The Master of Keys (Commander) - cEDH

The Master of Keys
Rank #301
618decks
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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
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King T'Challa
8.3%inclusion3 decks36 decks
6%synergy
The Mind Stone
1.7%inclusion1 decks59 decks
0%synergy
High Synergy Cards
Necromancy
94%inclusion584 decks618 decks
90%synergy
Abdel Adrian, Gorion's Ward
90%inclusion554 decks618 decks
88%synergy
Animate Dead
97%inclusion601 decks618 decks
88%synergy
Entomb
94%inclusion580 decks618 decks
87%synergy
Dance of the Dead
88%inclusion546 decks618 decks
86%synergy
Dress Down
86%inclusion532 decks618 decks
84%synergy
Tainted Pact
90%inclusion557 decks618 decks
84%synergy
Silence
93%inclusion573 decks618 decks
83%synergy
Demonic Consultation
88%inclusion542 decks618 decks
80%synergy
Mindbreak Trap
86%inclusion532 decks618 decks
80%synergy
Top Cards
Mystic Remora
98%inclusion605 decks618 decks
77%synergy
Esper Sentinel
95%inclusion589 decks618 decks
68%synergy
Dark Ritual
94%inclusion583 decks618 decks
74%synergy
Swan Song
89%inclusion553 decks618 decks
69%synergy
Orcish Bowmasters
89%inclusion547 decks618 decks
79%synergy
Flusterstorm
87%inclusion540 decks618 decks
80%synergy
Grand Abolisher
87%inclusion535 decks618 decks
72%synergy
Force of Negation
86%inclusion530 decks618 decks
74%synergy
Mental Misstep
80%inclusion495 decks618 decks
74%synergy
Pact of Negation
80%inclusion494 decks618 decks
73%synergy
Game Changers
Rhystic Study
97%inclusion600 decks618 decks
67%synergy
Demonic Tutor
96%inclusion596 decks618 decks
76%synergy
Vampiric Tutor
96%inclusion595 decks618 decks
80%synergy
Enlightened Tutor
95%inclusion590 decks618 decks
77%synergy
Mana Vault
95%inclusion586 decks618 decks
86%synergy
Thassa's Oracle
95%inclusion585 decks618 decks
86%synergy
Chrome Mox
94%inclusion578 decks618 decks
85%synergy
Force of Will
93%inclusion576 decks618 decks
81%synergy
Smothering Tithe
92%inclusion570 decks618 decks
62%synergy
Ancient Tomb
91%inclusion563 decks618 decks
79%synergy
Creatures
Ranger-Captain of Eos
78%inclusion485 decks618 decks
73%synergy
Lotho, Corrupt Shirriff
78%inclusion483 decks618 decks
61%synergy
Valley Floodcaller
73%inclusion451 decks618 decks
69%synergy
Opposition Agent
57%inclusion350 decks618 decks
49%synergy
Displacer Kitten
54%inclusion333 decks618 decks
47%synergy
Voice of Victory
51%inclusion197 decks386 decks
43%synergy
Wan Shi Tong, Librarian
47%inclusion75 decks159 decks
42%synergy
Hullbreaker Horror
47%inclusion288 decks618 decks
41%synergy
Mockingbird
42%inclusion262 decks618 decks
38%synergy
Archivist of Oghma
41%inclusion253 decks618 decks
35%synergy
Drannith Magistrate
41%inclusion251 decks618 decks
33%synergy
Auriok Salvagers
39%inclusion244 decks618 decks
39%synergy
Lurrus of the Dream-Den
36%inclusion221 decks618 decks
34%synergy
Tataru Taru
32%inclusion93 decks295 decks
23%synergy
Ledger Shredder
31%inclusion192 decks618 decks
22%synergy
Faerie Mastermind
27%inclusion169 decks618 decks
18%synergy
Exhibition Tidecaller
26%inclusion21 decks80 decks
26%synergy
Phyrexian Metamorph
25%inclusion157 decks618 decks
17%synergy
Talion, the Kindly Lord
25%inclusion154 decks618 decks
18%synergy
Hedron Crab
21%inclusion130 decks618 decks
20%synergy
Pollywog Prodigy
19%inclusion119 decks618 decks
16%synergy
Psychic Frog
19%inclusion118 decks618 decks
12%synergy
Ghostly Pilferer
14%inclusion88 decks618 decks
7%synergy
Dauthi Voidwalker
14%inclusion85 decks618 decks
8%synergy
Hoarding Broodlord
11%inclusion71 decks618 decks
10%synergy
Leonin Relic-Warder
10%inclusion62 decks618 decks
10%synergy
Volatile Stormdrake
8.9%inclusion55 decks618 decks
8%synergy
Snapcaster Mage
7.9%inclusion49 decks618 decks
6%synergy
High Fae Trickster
7.8%inclusion42 decks541 decks
3%synergy
Gilded Drake
6.1%inclusion38 decks618 decks
5%synergy
Overlord of the Balemurk
5.7%inclusion35 decks618 decks
4%synergy
Phantasmal Image
5.3%inclusion33 decks618 decks
3%synergy
Instants
Intuition
79%inclusion488 decks618 decks
77%synergy
Swords to Plowshares
78%inclusion481 decks618 decks
10%synergy
Borne Upon a Wind
72%inclusion445 decks618 decks
67%synergy
Fierce Guardianship
70%inclusion435 decks618 decks
50%synergy
Mystical Tutor
68%inclusion421 decks618 decks
58%synergy
An Offer You Can't Refuse
63%inclusion387 decks618 decks
35%synergy
Cabal Ritual
57%inclusion355 decks618 decks
54%synergy
Cyclonic Rift
56%inclusion347 decks618 decks
34%synergy
Into the Flood Maw
41%inclusion253 decks618 decks
37%synergy
Chain of Vapor
40%inclusion249 decks618 decks
37%synergy
Gifts Ungiven
37%inclusion227 decks618 decks
34%synergy
Mana Drain
32%inclusion199 decks618 decks
15%synergy
Sink into Stupor
30%inclusion188 decks618 decks
17%synergy
Ad Nauseam
21%inclusion128 decks618 decks
19%synergy
Retraction Helix
20%inclusion121 decks618 decks
19%synergy
Culling the Weak
19%inclusion119 decks618 decks
18%synergy
Path to Exile
17%inclusion105 decks618 decks
-25%synergy
Brain Freeze
15%inclusion90 decks618 decks
14%synergy
Darkblast
13%inclusion81 decks618 decks
13%synergy
Banishing Knack
13%inclusion79 decks618 decks
12%synergy
Dispel
12%inclusion75 decks618 decks
9%synergy
Saw in Half
10%inclusion60 decks618 decks
8%synergy
Orim's Chant
9.4%inclusion58 decks618 decks
8%synergy
Strix Serenade
9.1%inclusion56 decks618 decks
6%synergy
Deadly Rollick
8.7%inclusion54 decks618 decks
-7%synergy
Muddle the Mixture
7.3%inclusion45 decks618 decks
4%synergy
Sacrifice
7.3%inclusion45 decks618 decks
7%synergy
Lim-Dûl's Vault
6.6%inclusion41 decks618 decks
4%synergy
Angel's Grace
6.5%inclusion40 decks618 decks
4%synergy
Counterspell
6.0%inclusion37 decks618 decks
-36%synergy
Spell Pierce
5.8%inclusion36 decks618 decks
3%synergy
Dovin's Veto
5.7%inclusion35 decks618 decks
-21%synergy
Rain of Filth
5.2%inclusion32 decks618 decks
5%synergy
Misdirection
5.0%inclusion31 decks618 decks
3%synergy
Dismember
5.0%inclusion31 decks618 decks
-2%synergy
Sorceries
Imperial Seal
77%inclusion475 decks618 decks
70%synergy
Sevinne's Reclamation
71%inclusion441 decks618 decks
63%synergy
Toxic Deluge
37%inclusion227 decks618 decks
17%synergy
Reanimate
35%inclusion217 decks618 decks
19%synergy
Windfall
29%inclusion177 decks618 decks
16%synergy
Beseech the Mirror
27%inclusion165 decks618 decks
23%synergy
Lively Dirge
24%inclusion149 decks618 decks
23%synergy
Mnemonic Betrayal
22%inclusion136 decks618 decks
19%synergy
Demonic Counsel
18%inclusion109 decks618 decks
17%synergy
Flash Photography
15%inclusion27 decks175 decks
14%synergy
Praetor's Grasp
10%inclusion63 decks618 decks
7%synergy
Unmarked Grave
10%inclusion62 decks618 decks
9%synergy
Yawgmoth's Will
9.4%inclusion58 decks618 decks
8%synergy
Cabal Therapy
9.1%inclusion56 decks618 decks
9%synergy
Diabolic Intent
8.9%inclusion55 decks618 decks
4%synergy
Utility Artifacts
The One Ring
77%inclusion475 decks618 decks
64%synergy
Wishclaw Talisman
69%inclusion429 decks618 decks
62%synergy
Cursed Totem
10%inclusion64 decks618 decks
8%synergy
Mesmeric Orb
8.9%inclusion55 decks618 decks
8%synergy
Vexing Bauble
7.0%inclusion43 decks618 decks
5%synergy
Enchantments
Necropotence
67%inclusion413 decks618 decks
60%synergy
Tinybones Joins Up
67%inclusion411 decks618 decks
65%synergy
Blind Obedience
61%inclusion380 decks618 decks
50%synergy
Amphibian Downpour
54%inclusion332 decks618 decks
49%synergy
Ripples of Undeath
50%inclusion310 decks618 decks
47%synergy
Touch the Spirit Realm
42%inclusion260 decks618 decks
40%synergy
Copy Artifact
41%inclusion251 decks618 decks
40%synergy
Mirrormade
40%inclusion245 decks618 decks
30%synergy
The Meathook Massacre
36%inclusion225 decks618 decks
33%synergy
Static Prison
34%inclusion210 decks618 decks
34%synergy
Steal Enchantment
29%inclusion179 decks618 decks
28%synergy
Copy Enchantment
19%inclusion119 decks618 decks
14%synergy
Counterbalance
18%inclusion113 decks618 decks
17%synergy
Founding the Third Path
18%inclusion113 decks618 decks
18%synergy
Trouble in Pairs
17%inclusion102 decks618 decks
11%synergy
Chains of Mephistopheles
12%inclusion76 decks618 decks
12%synergy
Chthonian Nightmare
11%inclusion67 decks618 decks
10%synergy
Monologue Tax
10%inclusion61 decks618 decks
3%synergy
Seal of Removal
8.3%inclusion51 decks618 decks
8%synergy
Leyline of Anticipation
8.1%inclusion50 decks618 decks
4%synergy
Seal of Cleansing
6.1%inclusion38 decks618 decks
5%synergy
Aura of Silence
5.7%inclusion35 decks618 decks
3%synergy
Second Chance
5.2%inclusion32 decks618 decks
5%synergy
Planeswalkers
Teferi, Time Raveler
52%inclusion320 decks618 decks
44%synergy
Utility Lands
Otawara, Soaring City
86%inclusion533 decks618 decks
67%synergy
Urza's Saga
39%inclusion241 decks618 decks
27%synergy
Minamo, School at Water's Edge
30%inclusion185 decks618 decks
26%synergy
Emergence Zone
28%inclusion170 decks618 decks
26%synergy
Cephalid Coliseum
22%inclusion135 decks618 decks
18%synergy
City of Traitors
16%inclusion100 decks618 decks
15%synergy
Serra's Sanctum
12%inclusion72 decks618 decks
10%synergy
Takenuma, Abandoned Mire
11%inclusion67 decks618 decks
5%synergy
Urborg, Tomb of Yawgmoth
8.3%inclusion51 decks618 decks
-5%synergy
Hall of Heliod's Generosity
6.8%inclusion42 decks618 decks
-6%synergy
Phyrexian Tower
5.0%inclusion31 decks618 decks
1%synergy
Mana Artifacts
Sol Ring
100%inclusion615 decks618 decks
10%synergy
Arcane Signet
98%inclusion603 decks618 decks
10%synergy
Lotus Petal
94%inclusion578 decks618 decks
83%synergy
Talisman of Dominance
83%inclusion514 decks618 decks
33%synergy
Mox Diamond
83%inclusion514 decks618 decks
76%synergy
Fellwar Stone
80%inclusion496 decks618 decks
47%synergy
Mox Opal
79%inclusion488 decks618 decks
71%synergy
Lion's Eye Diamond
66%inclusion410 decks618 decks
64%synergy
Talisman of Progress
54%inclusion336 decks618 decks
10%synergy
Mox Amber
39%inclusion244 decks618 decks
33%synergy
Talisman of Hierarchy
39%inclusion242 decks618 decks
-6%synergy
Grim Monolith
35%inclusion217 decks618 decks
32%synergy
Basalt Monolith
7.1%inclusion44 decks618 decks
5%synergy
Lands
Command Tower
98%inclusion606 decks618 decks
5%synergy
Watery Grave
96%inclusion595 decks618 decks
45%synergy
Polluted Delta
96%inclusion592 decks618 decks
58%synergy
Hallowed Fountain
95%inclusion587 decks618 decks
44%synergy
Godless Shrine
94%inclusion582 decks618 decks
42%synergy
Flooded Strand
94%inclusion580 decks618 decks
55%synergy
Marsh Flats
93%inclusion576 decks618 decks
57%synergy
City of Brass
89%inclusion547 decks618 decks
73%synergy
Gemstone Caverns
88%inclusion543 decks618 decks
80%synergy
Mana Confluence
87%inclusion537 decks618 decks
73%synergy
Tundra
85%inclusion527 decks618 decks
69%synergy
Scrubland
85%inclusion525 decks618 decks
69%synergy
Underground Sea
83%inclusion513 decks618 decks
67%synergy
Bloodstained Mire
82%inclusion504 decks618 decks
71%synergy
Misty Rainforest
81%inclusion502 decks618 decks
71%synergy
Verdant Catacombs
78%inclusion480 decks618 decks
68%synergy
Scalding Tarn
75%inclusion462 decks618 decks
64%synergy
Exotic Orchard
70%inclusion430 decks618 decks
11%synergy
Windswept Heath
69%inclusion426 decks618 decks
60%synergy
Morphic Pool
68%inclusion420 decks618 decks
34%synergy
Arid Mesa
63%inclusion388 decks618 decks
54%synergy
Undercity Sewers
55%inclusion342 decks618 decks
40%synergy
Sea of Clouds
54%inclusion335 decks618 decks
20%synergy
Vault of Champions
46%inclusion284 decks618 decks
14%synergy
Island
44%inclusion271 decks618 decks
-49%synergy
Swamp
38%inclusion232 decks618 decks
-54%synergy
Starting Town
35%inclusion102 decks295 decks
30%synergy
Sink into Stupor
30%inclusion188 decks618 decks
17%synergy
Plains
29%inclusion177 decks618 decks
-63%synergy
Meticulous Archive
25%inclusion152 decks618 decks
11%synergy
Forbidden Orchard
20%inclusion123 decks618 decks
18%synergy
Spire of Industry
19%inclusion118 decks618 decks
11%synergy
Shadowy Backstreet
18%inclusion113 decks618 decks
6%synergy
Cavern of Souls
18%inclusion113 decks618 decks
12%synergy
Underground River
15%inclusion90 decks618 decks
-21%synergy
Talon Gates of Madara
11%inclusion67 decks618 decks
10%synergy
Caves of Koilos
10%inclusion63 decks618 decks
-26%synergy
Adarkar Wastes
10%inclusion63 decks618 decks
-23%synergy
Raffine's Tower
8.6%inclusion53 decks618 decks
-32%synergy
Gloomlake Verge
8.1%inclusion50 decks618 decks
-3%synergy
Floodfarm Verge
7.3%inclusion45 decks618 decks
-4%synergy
Silent Clearing
5.7%inclusion35 decks618 decks
3%synergy
Reflecting Pool
5.3%inclusion33 decks618 decks
-3%synergy
Tarnished Citadel
5.0%inclusion31 decks618 decks
4%synergy
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