The Master of Keys (Commander) - Graveyard

The Master of Keys
Rank #300
115decks
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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
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Eiganjo Dynastorian
15%inclusion7 decks47 decks
14%synergy
Primary Research
8.5%inclusion4 decks47 decks
8%synergy
Changing Loyalty
6.4%inclusion3 decks47 decks
5%synergy
Restoration Seminar
6.4%inclusion3 decks47 decks
5%synergy
Decorum Dissertation
4.5%inclusion2 decks44 decks
1%synergy
High Synergy Cards
Ripples of Undeath
72%inclusion83 decks115 decks
69%synergy
Inquisitive Glimmer
75%inclusion86 decks115 decks
68%synergy
Gravebreaker Lamia
60%inclusion69 decks115 decks
59%synergy
Starfield Mystic
63%inclusion73 decks115 decks
57%synergy
Entity Tracker
63%inclusion72 decks115 decks
57%synergy
Mesa Enchantress
64%inclusion74 decks115 decks
56%synergy
Hall of Heliod's Generosity
66%inclusion76 decks115 decks
53%synergy
Scrabbling Skullcrab
54%inclusion62 decks115 decks
53%synergy
Animate Dead
62%inclusion71 decks115 decks
52%synergy
Demon of Fate's Design
56%inclusion64 decks115 decks
50%synergy
Top Cards
Doomwake Giant
53%inclusion61 decks115 decks
47%synergy
Fear of Sleep Paralysis
52%inclusion60 decks115 decks
47%synergy
Necromancy
50%inclusion58 decks115 decks
46%synergy
Mystic Remora
50%inclusion57 decks115 decks
29%synergy
Overlord of the Floodpits
48%inclusion55 decks115 decks
44%synergy
Seal of Cleansing
47%inclusion54 decks115 decks
45%synergy
Swords to Plowshares
47%inclusion54 decks115 decks
-21%synergy
Mirrormade
46%inclusion53 decks115 decks
36%synergy
Victor, Valgavoth's Seneschal
46%inclusion53 decks115 decks
44%synergy
Sphere of Safety
46%inclusion53 decks115 decks
37%synergy
Game Changers
Smothering Tithe
42%inclusion48 decks115 decks
11%synergy
Rhystic Study
36%inclusion41 decks115 decks
5%synergy
Enlightened Tutor
18%inclusion21 decks115 decks
-1%synergy
Demonic Tutor
16%inclusion18 decks115 decks
-5%synergy
Vampiric Tutor
15%inclusion17 decks115 decks
-2%synergy
Cyclonic Rift
14%inclusion16 decks115 decks
-9%synergy
Thassa's Oracle
13%inclusion15 decks115 decks
4%synergy
Necropotence
13%inclusion15 decks115 decks
7%synergy
Mystical Tutor
11%inclusion13 decks115 decks
1%synergy
Fierce Guardianship
11%inclusion13 decks115 decks
-9%synergy
Creatures
Overlord of the Balemurk
43%inclusion49 decks115 decks
41%synergy
Zur, Eternal Schemer
43%inclusion49 decks115 decks
39%synergy
Ondu Spiritdancer
42%inclusion48 decks115 decks
36%synergy
Fear of Impostors
39%inclusion45 decks115 decks
38%synergy
Silent Hallcreeper
30%inclusion35 decks115 decks
26%synergy
Ghostly Dancers
29%inclusion33 decks115 decks
26%synergy
Enduring Curiosity
28%inclusion32 decks115 decks
20%synergy
Heliod, the Radiant Dawn
27%inclusion31 decks115 decks
23%synergy
Sage of Mysteries
25%inclusion29 decks115 decks
25%synergy
Soaring Lightbringer
24%inclusion28 decks115 decks
20%synergy
Grim Guardian
24%inclusion28 decks115 decks
22%synergy
Zur the Enchanter
23%inclusion27 decks115 decks
18%synergy
Abdel Adrian, Gorion's Ward
22%inclusion25 decks115 decks
20%synergy
Archon of Sun's Grace
20%inclusion23 decks115 decks
16%synergy
Hedron Crab
20%inclusion23 decks115 decks
19%synergy
Moon-Blessed Cleric
20%inclusion23 decks115 decks
15%synergy
Mindwrack Harpy
20%inclusion23 decks115 decks
20%synergy
Archetype of Imagination
19%inclusion22 decks115 decks
14%synergy
Aminatou, Veil Piercer
18%inclusion21 decks115 decks
17%synergy
Esper Sentinel
17%inclusion20 decks115 decks
-10%synergy
Athreos, Shroud-Veiled
17%inclusion19 decks115 decks
12%synergy
Ancient Cellarspawn
16%inclusion18 decks115 decks
13%synergy
Overlord of the Mistmoors
15%inclusion17 decks115 decks
13%synergy
Lotho, Corrupt Shirriff
13%inclusion15 decks115 decks
-4%synergy
Skullsnap Nuisance
11%inclusion13 decks115 decks
11%synergy
Alseid of Life's Bounty
11%inclusion13 decks115 decks
10%synergy
Balemurk Leech
11%inclusion13 decks115 decks
11%synergy
Ledger Shredder
11%inclusion13 decks115 decks
3%synergy
Emet-Selch of the Third Seat
11%inclusion11 decks101 decks
2%synergy
Summon: Yojimbo
11%inclusion11 decks101 decks
10%synergy
Starnheim Courser
10%inclusion12 decks115 decks
7%synergy
Phenax, God of Deception
10%inclusion12 decks115 decks
10%synergy
Spirited Companion
10%inclusion12 decks115 decks
9%synergy
Nashi, Searcher in the Dark
10%inclusion12 decks115 decks
10%synergy
Stenn, Paranoid Partisan
10%inclusion11 decks115 decks
8%synergy
Grand Abolisher
10%inclusion11 decks115 decks
-5%synergy
Witch Enchanter
8.7%inclusion10 decks115 decks
2%synergy
Lurrus of the Dream-Den
8.7%inclusion10 decks115 decks
7%synergy
Nightmare Shepherd
8.7%inclusion10 decks115 decks
6%synergy
Hullbreaker Horror
8.7%inclusion10 decks115 decks
3%synergy
Gremlin Tamer
7.8%inclusion9 decks115 decks
7%synergy
Stitcher's Supplier
7.0%inclusion8 decks115 decks
6%synergy
Braids, Arisen Nightmare
7.0%inclusion8 decks115 decks
6%synergy
Millikin
7.0%inclusion8 decks115 decks
6%synergy
Summon: Bahamut
6.9%inclusion7 decks102 decks
5%synergy
Metamorphosis Fanatic
6.1%inclusion7 decks115 decks
2%synergy
Fear of Infinity
6.1%inclusion7 decks115 decks
6%synergy
Perplexing Chimera
6.1%inclusion7 decks115 decks
5%synergy
Laboratory Maniac
6.1%inclusion7 decks115 decks
3%synergy
Auramancer
6.1%inclusion7 decks115 decks
3%synergy
Instants
Entomb
32%inclusion37 decks115 decks
25%synergy
An Offer You Can't Refuse
27%inclusion31 decks115 decks
-1%synergy
Counterspell
26%inclusion30 decks115 decks
-16%synergy
Void Rend
25%inclusion29 decks115 decks
-10%synergy
Dark Ritual
23%inclusion27 decks115 decks
3%synergy
Path to Exile
23%inclusion26 decks115 decks
-20%synergy
Arcane Denial
22%inclusion25 decks115 decks
2%synergy
Dovin's Veto
17%inclusion19 decks115 decks
-10%synergy
Swan Song
17%inclusion19 decks115 decks
-3%synergy
Thirst for Meaning
16%inclusion18 decks115 decks
14%synergy
Sink into Stupor
15%inclusion17 decks115 decks
2%synergy
Otherworldly Gaze
14%inclusion16 decks115 decks
12%synergy
Inkshield
13%inclusion15 decks115 decks
3%synergy
Frantic Search
12%inclusion14 decks115 decks
-6%synergy
Fell the Profane
11%inclusion13 decks115 decks
2%synergy
Silence
11%inclusion13 decks115 decks
1%synergy
Mana Drain
10%inclusion12 decks115 decks
-7%synergy
Gifts Ungiven
10%inclusion12 decks115 decks
8%synergy
Cabal Ritual
10%inclusion11 decks115 decks
6%synergy
Demonic Consultation
10%inclusion11 decks115 decks
2%synergy
Tainted Pact
8.7%inclusion10 decks115 decks
2%synergy
Teferi's Protection
7.8%inclusion9 decks115 decks
-8%synergy
Anguished Unmaking
7.8%inclusion9 decks115 decks
-18%synergy
Negate
7.0%inclusion8 decks115 decks
-9%synergy
Force of Negation
7.0%inclusion8 decks115 decks
-5%synergy
Flusterstorm
7.0%inclusion8 decks115 decks
-1%synergy
Force of Will
7.0%inclusion8 decks115 decks
-5%synergy
Utter End
7.0%inclusion8 decks115 decks
1%synergy
Brainstorm
6.1%inclusion7 decks115 decks
-11%synergy
Intuition
6.1%inclusion7 decks115 decks
4%synergy
Mindbreak Trap
6.1%inclusion7 decks115 decks
0%synergy
Into the Flood Maw
6.1%inclusion7 decks115 decks
2%synergy
Faithful Mending
6.1%inclusion7 decks115 decks
2%synergy
Fact or Fiction
5.2%inclusion6 decks115 decks
2%synergy
Thought Scour
5.2%inclusion6 decks115 decks
4%synergy
Sorceries
Sevinne's Reclamation
42%inclusion48 decks115 decks
33%synergy
Redress Fate
30%inclusion34 decks115 decks
24%synergy
Windfall
26%inclusion30 decks115 decks
13%synergy
Toxic Deluge
21%inclusion24 decks115 decks
1%synergy
Reanimate
19%inclusion22 decks115 decks
3%synergy
Singularity Rupture
19%inclusion18 decks97 decks
16%synergy
Dance of the Manse
17%inclusion20 decks115 decks
14%synergy
Resurgent Belief
15%inclusion17 decks115 decks
13%synergy
Extinguish All Hope
15%inclusion17 decks115 decks
13%synergy
Glimpse the Unthinkable
12%inclusion14 decks115 decks
12%synergy
Time Wipe
11%inclusion13 decks115 decks
5%synergy
Supreme Verdict
10%inclusion12 decks115 decks
-4%synergy
Space-Time Anomaly
10%inclusion10 decks96 decks
9%synergy
Ponder
10%inclusion11 decks115 decks
1%synergy
Damn
10%inclusion11 decks115 decks
-11%synergy
Unmarked Grave
8.7%inclusion10 decks115 decks
7%synergy
Replenish
8.7%inclusion10 decks115 decks
7%synergy
Idyllic Tutor
8.7%inclusion10 decks115 decks
4%synergy
Terminus
7.0%inclusion8 decks115 decks
3%synergy
Demonic Counsel
7.0%inclusion8 decks115 decks
6%synergy
Austere Command
6.1%inclusion7 decks115 decks
-2%synergy
Imperial Seal
6.1%inclusion7 decks115 decks
-1%synergy
Open the Vaults
6.1%inclusion7 decks115 decks
5%synergy
Traumatize
6.1%inclusion7 decks115 decks
6%synergy
Lively Dirge
5.2%inclusion6 decks115 decks
4%synergy
Farewell
5.2%inclusion6 decks115 decks
-7%synergy
Utility Artifacts
Mesmeric Orb
22%inclusion25 decks115 decks
21%synergy
Crucible of Worlds
8.7%inclusion10 decks115 decks
8%synergy
Cloud Key
7.8%inclusion9 decks115 decks
5%synergy
The One Ring
7.0%inclusion8 decks115 decks
-6%synergy
Wayfarer's Bauble
6.1%inclusion7 decks115 decks
-1%synergy
Palantír of Orthanc
6.1%inclusion7 decks115 decks
5%synergy
Lightning Greaves
6.1%inclusion7 decks115 decks
-17%synergy
Perpetual Timepiece
5.2%inclusion6 decks115 decks
5%synergy
Swiftfoot Boots
5.2%inclusion6 decks115 decks
-19%synergy
Enchantments
Dress Down
46%inclusion53 decks115 decks
44%synergy
Secret Arcade // Dusty Parlor
41%inclusion47 decks115 decks
36%synergy
Grasp of Fate
38%inclusion44 decks115 decks
32%synergy
Estrid's Invocation
38%inclusion44 decks115 decks
34%synergy
Cemetery Tampering
38%inclusion44 decks115 decks
37%synergy
Cacophony Unleashed
37%inclusion43 decks115 decks
36%synergy
Dance of the Dead
36%inclusion41 decks115 decks
34%synergy
Sigil of the Empty Throne
36%inclusion41 decks115 decks
30%synergy
Amphibian Downpour
35%inclusion40 decks115 decks
30%synergy
Propaganda
34%inclusion39 decks115 decks
5%synergy
Starfield of Nyx
33%inclusion38 decks115 decks
29%synergy
Ghostly Prison
32%inclusion37 decks115 decks
9%synergy
Stillness in Motion
31%inclusion32 decks104 decks
30%synergy
Blind Obedience
28%inclusion32 decks115 decks
16%synergy
Monologue Tax
26%inclusion30 decks115 decks
20%synergy
Seal of Removal
24%inclusion28 decks115 decks
24%synergy
Teval's Judgment
24%inclusion25 decks104 decks
23%synergy
The Tale of Tamiyo
23%inclusion26 decks115 decks
22%synergy
Darksteel Mutation
22%inclusion25 decks115 decks
16%synergy
Polluted Cistern // Dim Oubliette
22%inclusion25 decks115 decks
21%synergy
Imprisoned in the Moon
20%inclusion23 decks115 decks
13%synergy
Copy Enchantment
20%inclusion23 decks115 decks
15%synergy
Restricted Office // Lecture Hall
20%inclusion23 decks115 decks
18%synergy
The Meathook Massacre
19%inclusion22 decks115 decks
16%synergy
All That Glitters
19%inclusion22 decks115 decks
11%synergy
Defiled Crypt // Cadaver Lab
19%inclusion22 decks115 decks
18%synergy
Ethereal Armor
19%inclusion22 decks115 decks
15%synergy
Extravagant Replication
18%inclusion21 decks115 decks
13%synergy
Shark Typhoon
18%inclusion21 decks115 decks
12%synergy
Black Market Connections
18%inclusion21 decks115 decks
3%synergy
Nowhere to Run
18%inclusion21 decks115 decks
17%synergy
Out of the Tombs
17%inclusion19 decks115 decks
16%synergy
Central Elevator // Promising Stairs
17%inclusion19 decks115 decks
16%synergy
Leyline of Anticipation
17%inclusion19 decks115 decks
12%synergy
Secrets of the Dead
17%inclusion19 decks115 decks
16%synergy
Greater Auramancy
17%inclusion19 decks115 decks
12%synergy
Touch the Spirit Realm
16%inclusion18 decks115 decks
13%synergy
Land Tax
16%inclusion18 decks115 decks
10%synergy
Court of Cunning
15%inclusion17 decks115 decks
14%synergy
The Eldest Reborn
15%inclusion17 decks115 decks
12%synergy
Sheltered by Ghosts
15%inclusion17 decks115 decks
12%synergy
Hallowed Haunting
15%inclusion17 decks115 decks
12%synergy
Mirror Room // Fractured Realm
15%inclusion17 decks115 decks
13%synergy
Timely Ward
14%inclusion16 decks115 decks
9%synergy
Bottomless Pool // Locker Room
14%inclusion16 decks115 decks
12%synergy
Phyrexian Arena
14%inclusion16 decks115 decks
0%synergy
One with the Multiverse
12%inclusion14 decks115 decks
8%synergy
Cramped Vents // Access Maze
12%inclusion14 decks115 decks
10%synergy
Glasswing Grace
12%inclusion14 decks115 decks
9%synergy
Static Prison
12%inclusion14 decks115 decks
12%synergy
Battles
Invasion of Theros
7.0%inclusion8 decks115 decks
5%synergy
Utility Lands
Bojuka Bog
49%inclusion56 decks115 decks
22%synergy
Otawara, Soaring City
22%inclusion25 decks115 decks
3%synergy
Reliquary Tower
16%inclusion18 decks115 decks
-18%synergy
Halimar Depths
14%inclusion16 decks115 decks
9%synergy
Takenuma, Abandoned Mire
14%inclusion16 decks115 decks
8%synergy
Cephalid Coliseum
14%inclusion16 decks115 decks
10%synergy
Temple of the False God
8.7%inclusion10 decks115 decks
1%synergy
Adagia, Windswept Bastion
8.2%inclusion8 decks97 decks
6%synergy
Ancient Tomb
7.8%inclusion9 decks115 decks
-5%synergy
Urza's Saga
5.2%inclusion6 decks115 decks
-6%synergy
Nephalia Drownyard
5.2%inclusion6 decks115 decks
5%synergy
Eiganjo, Seat of the Empire
5.2%inclusion6 decks115 decks
0%synergy
Mana Artifacts
Arcane Signet
81%inclusion93 decks115 decks
-7%synergy
Sol Ring
80%inclusion92 decks115 decks
-10%synergy
Talisman of Dominance
41%inclusion47 decks115 decks
-9%synergy
Talisman of Hierarchy
40%inclusion46 decks115 decks
-5%synergy
Azorius Signet
38%inclusion44 decks115 decks
8%synergy
Talisman of Progress
35%inclusion40 decks115 decks
-9%synergy
Orzhov Signet
31%inclusion36 decks115 decks
-1%synergy
Fellwar Stone
29%inclusion33 decks115 decks
-4%synergy
Dimir Signet
19%inclusion22 decks115 decks
-11%synergy
Mind Stone
15%inclusion17 decks115 decks
3%synergy
Mana Vault
10%inclusion12 decks115 decks
2%synergy
Lotus Petal
8.7%inclusion10 decks115 decks
-2%synergy
Commander's Sphere
7.0%inclusion8 decks115 decks
-11%synergy
Chromatic Lantern
7.0%inclusion8 decks115 decks
-6%synergy
Basalt Monolith
5.2%inclusion6 decks115 decks
3%synergy
Mox Amber
5.2%inclusion6 decks115 decks
-1%synergy
Thought Vessel
5.2%inclusion6 decks115 decks
-20%synergy
Lands
Island
97%inclusion112 decks115 decks
4%synergy
Swamp
96%inclusion110 decks115 decks
4%synergy
Plains
96%inclusion110 decks115 decks
4%synergy
Command Tower
94%inclusion108 decks115 decks
1%synergy
Arcane Sanctum
62%inclusion71 decks115 decks
8%synergy
Exotic Orchard
59%inclusion68 decks115 decks
0%synergy
Underground River
57%inclusion65 decks115 decks
22%synergy
Caves of Koilos
55%inclusion63 decks115 decks
19%synergy
Hallowed Fountain
55%inclusion63 decks115 decks
4%synergy
Watery Grave
54%inclusion62 decks115 decks
3%synergy
Adarkar Wastes
53%inclusion61 decks115 decks
21%synergy
Godless Shrine
51%inclusion59 decks115 decks
0%synergy
Glacial Fortress
46%inclusion53 decks115 decks
3%synergy
Raffine's Tower
46%inclusion53 decks115 decks
5%synergy
Polluted Delta
43%inclusion50 decks115 decks
5%synergy
Flooded Strand
41%inclusion47 decks115 decks
2%synergy
Isolated Chapel
39%inclusion45 decks115 decks
-3%synergy
Shadowy Backstreet
37%inclusion43 decks115 decks
25%synergy
Valgavoth's Lair
37%inclusion43 decks115 decks
35%synergy
Meticulous Archive
37%inclusion43 decks115 decks
23%synergy
Marsh Flats
37%inclusion43 decks115 decks
1%synergy
Undercity Sewers
35%inclusion40 decks115 decks
20%synergy
Drowned Catacomb
35%inclusion40 decks115 decks
-3%synergy
Azorius Chancery
30%inclusion35 decks115 decks
17%synergy
Vault of Champions
30%inclusion35 decks115 decks
-2%synergy
Prairie Stream
29%inclusion33 decks115 decks
-12%synergy
Sea of Clouds
29%inclusion33 decks115 decks
-6%synergy
Sunken Hollow
29%inclusion33 decks115 decks
-11%synergy
Morphic Pool
28%inclusion32 decks115 decks
-6%synergy
Obscura Storefront
28%inclusion32 decks115 decks
19%synergy
Deserted Beach
28%inclusion32 decks115 decks
7%synergy
Contaminated Landscape
27%inclusion31 decks115 decks
13%synergy
Floodfarm Verge
26%inclusion30 decks115 decks
15%synergy
Terramorphic Expanse
24%inclusion28 decks115 decks
9%synergy
Shipwreck Marsh
23%inclusion27 decks115 decks
3%synergy
Evolving Wilds
23%inclusion27 decks115 decks
-1%synergy
Fabled Passage
23%inclusion26 decks115 decks
15%synergy
Dimir Aqueduct
23%inclusion26 decks115 decks
10%synergy
Gloomlake Verge
23%inclusion26 decks115 decks
12%synergy
Orzhov Basilica
23%inclusion26 decks115 decks
8%synergy
Tainted Isle
20%inclusion23 decks115 decks
14%synergy
Tainted Field
20%inclusion23 decks115 decks
13%synergy
Temple of Enlightenment
19%inclusion22 decks115 decks
3%synergy
Fetid Heath
18%inclusion21 decks115 decks
5%synergy
Shattered Sanctum
18%inclusion21 decks115 decks
1%synergy
Temple of Silence
18%inclusion21 decks115 decks
0%synergy
Sink into Stupor
15%inclusion17 decks115 decks
2%synergy
Temple of Deceit
14%inclusion16 decks115 decks
-3%synergy
City of Brass
14%inclusion16 decks115 decks
-1%synergy
Path of Ancestry
13%inclusion15 decks115 decks
-15%synergy
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