The Master of Keys (Commander) - Expensive cEDH

The Master of Keys
Rank #303
61decks
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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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Enchantments
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Utility Lands
Mana Artifacts
Lands
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Intuition
95%inclusion58 decks61 decks
93%synergy
Necromancy
95%inclusion58 decks61 decks
91%synergy
Abdel Adrian, Gorion's Ward
92%inclusion56 decks61 decks
90%synergy
Entomb
93%inclusion57 decks61 decks
87%synergy
Mindbreak Trap
92%inclusion56 decks61 decks
85%synergy
Tainted Pact
92%inclusion56 decks61 decks
85%synergy
Dress Down
87%inclusion53 decks61 decks
85%synergy
Thassa's Oracle
93%inclusion57 decks61 decks
85%synergy
Animate Dead
93%inclusion57 decks61 decks
84%synergy
Dance of the Dead
85%inclusion52 decks61 decks
83%synergy
Top Cards
Mystic Remora
100%inclusion61 decks61 decks
80%synergy
Esper Sentinel
100%inclusion61 decks61 decks
73%synergy
Dark Ritual
97%inclusion59 decks61 decks
76%synergy
Swan Song
90%inclusion55 decks61 decks
70%synergy
Mental Misstep
89%inclusion54 decks61 decks
82%synergy
Silence
89%inclusion54 decks61 decks
79%synergy
Orcish Bowmasters
89%inclusion54 decks61 decks
78%synergy
Force of Negation
89%inclusion54 decks61 decks
77%synergy
Imperial Seal
85%inclusion52 decks61 decks
78%synergy
Flusterstorm
84%inclusion51 decks61 decks
76%synergy
Game Changers
Mana Vault
100%inclusion61 decks61 decks
91%synergy
Force of Will
100%inclusion61 decks61 decks
88%synergy
Ancient Tomb
98%inclusion60 decks61 decks
86%synergy
Demonic Tutor
98%inclusion60 decks61 decks
78%synergy
Rhystic Study
98%inclusion60 decks61 decks
68%synergy
Vampiric Tutor
98%inclusion60 decks61 decks
82%synergy
Chrome Mox
98%inclusion60 decks61 decks
89%synergy
Mox Diamond
98%inclusion60 decks61 decks
92%synergy
Enlightened Tutor
98%inclusion60 decks61 decks
80%synergy
Smothering Tithe
97%inclusion59 decks61 decks
66%synergy
Creatures
Lotho, Corrupt Shirriff
82%inclusion50 decks61 decks
65%synergy
Ranger-Captain of Eos
80%inclusion49 decks61 decks
74%synergy
Grand Abolisher
79%inclusion48 decks61 decks
64%synergy
Valley Floodcaller
74%inclusion45 decks61 decks
70%synergy
Voice of Victory
60%inclusion27 decks45 decks
52%synergy
Exhibition Tidecaller
55%inclusion6 decks11 decks
54%synergy
Opposition Agent
54%inclusion33 decks61 decks
46%synergy
Auriok Salvagers
51%inclusion31 decks61 decks
51%synergy
Wan Shi Tong, Librarian
48%inclusion10 decks21 decks
43%synergy
Displacer Kitten
48%inclusion29 decks61 decks
41%synergy
Mockingbird
46%inclusion28 decks61 decks
42%synergy
Archivist of Oghma
41%inclusion25 decks61 decks
35%synergy
Hullbreaker Horror
41%inclusion25 decks61 decks
35%synergy
Lurrus of the Dream-Den
34%inclusion21 decks61 decks
33%synergy
Drannith Magistrate
33%inclusion20 decks61 decks
25%synergy
Ledger Shredder
33%inclusion20 decks61 decks
24%synergy
Tataru Taru
31%inclusion12 decks39 decks
22%synergy
Faerie Mastermind
30%inclusion18 decks61 decks
20%synergy
Hedron Crab
23%inclusion14 decks61 decks
22%synergy
Ghostly Pilferer
21%inclusion13 decks61 decks
14%synergy
Phyrexian Metamorph
16%inclusion10 decks61 decks
8%synergy
Psychic Frog
16%inclusion10 decks61 decks
9%synergy
Talion, the Kindly Lord
16%inclusion10 decks61 decks
9%synergy
Gran-Gran
14%inclusion3 decks21 decks
14%synergy
High Fae Trickster
13%inclusion8 decks60 decks
9%synergy
Snapcaster Mage
11%inclusion7 decks61 decks
9%synergy
Pollywog Prodigy
11%inclusion7 decks61 decks
8%synergy
Malevolent Hermit
8.2%inclusion5 decks61 decks
7%synergy
Emet-Selch of the Third Seat
7.7%inclusion3 decks39 decks
-2%synergy
Doom Whisperer
6.6%inclusion4 decks61 decks
5%synergy
Leonin Relic-Warder
6.6%inclusion4 decks61 decks
6%synergy
Gilded Drake
6.6%inclusion4 decks61 decks
5%synergy
Dauthi Voidwalker
6.6%inclusion4 decks61 decks
1%synergy
Voracious Tome-Skimmer
5.9%inclusion1 decks17 decks
5%synergy
Instants
Pact of Negation
79%inclusion48 decks61 decks
71%synergy
Fierce Guardianship
75%inclusion46 decks61 decks
55%synergy
Demonic Consultation
74%inclusion45 decks61 decks
66%synergy
Borne Upon a Wind
74%inclusion45 decks61 decks
69%synergy
Cabal Ritual
64%inclusion39 decks61 decks
61%synergy
Mystical Tutor
62%inclusion38 decks61 decks
52%synergy
Swords to Plowshares
62%inclusion38 decks61 decks
-5%synergy
Gifts Ungiven
51%inclusion31 decks61 decks
48%synergy
Cyclonic Rift
46%inclusion28 decks61 decks
23%synergy
An Offer You Can't Refuse
44%inclusion27 decks61 decks
16%synergy
Darkblast
34%inclusion21 decks61 decks
34%synergy
Into the Flood Maw
34%inclusion21 decks61 decks
31%synergy
Mana Drain
34%inclusion21 decks61 decks
17%synergy
Chain of Vapor
30%inclusion18 decks61 decks
27%synergy
Sink into Stupor
28%inclusion17 decks61 decks
15%synergy
Retraction Helix
23%inclusion14 decks61 decks
22%synergy
Brain Freeze
20%inclusion12 decks61 decks
19%synergy
Orim's Chant
16%inclusion10 decks61 decks
15%synergy
Culling the Weak
15%inclusion9 decks61 decks
13%synergy
Ad Nauseam
15%inclusion9 decks61 decks
13%synergy
Dispel
15%inclusion9 decks61 decks
12%synergy
Banishing Knack
13%inclusion8 decks61 decks
13%synergy
Path to Exile
11%inclusion7 decks61 decks
-31%synergy
Deadly Rollick
10%inclusion6 decks61 decks
-6%synergy
Muddle the Mixture
6.6%inclusion4 decks61 decks
3%synergy
Lim-Dûl's Vault
6.6%inclusion4 decks61 decks
3%synergy
Flare of Denial
6.6%inclusion4 decks61 decks
4%synergy
Sorceries
Sevinne's Reclamation
75%inclusion46 decks61 decks
67%synergy
Reanimate
33%inclusion20 decks61 decks
16%synergy
Windfall
31%inclusion19 decks61 decks
18%synergy
Beseech the Mirror
30%inclusion18 decks61 decks
26%synergy
Lively Dirge
28%inclusion17 decks61 decks
27%synergy
Flash Photography
24%inclusion5 decks21 decks
23%synergy
Toxic Deluge
23%inclusion14 decks61 decks
3%synergy
Yawgmoth's Will
15%inclusion9 decks61 decks
14%synergy
Demonic Counsel
15%inclusion9 decks61 decks
14%synergy
Timetwister
11%inclusion7 decks61 decks
10%synergy
Cabal Therapy
10%inclusion6 decks61 decks
10%synergy
Mnemonic Betrayal
10%inclusion6 decks61 decks
7%synergy
Diabolic Intent
8.2%inclusion5 decks61 decks
3%synergy
Praetor's Grasp
8.2%inclusion5 decks61 decks
5%synergy
Unmarked Grave
6.6%inclusion4 decks61 decks
5%synergy
Transmute Artifact
6.6%inclusion4 decks61 decks
5%synergy
Utility Artifacts
The One Ring
69%inclusion42 decks61 decks
56%synergy
Wishclaw Talisman
54%inclusion33 decks61 decks
47%synergy
Vexing Bauble
11%inclusion7 decks61 decks
10%synergy
Mesmeric Orb
8.2%inclusion5 decks61 decks
7%synergy
Enchantments
Tinybones Joins Up
75%inclusion46 decks61 decks
74%synergy
Chains of Mephistopheles
69%inclusion42 decks61 decks
69%synergy
Amphibian Downpour
62%inclusion38 decks61 decks
58%synergy
Mirrormade
59%inclusion36 decks61 decks
49%synergy
Necropotence
57%inclusion35 decks61 decks
51%synergy
Copy Artifact
57%inclusion35 decks61 decks
56%synergy
The Meathook Massacre
52%inclusion32 decks61 decks
49%synergy
Blind Obedience
49%inclusion30 decks61 decks
37%synergy
Ripples of Undeath
44%inclusion27 decks61 decks
42%synergy
Touch the Spirit Realm
43%inclusion26 decks61 decks
40%synergy
Steal Enchantment
43%inclusion26 decks61 decks
42%synergy
Static Prison
43%inclusion26 decks61 decks
42%synergy
Counterbalance
31%inclusion19 decks61 decks
30%synergy
Founding the Third Path
31%inclusion19 decks61 decks
31%synergy
Copy Enchantment
26%inclusion16 decks61 decks
21%synergy
Trouble in Pairs
23%inclusion14 decks61 decks
18%synergy
Monologue Tax
15%inclusion9 decks61 decks
8%synergy
Leyline of Anticipation
13%inclusion8 decks61 decks
9%synergy
Mornsong Aria
12%inclusion2 decks17 decks
11%synergy
Aura of Silence
11%inclusion7 decks61 decks
8%synergy
Charitable Levy
10%inclusion6 decks61 decks
9%synergy
Power Artifact
8.2%inclusion5 decks61 decks
8%synergy
Seal of Cleansing
8.2%inclusion5 decks61 decks
7%synergy
Stillness in Motion
7.0%inclusion3 decks43 decks
7%synergy
Teval's Judgment
6.7%inclusion3 decks45 decks
6%synergy
Planeswalkers
Teferi, Time Raveler
44%inclusion27 decks61 decks
36%synergy
Tezzeret, Cruel Captain
9.4%inclusion3 decks32 decks
8%synergy
Utility Lands
Otawara, Soaring City
90%inclusion55 decks61 decks
71%synergy
City of Traitors
39%inclusion24 decks61 decks
38%synergy
Urza's Saga
34%inclusion21 decks61 decks
23%synergy
Cephalid Coliseum
33%inclusion20 decks61 decks
29%synergy
Emergence Zone
31%inclusion19 decks61 decks
29%synergy
Minamo, School at Water's Edge
28%inclusion17 decks61 decks
24%synergy
Serra's Sanctum
23%inclusion14 decks61 decks
21%synergy
Takenuma, Abandoned Mire
11%inclusion7 decks61 decks
5%synergy
Urborg, Tomb of Yawgmoth
11%inclusion7 decks61 decks
-2%synergy
Bazaar of Baghdad
10%inclusion6 decks61 decks
10%synergy
Phyrexian Tower
6.6%inclusion4 decks61 decks
3%synergy
Mana Artifacts
Sol Ring
100%inclusion61 decks61 decks
10%synergy
Arcane Signet
97%inclusion59 decks61 decks
9%synergy
Lotus Petal
97%inclusion59 decks61 decks
86%synergy
Lion's Eye Diamond
87%inclusion53 decks61 decks
85%synergy
Mox Opal
84%inclusion51 decks61 decks
75%synergy
Talisman of Dominance
72%inclusion44 decks61 decks
22%synergy
Fellwar Stone
70%inclusion43 decks61 decks
37%synergy
Grim Monolith
57%inclusion35 decks61 decks
54%synergy
Talisman of Progress
44%inclusion27 decks61 decks
-0%synergy
Mox Amber
39%inclusion24 decks61 decks
33%synergy
Talisman of Hierarchy
23%inclusion14 decks61 decks
-22%synergy
Basalt Monolith
10%inclusion6 decks61 decks
8%synergy
Lands
Tundra
100%inclusion61 decks61 decks
84%synergy
Underground Sea
100%inclusion61 decks61 decks
84%synergy
Scrubland
100%inclusion61 decks61 decks
84%synergy
Marsh Flats
100%inclusion61 decks61 decks
64%synergy
Polluted Delta
100%inclusion61 decks61 decks
62%synergy
Flooded Strand
100%inclusion61 decks61 decks
61%synergy
Command Tower
98%inclusion60 decks61 decks
6%synergy
Watery Grave
97%inclusion59 decks61 decks
45%synergy
Hallowed Fountain
95%inclusion58 decks61 decks
44%synergy
Gemstone Caverns
93%inclusion57 decks61 decks
86%synergy
Godless Shrine
92%inclusion56 decks61 decks
40%synergy
City of Brass
92%inclusion56 decks61 decks
77%synergy
Mana Confluence
92%inclusion56 decks61 decks
78%synergy
Misty Rainforest
87%inclusion53 decks61 decks
76%synergy
Verdant Catacombs
80%inclusion49 decks61 decks
71%synergy
Scalding Tarn
77%inclusion47 decks61 decks
67%synergy
Bloodstained Mire
77%inclusion47 decks61 decks
66%synergy
Windswept Heath
67%inclusion41 decks61 decks
58%synergy
Morphic Pool
66%inclusion40 decks61 decks
32%synergy
Exotic Orchard
59%inclusion36 decks61 decks
0%synergy
Arid Mesa
59%inclusion36 decks61 decks
50%synergy
Undercity Sewers
54%inclusion33 decks61 decks
39%synergy
Sea of Clouds
43%inclusion26 decks61 decks
8%synergy
Vault of Champions
38%inclusion23 decks61 decks
6%synergy
Island
34%inclusion21 decks61 decks
-59%synergy
Starting Town
33%inclusion13 decks39 decks
29%synergy
Sink into Stupor
28%inclusion17 decks61 decks
15%synergy
Swamp
26%inclusion16 decks61 decks
-66%synergy
Shadowy Backstreet
25%inclusion15 decks61 decks
12%synergy
Cavern of Souls
21%inclusion13 decks61 decks
15%synergy
Meticulous Archive
21%inclusion13 decks61 decks
7%synergy
Plains
16%inclusion10 decks61 decks
-76%synergy
Spire of Industry
11%inclusion7 decks61 decks
4%synergy
Tarnished Citadel
11%inclusion7 decks61 decks
11%synergy
Forbidden Orchard
11%inclusion7 decks61 decks
9%synergy
Raffine's Tower
8.2%inclusion5 decks61 decks
-32%synergy
Talon Gates of Madara
8.2%inclusion5 decks61 decks
7%synergy
Gloomlake Verge
8.2%inclusion5 decks61 decks
-3%synergy
Floodfarm Verge
8.2%inclusion5 decks61 decks
-3%synergy
Underground River
6.6%inclusion4 decks61 decks
-28%synergy
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