The Master of Keys (Commander) - Budget cEDH

The Master of Keys
Rank #305
58decks
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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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Animate Dead
97%inclusion56 decks58 decks
87%synergy
Necromancy
86%inclusion50 decks58 decks
82%synergy
Abdel Adrian, Gorion's Ward
78%inclusion45 decks58 decks
76%synergy
Entomb
81%inclusion47 decks58 decks
74%synergy
Dance of the Dead
76%inclusion44 decks58 decks
74%synergy
Dress Down
76%inclusion44 decks58 decks
73%synergy
Dark Ritual
90%inclusion52 decks58 decks
70%synergy
Mystic Remora
90%inclusion52 decks58 decks
69%synergy
Sevinne's Reclamation
78%inclusion45 decks58 decks
69%synergy
Grand Abolisher
81%inclusion47 decks58 decks
67%synergy
Top Cards
Swords to Plowshares
81%inclusion47 decks58 decks
13%synergy
Blind Obedience
74%inclusion43 decks58 decks
62%synergy
Esper Sentinel
74%inclusion43 decks58 decks
47%synergy
Silence
72%inclusion42 decks58 decks
62%synergy
Demonic Consultation
71%inclusion41 decks58 decks
63%synergy
An Offer You Can't Refuse
64%inclusion37 decks58 decks
37%synergy
Tainted Pact
60%inclusion35 decks58 decks
53%synergy
Ripples of Undeath
59%inclusion34 decks58 decks
56%synergy
Reanimate
59%inclusion34 decks58 decks
42%synergy
Wishclaw Talisman
57%inclusion33 decks58 decks
49%synergy
Game Changers
Enlightened Tutor
79%inclusion46 decks58 decks
60%synergy
Rhystic Study
79%inclusion46 decks58 decks
48%synergy
Demonic Tutor
78%inclusion45 decks58 decks
57%synergy
Smothering Tithe
76%inclusion44 decks58 decks
45%synergy
Thassa's Oracle
76%inclusion44 decks58 decks
67%synergy
Vampiric Tutor
67%inclusion39 decks58 decks
50%synergy
Mana Vault
60%inclusion35 decks58 decks
51%synergy
Necropotence
57%inclusion33 decks58 decks
50%synergy
Chrome Mox
53%inclusion31 decks58 decks
44%synergy
Mystical Tutor
53%inclusion31 decks58 decks
42%synergy
Creatures
Displacer Kitten
55%inclusion32 decks58 decks
48%synergy
Lotho, Corrupt Shirriff
53%inclusion31 decks58 decks
37%synergy
Valley Floodcaller
52%inclusion30 decks58 decks
48%synergy
Orcish Bowmasters
50%inclusion29 decks58 decks
39%synergy
Opposition Agent
45%inclusion26 decks58 decks
36%synergy
Ranger-Captain of Eos
41%inclusion24 decks58 decks
35%synergy
Hullbreaker Horror
41%inclusion24 decks58 decks
35%synergy
Drannith Magistrate
40%inclusion23 decks58 decks
32%synergy
Archivist of Oghma
36%inclusion21 decks58 decks
30%synergy
Lurrus of the Dream-Den
34%inclusion20 decks58 decks
33%synergy
Hoarding Broodlord
29%inclusion17 decks58 decks
27%synergy
Ledger Shredder
26%inclusion15 decks58 decks
17%synergy
Voice of Victory
26%inclusion9 decks35 decks
17%synergy
Mockingbird
21%inclusion12 decks58 decks
16%synergy
Entity Tracker
21%inclusion12 decks58 decks
14%synergy
Hedron Crab
21%inclusion12 decks58 decks
20%synergy
Wan Shi Tong, Librarian
20%inclusion2 decks10 decks
15%synergy
Volatile Stormdrake
17%inclusion10 decks58 decks
16%synergy
Overlord of the Balemurk
17%inclusion10 decks58 decks
15%synergy
Scrabbling Skullcrab
17%inclusion10 decks58 decks
16%synergy
Leonin Relic-Warder
17%inclusion10 decks58 decks
17%synergy
Mesa Enchantress
17%inclusion10 decks58 decks
8%synergy
Talion, the Kindly Lord
16%inclusion9 decks58 decks
8%synergy
Faerie Mastermind
16%inclusion9 decks58 decks
6%synergy
Grim Guardian
16%inclusion9 decks58 decks
13%synergy
Starfield Mystic
16%inclusion9 decks58 decks
9%synergy
Phyrexian Metamorph
14%inclusion8 decks58 decks
5%synergy
Demon of Fate's Design
14%inclusion8 decks58 decks
8%synergy
Inquisitive Glimmer
14%inclusion8 decks58 decks
6%synergy
Pollywog Prodigy
14%inclusion8 decks58 decks
10%synergy
Dauthi Voidwalker
14%inclusion8 decks58 decks
8%synergy
Tataru Taru
13%inclusion3 decks24 decks
4%synergy
Ondu Spiritdancer
12%inclusion7 decks58 decks
6%synergy
Balemurk Leech
12%inclusion7 decks58 decks
11%synergy
Zur the Enchanter
12%inclusion7 decks58 decks
7%synergy
High Fae Trickster
12%inclusion6 decks52 decks
7%synergy
Sage of Mysteries
10%inclusion6 decks58 decks
10%synergy
Auriok Salvagers
10%inclusion6 decks58 decks
10%synergy
Overlord of the Floodpits
10%inclusion6 decks58 decks
7%synergy
Doomwake Giant
10%inclusion6 decks58 decks
4%synergy
Gravebreaker Lamia
8.6%inclusion5 decks58 decks
8%synergy
Spellseeker
8.6%inclusion5 decks58 decks
7%synergy
Zur, Eternal Schemer
8.6%inclusion5 decks58 decks
5%synergy
Walking Ballista
8.6%inclusion5 decks58 decks
6%synergy
Vile Entomber
8.6%inclusion5 decks58 decks
8%synergy
Fear of Sleep Paralysis
8.6%inclusion5 decks58 decks
3%synergy
Emet-Selch of the Third Seat
8.3%inclusion2 decks24 decks
-1%synergy
Malcolm, Alluring Scoundrel
6.9%inclusion4 decks58 decks
2%synergy
Emry, Lurker of the Loch
6.9%inclusion4 decks58 decks
1%synergy
Heliod, Sun-Crowned
6.9%inclusion4 decks58 decks
3%synergy
Instants
Swan Song
57%inclusion33 decks58 decks
37%synergy
Flusterstorm
55%inclusion32 decks58 decks
47%synergy
Force of Will
50%inclusion29 decks58 decks
38%synergy
Force of Negation
48%inclusion28 decks58 decks
37%synergy
Mental Misstep
48%inclusion28 decks58 decks
42%synergy
Mindbreak Trap
48%inclusion28 decks58 decks
42%synergy
Pact of Negation
47%inclusion27 decks58 decks
39%synergy
Borne Upon a Wind
45%inclusion26 decks58 decks
40%synergy
Fierce Guardianship
41%inclusion24 decks58 decks
21%synergy
Cyclonic Rift
40%inclusion23 decks58 decks
16%synergy
Cabal Ritual
34%inclusion20 decks58 decks
31%synergy
Gifts Ungiven
29%inclusion17 decks58 decks
27%synergy
Mana Drain
29%inclusion17 decks58 decks
12%synergy
Into the Flood Maw
29%inclusion17 decks58 decks
26%synergy
Chain of Vapor
28%inclusion16 decks58 decks
24%synergy
Sink into Stupor
26%inclusion15 decks58 decks
13%synergy
Path to Exile
24%inclusion14 decks58 decks
-18%synergy
Saw in Half
24%inclusion14 decks58 decks
22%synergy
Dispel
22%inclusion13 decks58 decks
19%synergy
Dovin's Veto
21%inclusion12 decks58 decks
-5%synergy
Intuition
21%inclusion12 decks58 decks
19%synergy
Counterspell
19%inclusion11 decks58 decks
-23%synergy
Arcane Denial
19%inclusion11 decks58 decks
-1%synergy
Sacrifice
17%inclusion10 decks58 decks
17%synergy
Muddle the Mixture
17%inclusion10 decks58 decks
13%synergy
Frantic Search
17%inclusion10 decks58 decks
-1%synergy
Retraction Helix
14%inclusion8 decks58 decks
13%synergy
Fact or Fiction
12%inclusion7 decks58 decks
8%synergy
Deadly Rollick
12%inclusion7 decks58 decks
-3%synergy
Spell Pierce
12%inclusion7 decks58 decks
9%synergy
Brain Freeze
10%inclusion6 decks58 decks
10%synergy
Culling the Weak
10%inclusion6 decks58 decks
9%synergy
Dramatic Reversal
10%inclusion6 decks58 decks
8%synergy
Orim's Chant
8.6%inclusion5 decks58 decks
7%synergy
Lim-Dûl's Vault
8.6%inclusion5 decks58 decks
5%synergy
Ad Nauseam
8.6%inclusion5 decks58 decks
6%synergy
Delay
8.6%inclusion5 decks58 decks
6%synergy
Anguished Unmaking
8.6%inclusion5 decks58 decks
-17%synergy
Fell the Profane
8.6%inclusion5 decks58 decks
0%synergy
Strix Serenade
8.6%inclusion5 decks58 decks
5%synergy
Drown in the Loch
6.9%inclusion4 decks58 decks
5%synergy
Negate
6.9%inclusion4 decks58 decks
-10%synergy
Brainstorm
6.9%inclusion4 decks58 decks
-10%synergy
Flare of Denial
6.9%inclusion4 decks58 decks
5%synergy
Waterlogged Teachings
6.9%inclusion4 decks58 decks
2%synergy
Teferi's Protection
6.9%inclusion4 decks58 decks
-10%synergy
Hostile Negotiations
6.9%inclusion4 decks58 decks
6%synergy
Miscast
6.9%inclusion4 decks58 decks
6%synergy
Shred Memory
6.9%inclusion4 decks58 decks
7%synergy
Angel's Grace
5.2%inclusion3 decks58 decks
3%synergy
Sorceries
Windfall
50%inclusion29 decks58 decks
37%synergy
Toxic Deluge
41%inclusion24 decks58 decks
22%synergy
Lively Dirge
28%inclusion16 decks58 decks
26%synergy
Imperial Seal
28%inclusion16 decks58 decks
20%synergy
Unmarked Grave
22%inclusion13 decks58 decks
21%synergy
Buried Alive
21%inclusion12 decks58 decks
17%synergy
Demonic Counsel
21%inclusion12 decks58 decks
20%synergy
Beseech the Mirror
19%inclusion11 decks58 decks
15%synergy
Victimize
12%inclusion7 decks58 decks
3%synergy
Final Parting
12%inclusion7 decks58 decks
12%synergy
Damn
12%inclusion7 decks58 decks
-8%synergy
Diabolic Intent
10%inclusion6 decks58 decks
5%synergy
Mnemonic Betrayal
10%inclusion6 decks58 decks
7%synergy
Avatar's Wrath
10%inclusion1 decks10 decks
8%synergy
Grim Tutor
8.6%inclusion5 decks58 decks
4%synergy
Cabal Therapy
6.9%inclusion4 decks58 decks
7%synergy
Peer into the Abyss
6.9%inclusion4 decks58 decks
4%synergy
Careful Study
6.9%inclusion4 decks58 decks
5%synergy
Persist
6.9%inclusion4 decks58 decks
5%synergy
Redress Fate
6.9%inclusion4 decks58 decks
1%synergy
Singularity Rupture
5.9%inclusion1 decks17 decks
4%synergy
Dread Return
5.2%inclusion3 decks58 decks
3%synergy
Yahenni's Expertise
5.2%inclusion3 decks58 decks
4%synergy
Dance of the Manse
5.2%inclusion3 decks58 decks
2%synergy
Replenish
5.2%inclusion3 decks58 decks
3%synergy
Ponder
5.2%inclusion3 decks58 decks
-4%synergy
Utility Artifacts
The One Ring
48%inclusion28 decks58 decks
35%synergy
Cursed Totem
16%inclusion9 decks58 decks
13%synergy
Mesmeric Orb
14%inclusion8 decks58 decks
13%synergy
Altar of Dementia
10%inclusion6 decks58 decks
9%synergy
Isochron Scepter
10%inclusion6 decks58 decks
8%synergy
Vexing Bauble
6.9%inclusion4 decks58 decks
5%synergy
Collector's Vault
6.9%inclusion4 decks58 decks
5%synergy
Sensei's Divining Top
5.2%inclusion3 decks58 decks
-4%synergy
Altar of the Brood
5.2%inclusion3 decks58 decks
4%synergy
Mindcrank
5.2%inclusion3 decks58 decks
3%synergy
Enchantments
Tinybones Joins Up
53%inclusion31 decks58 decks
52%synergy
Amphibian Downpour
52%inclusion30 decks58 decks
47%synergy
Mirrormade
41%inclusion24 decks58 decks
32%synergy
Touch the Spirit Realm
38%inclusion22 decks58 decks
36%synergy
Static Prison
24%inclusion14 decks58 decks
24%synergy
Chthonian Nightmare
22%inclusion13 decks58 decks
22%synergy
The Meathook Massacre
21%inclusion12 decks58 decks
17%synergy
Copy Enchantment
19%inclusion11 decks58 decks
14%synergy
Monologue Tax
17%inclusion10 decks58 decks
11%synergy
Secret Arcade // Dusty Parlor
16%inclusion9 decks58 decks
11%synergy
Trouble in Pairs
16%inclusion9 decks58 decks
10%synergy
Steal Enchantment
14%inclusion8 decks58 decks
13%synergy
Copy Artifact
14%inclusion8 decks58 decks
13%synergy
Leyline of Anticipation
12%inclusion7 decks58 decks
8%synergy
Out of the Tombs
12%inclusion7 decks58 decks
12%synergy
Sphere of Safety
10%inclusion6 decks58 decks
1%synergy
Darksteel Mutation
10%inclusion6 decks58 decks
4%synergy
Second Chance
10%inclusion6 decks58 decks
10%synergy
Seal of Removal
8.6%inclusion5 decks58 decks
8%synergy
Counterbalance
8.6%inclusion5 decks58 decks
7%synergy
Out of Time
8.6%inclusion5 decks58 decks
8%synergy
Seal of Cleansing
8.6%inclusion5 decks58 decks
7%synergy
Land Tax
8.6%inclusion5 decks58 decks
3%synergy
Propaganda
8.6%inclusion5 decks58 decks
-19%synergy
Estrid's Invocation
6.9%inclusion4 decks58 decks
2%synergy
Verity Circle
6.9%inclusion4 decks58 decks
6%synergy
Fraying Sanity
6.9%inclusion4 decks58 decks
6%synergy
Founding the Third Path
6.9%inclusion4 decks58 decks
7%synergy
Cacophony Unleashed
6.9%inclusion4 decks58 decks
5%synergy
Sigil of the Empty Throne
6.9%inclusion4 decks58 decks
1%synergy
Starfield of Nyx
6.9%inclusion4 decks58 decks
3%synergy
Greater Auramancy
6.9%inclusion4 decks58 decks
2%synergy
Aura of Silence
6.9%inclusion4 decks58 decks
4%synergy
Unable to Scream
5.2%inclusion3 decks58 decks
4%synergy
Enchanted Evening
5.2%inclusion3 decks58 decks
4%synergy
Smuggler's Share
5.2%inclusion3 decks58 decks
3%synergy
Grasp of Fate
5.2%inclusion3 decks58 decks
-1%synergy
Arguel's Blood Fast
5.2%inclusion3 decks58 decks
5%synergy
Black Market Connections
5.2%inclusion3 decks58 decks
-9%synergy
Authority of the Consuls
5.2%inclusion3 decks58 decks
-7%synergy
Bloodchief Ascension
5.2%inclusion3 decks58 decks
0%synergy
Ghostly Prison
5.2%inclusion3 decks58 decks
-17%synergy
Planeswalkers
Teferi, Time Raveler
55%inclusion32 decks58 decks
47%synergy
Ashiok, Dream Render
8.6%inclusion5 decks58 decks
7%synergy
Jace, Wielder of Mysteries
5.2%inclusion3 decks58 decks
3%synergy
Utility Lands
Otawara, Soaring City
47%inclusion27 decks58 decks
27%synergy
Ancient Tomb
41%inclusion24 decks58 decks
29%synergy
Hall of Heliod's Generosity
28%inclusion16 decks58 decks
15%synergy
Cephalid Coliseum
28%inclusion16 decks58 decks
24%synergy
Urza's Saga
24%inclusion14 decks58 decks
12%synergy
Emergence Zone
21%inclusion12 decks58 decks
19%synergy
Takenuma, Abandoned Mire
16%inclusion9 decks58 decks
9%synergy
Bojuka Bog
16%inclusion9 decks58 decks
-12%synergy
Urborg, Tomb of Yawgmoth
14%inclusion8 decks58 decks
1%synergy
Minamo, School at Water's Edge
12%inclusion7 decks58 decks
8%synergy
Reliquary Tower
6.9%inclusion4 decks58 decks
-27%synergy
Cabal Coffers
6.9%inclusion4 decks58 decks
4%synergy
Cabal Pit
6.9%inclusion4 decks58 decks
7%synergy
Phyrexian Tower
5.2%inclusion3 decks58 decks
2%synergy
Serra's Sanctum
5.2%inclusion3 decks58 decks
3%synergy
Shizo, Death's Storehouse
5.2%inclusion3 decks58 decks
3%synergy
Eiganjo, Seat of the Empire
5.2%inclusion3 decks58 decks
0%synergy
Mana Artifacts
Sol Ring
98%inclusion57 decks58 decks
8%synergy
Arcane Signet
97%inclusion56 decks58 decks
9%synergy
Talisman of Dominance
83%inclusion48 decks58 decks
33%synergy
Talisman of Progress
74%inclusion43 decks58 decks
30%synergy
Fellwar Stone
72%inclusion42 decks58 decks
39%synergy
Lotus Petal
71%inclusion41 decks58 decks
60%synergy
Talisman of Hierarchy
69%inclusion40 decks58 decks
25%synergy
Mox Opal
31%inclusion18 decks58 decks
22%synergy
Mox Amber
28%inclusion16 decks58 decks
21%synergy
Azorius Signet
24%inclusion14 decks58 decks
-7%synergy
Orzhov Signet
22%inclusion13 decks58 decks
-11%synergy
Dimir Signet
19%inclusion11 decks58 decks
-12%synergy
Basalt Monolith
5.2%inclusion3 decks58 decks
3%synergy
Thought Vessel
5.2%inclusion3 decks58 decks
-20%synergy
Lands
Command Tower
93%inclusion54 decks58 decks
1%synergy
Island
88%inclusion51 decks58 decks
-5%synergy
Swamp
86%inclusion50 decks58 decks
-5%synergy
Godless Shrine
81%inclusion47 decks58 decks
30%synergy
Plains
79%inclusion46 decks58 decks
-12%synergy
Watery Grave
76%inclusion44 decks58 decks
25%synergy
Hallowed Fountain
74%inclusion43 decks58 decks
24%synergy
Polluted Delta
72%inclusion42 decks58 decks
35%synergy
Marsh Flats
71%inclusion41 decks58 decks
35%synergy
Flooded Strand
67%inclusion39 decks58 decks
29%synergy
Exotic Orchard
57%inclusion33 decks58 decks
-2%synergy
Sea of Clouds
55%inclusion32 decks58 decks
20%synergy
Vault of Champions
55%inclusion32 decks58 decks
23%synergy
Morphic Pool
52%inclusion30 decks58 decks
18%synergy
City of Brass
52%inclusion30 decks58 decks
37%synergy
Caves of Koilos
48%inclusion28 decks58 decks
13%synergy
Adarkar Wastes
47%inclusion27 decks58 decks
15%synergy
Underground River
45%inclusion26 decks58 decks
11%synergy
Bloodstained Mire
45%inclusion26 decks58 decks
34%synergy
Verdant Catacombs
45%inclusion26 decks58 decks
35%synergy
Windswept Heath
43%inclusion25 decks58 decks
33%synergy
Gemstone Caverns
41%inclusion24 decks58 decks
34%synergy
Misty Rainforest
40%inclusion23 decks58 decks
29%synergy
Arid Mesa
38%inclusion22 decks58 decks
28%synergy
Scalding Tarn
36%inclusion21 decks58 decks
25%synergy
Mana Confluence
36%inclusion21 decks58 decks
22%synergy
Undercity Sewers
34%inclusion20 decks58 decks
20%synergy
Raffine's Tower
33%inclusion19 decks58 decks
-8%synergy
Shadowy Backstreet
29%inclusion17 decks58 decks
17%synergy
Meticulous Archive
28%inclusion16 decks58 decks
14%synergy
Sink into Stupor
26%inclusion15 decks58 decks
13%synergy
Floodfarm Verge
19%inclusion11 decks58 decks
8%synergy
Reflecting Pool
19%inclusion11 decks58 decks
11%synergy
Arcane Sanctum
19%inclusion11 decks58 decks
-35%synergy
Spire of Industry
19%inclusion11 decks58 decks
11%synergy
Forbidden Orchard
19%inclusion11 decks58 decks
17%synergy
Gloomlake Verge
19%inclusion11 decks58 decks
8%synergy
Isolated Chapel
17%inclusion10 decks58 decks
-23%synergy
Glacial Fortress
16%inclusion9 decks58 decks
-26%synergy
Prairie Stream
16%inclusion9 decks58 decks
-25%synergy
Drowned Catacomb
16%inclusion9 decks58 decks
-21%synergy
Shattered Sanctum
16%inclusion9 decks58 decks
-1%synergy
Bleachbone Verge
13%inclusion6 decks48 decks
4%synergy
Cavern of Souls
12%inclusion7 decks58 decks
5%synergy
Sunken Hollow
12%inclusion7 decks58 decks
-28%synergy
Snow-Covered Swamp
12%inclusion7 decks58 decks
9%synergy
Deserted Beach
12%inclusion7 decks58 decks
-9%synergy
Snow-Covered Island
10%inclusion6 decks58 decks
7%synergy
Shipwreck Marsh
10%inclusion6 decks58 decks
-10%synergy
Contaminated Landscape
10%inclusion6 decks58 decks
-4%synergy
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