
67%inclusion2 decks3 decks
45%synergy
Sphere of Safety
67%inclusion2 decks3 decks
57%synergy
Cemetery Tampering
67%inclusion2 decks3 decks
66%synergy
Amphibian Downpour
67%inclusion2 decks3 decks
62%synergy
Dress Down
67%inclusion2 decks3 decks
64%synergy
Stillness in Motion
67%inclusion2 decks3 decks
66%synergy
Seal of Removal
67%inclusion2 decks3 decks
66%synergy
Founding the Third Path
33%inclusion1 decks3 decks
33%synergy
The Meathook Massacre
33%inclusion1 decks3 decks
30%synergy
Smuggler's Share
33%inclusion1 decks3 decks
31%synergy
Grasp of Fate
33%inclusion1 decks3 decks
27%synergy
Tymaret Calls the Dead
33%inclusion1 decks3 decks
33%synergy
Cacophony Unleashed
33%inclusion1 decks3 decks
32%synergy
Imprisoned in the Moon
33%inclusion1 decks3 decks
27%synergy
Dissipation Field
33%inclusion1 decks3 decks
32%synergy
Unable to Scream
33%inclusion1 decks3 decks
32%synergy
Tinybones Joins Up
33%inclusion1 decks3 decks
32%synergy
Aurification
33%inclusion1 decks3 decks
33%synergy
Utter Insignificance
33%inclusion1 decks3 decks
33%synergy
Corroding Dragonstorm
33%inclusion1 decks3 decks
33%synergy
Curse of the Bloody Tome
33%inclusion1 decks3 decks
33%synergy
Blind Obedience
33%inclusion1 decks3 decks
21%synergy
Hopeless Nightmare
33%inclusion1 decks3 decks
33%synergy
Estrid's Invocation
33%inclusion1 decks3 decks
29%synergy
Out of Time
33%inclusion1 decks3 decks
32%synergy
Copy Enchantment
33%inclusion1 decks3 decks
29%synergy
Luminarch Ascension
33%inclusion1 decks3 decks
32%synergy
Starfield of Nyx
33%inclusion1 decks3 decks
29%synergy
The Tale of Tamiyo
33%inclusion1 decks3 decks
33%synergy
Witness Protection
33%inclusion1 decks3 decks
31%synergy
Seal of Cleansing
33%inclusion1 decks3 decks
32%synergy
Koskun Falls
33%inclusion1 decks3 decks
33%synergy
Static Prison
33%inclusion1 decks3 decks
33%synergy
No Mercy
33%inclusion1 decks3 decks
31%synergy
Secret Arcade // Dusty Parlor
33%inclusion1 decks3 decks
28%synergy
Sheltered by Ghosts
33%inclusion1 decks3 decks
31%synergy
Black Market Connections
33%inclusion1 decks3 decks
19%synergy
Land Tax
33%inclusion1 decks3 decks
27%synergy
Planeswalkers
Ashiok, Dream Render
33%inclusion1 decks3 decks
32%synergy
Utility Lands
Bojuka Bog
67%inclusion2 decks3 decks
39%synergy
Otawara, Soaring City
67%inclusion2 decks3 decks
47%synergy
Mystic Sanctuary
33%inclusion1 decks3 decks
29%synergy
Hall of Heliod's Generosity
33%inclusion1 decks3 decks
20%synergy
Maze of Ith
33%inclusion1 decks3 decks
31%synergy
Urza's Saga
33%inclusion1 decks3 decks
21%synergy
Cabal Coffers
33%inclusion1 decks3 decks
30%synergy
Geier Reach Sanitarium
33%inclusion1 decks3 decks
29%synergy
Cephalid Coliseum
33%inclusion1 decks3 decks
30%synergy
Urborg, Tomb of Yawgmoth
33%inclusion1 decks3 decks
20%synergy
Mana Artifacts
Sol Ring
100%inclusion3 decks3 decks
10%synergy
Arcane Signet
67%inclusion2 decks3 decks
-21%synergy
Talisman of Progress
33%inclusion1 decks3 decks
-10%synergy
Talisman of Dominance
33%inclusion1 decks3 decks
-16%synergy
Thought Vessel
33%inclusion1 decks3 decks
9%synergy
Talisman of Hierarchy
33%inclusion1 decks3 decks
-10%synergy
Lands
Tundra
100%inclusion3 decks3 decks
84%synergy
Command Tower
100%inclusion3 decks3 decks
8%synergy
Underground Sea
100%inclusion3 decks3 decks
84%synergy
Sea of Clouds
100%inclusion3 decks3 decks
64%synergy
Raffine's Tower
100%inclusion3 decks3 decks
59%synergy
Godless Shrine
100%inclusion3 decks3 decks
50%synergy
Island
100%inclusion3 decks3 decks
7%synergy
Plains
100%inclusion3 decks3 decks
9%synergy
Morphic Pool
100%inclusion3 decks3 decks
66%synergy
Scrubland
100%inclusion3 decks3 decks
84%synergy
Marsh Flats
100%inclusion3 decks3 decks
64%synergy
Vault of Champions
100%inclusion3 decks3 decks
67%synergy
Polluted Delta
100%inclusion3 decks3 decks
63%synergy
Hallowed Fountain
100%inclusion3 decks3 decks
51%synergy
Flooded Strand
100%inclusion3 decks3 decks
62%synergy
Watery Grave
100%inclusion3 decks3 decks
50%synergy
Undercity Sewers
67%inclusion2 decks3 decks
52%synergy
Misty Rainforest
67%inclusion2 decks3 decks
55%synergy
Windswept Heath
67%inclusion2 decks3 decks
57%synergy
Caves of Koilos
67%inclusion2 decks3 decks
31%synergy
Swamp
67%inclusion2 decks3 decks
-25%synergy
Shipwreck Marsh
67%inclusion2 decks3 decks
46%synergy
Underground River
67%inclusion2 decks3 decks
34%synergy
Sink into Stupor
67%inclusion2 decks3 decks
54%synergy
Arid Mesa
67%inclusion2 decks3 decks
57%synergy
Scalding Tarn
67%inclusion2 decks3 decks
55%synergy
Meticulous Archive
67%inclusion2 decks3 decks
53%synergy
Mana Confluence
67%inclusion2 decks3 decks
53%synergy
Adarkar Wastes
67%inclusion2 decks3 decks
36%synergy
Sunken Ruins
67%inclusion2 decks3 decks
59%synergy
Deserted Beach
67%inclusion2 decks3 decks
46%synergy
Bloodstained Mire
67%inclusion2 decks3 decks
56%synergy
Prismatic Vista
33%inclusion1 decks3 decks
29%synergy
Witch Enchanter
33%inclusion1 decks3 decks
26%synergy
Fabled Passage
33%inclusion1 decks3 decks
26%synergy
Clearwater Pathway
33%inclusion1 decks3 decks
27%synergy
Ondu Inversion
33%inclusion1 decks3 decks
32%synergy
Shadowy Backstreet
33%inclusion1 decks3 decks
21%synergy
Exotic Orchard
33%inclusion1 decks3 decks
-25%synergy
Bleachbone Verge
33%inclusion1 decks3 decks
25%synergy
Fetid Heath
33%inclusion1 decks3 decks
22%synergy
Darkwater Catacombs
33%inclusion1 decks3 decks
19%synergy
Sea Gate Restoration
33%inclusion1 decks3 decks
31%synergy
Verdant Catacombs
33%inclusion1 decks3 decks
23%synergy
Reflecting Pool
33%inclusion1 decks3 decks
25%synergy
Jwari Disruption
33%inclusion1 decks3 decks
33%synergy
Shattered Sanctum
33%inclusion1 decks3 decks
17%synergy
Forbidden Orchard
33%inclusion1 decks3 decks
31%synergy
Gloomlake Verge
33%inclusion1 decks3 decks
22%synergy
Mystic Gate
33%inclusion1 decks3 decks
28%synergy
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