The Master of Keys (Commander) - Optimized Control

The Master of Keys
Rank #307
26decks
As CommanderAs CardAverage DeckDecksView Precon
Bracket
All12345
Budget
Any$$$$
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.
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
High Synergy Cards
Top Cards
Game Changers
Creatures
Instants
Sorceries
Utility Artifacts
Enchantments
Planeswalkers
Utility Lands
Mana Artifacts
Lands
Back to Top
Animate Dead
92%inclusion24 decks26 decks
83%synergy
Ripples of Undeath
85%inclusion22 decks26 decks
82%synergy
Necromancy
81%inclusion21 decks26 decks
76%synergy
Mystic Remora
96%inclusion25 decks26 decks
75%synergy
Entity Tracker
77%inclusion20 decks26 decks
71%synergy
Dress Down
69%inclusion18 decks26 decks
67%synergy
Amphibian Downpour
65%inclusion17 decks26 decks
61%synergy
Abdel Adrian, Gorion's Ward
62%inclusion16 decks26 decks
60%synergy
Sevinne's Reclamation
65%inclusion17 decks26 decks
56%synergy
Blind Obedience
62%inclusion16 decks26 decks
49%synergy
Top Cards
Swords to Plowshares
73%inclusion19 decks26 decks
5%synergy
An Offer You Can't Refuse
62%inclusion16 decks26 decks
35%synergy
Inquisitive Glimmer
54%inclusion14 decks26 decks
46%synergy
Windfall
50%inclusion13 decks26 decks
36%synergy
Dark Ritual
50%inclusion13 decks26 decks
31%synergy
Entomb
50%inclusion13 decks26 decks
43%synergy
Ledger Shredder
50%inclusion13 decks26 decks
41%synergy
The Meathook Massacre
46%inclusion12 decks26 decks
43%synergy
Scrabbling Skullcrab
46%inclusion12 decks26 decks
45%synergy
Seal of Cleansing
46%inclusion12 decks26 decks
45%synergy
Game Changers
Smothering Tithe
81%inclusion21 decks26 decks
49%synergy
Rhystic Study
73%inclusion19 decks26 decks
41%synergy
Enlightened Tutor
65%inclusion17 decks26 decks
46%synergy
Demonic Tutor
54%inclusion14 decks26 decks
33%synergy
Ancient Tomb
50%inclusion13 decks26 decks
37%synergy
Vampiric Tutor
46%inclusion12 decks26 decks
29%synergy
Fierce Guardianship
42%inclusion11 decks26 decks
22%synergy
Necropotence
38%inclusion10 decks26 decks
32%synergy
Force of Will
38%inclusion10 decks26 decks
26%synergy
Thassa's Oracle
35%inclusion9 decks26 decks
25%synergy
Creatures
Esper Sentinel
46%inclusion12 decks26 decks
19%synergy
Fear of Impostors
46%inclusion12 decks26 decks
45%synergy
Lotho, Corrupt Shirriff
42%inclusion11 decks26 decks
25%synergy
Overlord of the Balemurk
38%inclusion10 decks26 decks
37%synergy
Starfield Mystic
35%inclusion9 decks26 decks
28%synergy
Orcish Bowmasters
35%inclusion9 decks26 decks
24%synergy
Mesa Enchantress
35%inclusion9 decks26 decks
26%synergy
Demon of Fate's Design
31%inclusion8 decks26 decks
25%synergy
Victor, Valgavoth's Seneschal
31%inclusion8 decks26 decks
29%synergy
Zur, Eternal Schemer
31%inclusion8 decks26 decks
28%synergy
Overlord of the Floodpits
27%inclusion7 decks26 decks
23%synergy
Gravebreaker Lamia
27%inclusion7 decks26 decks
26%synergy
Displacer Kitten
23%inclusion6 decks26 decks
16%synergy
Valley Floodcaller
23%inclusion6 decks26 decks
19%synergy
Hullbreaker Horror
23%inclusion6 decks26 decks
17%synergy
Faerie Mastermind
23%inclusion6 decks26 decks
13%synergy
Grand Abolisher
23%inclusion6 decks26 decks
8%synergy
Lurrus of the Dream-Den
19%inclusion5 decks26 decks
18%synergy
Leonin Relic-Warder
19%inclusion5 decks26 decks
19%synergy
Ghostly Pilferer
19%inclusion5 decks26 decks
12%synergy
Opposition Agent
15%inclusion4 decks26 decks
7%synergy
Enduring Curiosity
15%inclusion4 decks26 decks
8%synergy
Talion, the Kindly Lord
15%inclusion4 decks26 decks
7%synergy
Aminatou, Veil Piercer
15%inclusion4 decks26 decks
14%synergy
Heliod, the Radiant Dawn
15%inclusion4 decks26 decks
12%synergy
Heliod, Sun-Crowned
15%inclusion4 decks26 decks
12%synergy
Alseid of Life's Bounty
15%inclusion4 decks26 decks
14%synergy
Fear of Sleep Paralysis
15%inclusion4 decks26 decks
10%synergy
Laboratory Maniac
15%inclusion4 decks26 decks
12%synergy
Drannith Magistrate
15%inclusion4 decks26 decks
7%synergy
Doomwake Giant
15%inclusion4 decks26 decks
9%synergy
Psychic Frog
15%inclusion4 decks26 decks
8%synergy
Witch Enchanter
12%inclusion3 decks26 decks
5%synergy
Hoarding Broodlord
12%inclusion3 decks26 decks
10%synergy
Silent Hallcreeper
12%inclusion3 decks26 decks
7%synergy
Archon of Sun's Grace
12%inclusion3 decks26 decks
7%synergy
Walking Ballista
12%inclusion3 decks26 decks
9%synergy
Warehouse Tabby
12%inclusion3 decks26 decks
11%synergy
Ondu Spiritdancer
12%inclusion3 decks26 decks
5%synergy
Hedron Crab
12%inclusion3 decks26 decks
11%synergy
Mockingbird
12%inclusion3 decks26 decks
7%synergy
Grim Guardian
12%inclusion3 decks26 decks
9%synergy
Dauthi Voidwalker
12%inclusion3 decks26 decks
6%synergy
Emet-Selch of the Third Seat
11%inclusion2 decks19 decks
1%synergy
Wan Shi Tong, Librarian
10%inclusion1 decks10 decks
5%synergy
Archivist of Oghma
7.7%inclusion2 decks26 decks
1%synergy
Sheoldred, the Apocalypse
7.7%inclusion2 decks26 decks
-1%synergy
Doom Whisperer
7.7%inclusion2 decks26 decks
6%synergy
Gremlin Tamer
7.7%inclusion2 decks26 decks
7%synergy
Nashi, Searcher in the Dark
7.7%inclusion2 decks26 decks
7%synergy
Instants
Swan Song
46%inclusion12 decks26 decks
27%synergy
Dovin's Veto
42%inclusion11 decks26 decks
17%synergy
Path to Exile
38%inclusion10 decks26 decks
-4%synergy
Gifts Ungiven
35%inclusion9 decks26 decks
32%synergy
Mana Drain
35%inclusion9 decks26 decks
17%synergy
Cyclonic Rift
35%inclusion9 decks26 decks
10%synergy
Mystical Tutor
31%inclusion8 decks26 decks
19%synergy
Frantic Search
27%inclusion7 decks26 decks
9%synergy
Force of Negation
27%inclusion7 decks26 decks
15%synergy
Sink into Stupor
27%inclusion7 decks26 decks
14%synergy
Muddle the Mixture
23%inclusion6 decks26 decks
19%synergy
Intuition
23%inclusion6 decks26 decks
21%synergy
Arcane Denial
23%inclusion6 decks26 decks
3%synergy
Teferi's Protection
19%inclusion5 decks26 decks
2%synergy
Tainted Pact
19%inclusion5 decks26 decks
12%synergy
Retraction Helix
19%inclusion5 decks26 decks
18%synergy
Cabal Ritual
19%inclusion5 decks26 decks
16%synergy
Silence
19%inclusion5 decks26 decks
9%synergy
Demonic Consultation
19%inclusion5 decks26 decks
11%synergy
Fell the Profane
15%inclusion4 decks26 decks
7%synergy
Brainstorm
15%inclusion4 decks26 decks
-2%synergy
Negate
15%inclusion4 decks26 decks
-1%synergy
Void Rend
15%inclusion4 decks26 decks
-19%synergy
Counterspell
15%inclusion4 decks26 decks
-26%synergy
Borne Upon a Wind
15%inclusion4 decks26 decks
11%synergy
Delay
15%inclusion4 decks26 decks
13%synergy
Waterlogged Teachings
15%inclusion4 decks26 decks
11%synergy
Deadly Rollick
12%inclusion3 decks26 decks
-3%synergy
Sacrifice
12%inclusion3 decks26 decks
11%synergy
Shred Memory
12%inclusion3 decks26 decks
11%synergy
Mental Misstep
12%inclusion3 decks26 decks
5%synergy
Culling the Weak
12%inclusion3 decks26 decks
10%synergy
Darkblast
12%inclusion3 decks26 decks
11%synergy
Lim-Dûl's Vault
12%inclusion3 decks26 decks
8%synergy
Faithful Mending
12%inclusion3 decks26 decks
8%synergy
Mana Leak
12%inclusion3 decks26 decks
10%synergy
Banishing Knack
12%inclusion3 decks26 decks
11%synergy
Generous Gift
12%inclusion3 decks26 decks
-3%synergy
Flusterstorm
12%inclusion3 decks26 decks
3%synergy
Chain of Vapor
7.7%inclusion2 decks26 decks
4%synergy
Angel's Grace
7.7%inclusion2 decks26 decks
5%synergy
Winds of Rebuke
7.7%inclusion2 decks26 decks
8%synergy
Dispel
7.7%inclusion2 decks26 decks
4%synergy
Into the Flood Maw
7.7%inclusion2 decks26 decks
4%synergy
Disenchant
7.7%inclusion2 decks26 decks
6%synergy
Razorgrass Ambush
7.7%inclusion2 decks26 decks
7%synergy
Miscast
7.7%inclusion2 decks26 decks
6%synergy
No More Lies
7.7%inclusion2 decks26 decks
6%synergy
Prismatic Strands
7.7%inclusion2 decks26 decks
8%synergy
Perplex
7.7%inclusion2 decks26 decks
6%synergy
Sorceries
Toxic Deluge
38%inclusion10 decks26 decks
19%synergy
Demonic Counsel
27%inclusion7 decks26 decks
26%synergy
Reanimate
23%inclusion6 decks26 decks
7%synergy
Lively Dirge
19%inclusion5 decks26 decks
18%synergy
Supreme Verdict
15%inclusion4 decks26 decks
1%synergy
Unmarked Grave
15%inclusion4 decks26 decks
14%synergy
Imperial Seal
15%inclusion4 decks26 decks
8%synergy
Buried Alive
15%inclusion4 decks26 decks
11%synergy
Yawgmoth's Will
12%inclusion3 decks26 decks
10%synergy
Final Parting
12%inclusion3 decks26 decks
11%synergy
Glimpse the Unthinkable
12%inclusion3 decks26 decks
11%synergy
Grim Tutor
12%inclusion3 decks26 decks
7%synergy
Damn
12%inclusion3 decks26 decks
-9%synergy
Resurgent Belief
7.7%inclusion2 decks26 decks
6%synergy
Peer into the Abyss
7.7%inclusion2 decks26 decks
5%synergy
Rite of Oblivion
7.7%inclusion2 decks26 decks
7%synergy
Mnemonic Betrayal
7.7%inclusion2 decks26 decks
5%synergy
Idyllic Tutor
7.7%inclusion2 decks26 decks
3%synergy
Extinguish All Hope
7.7%inclusion2 decks26 decks
6%synergy
Beseech the Mirror
7.7%inclusion2 decks26 decks
4%synergy
Dance of the Manse
7.7%inclusion2 decks26 decks
4%synergy
Space-Time Anomaly
6.3%inclusion1 decks16 decks
5%synergy
Utility Artifacts
Mesmeric Orb
42%inclusion11 decks26 decks
41%synergy
The One Ring
31%inclusion8 decks26 decks
17%synergy
Wishclaw Talisman
31%inclusion8 decks26 decks
23%synergy
Lightning Greaves
12%inclusion3 decks26 decks
-11%synergy
Isochron Scepter
7.7%inclusion2 decks26 decks
5%synergy
Enchantments
Touch the Spirit Realm
42%inclusion11 decks26 decks
40%synergy
Ghostly Prison
42%inclusion11 decks26 decks
20%synergy
Grasp of Fate
38%inclusion10 decks26 decks
32%synergy
Dance of the Dead
38%inclusion10 decks26 decks
36%synergy
Tinybones Joins Up
38%inclusion10 decks26 decks
37%synergy
Mirrormade
38%inclusion10 decks26 decks
29%synergy
Static Prison
38%inclusion10 decks26 decks
38%synergy
Propaganda
35%inclusion9 decks26 decks
7%synergy
Authority of the Consuls
31%inclusion8 decks26 decks
19%synergy
Cemetery Tampering
27%inclusion7 decks26 decks
26%synergy
Land Tax
27%inclusion7 decks26 decks
21%synergy
Sphere of Safety
27%inclusion7 decks26 decks
18%synergy
Secret Arcade // Dusty Parlor
27%inclusion7 decks26 decks
22%synergy
Greater Auramancy
27%inclusion7 decks26 decks
22%synergy
Aura of Silence
27%inclusion7 decks26 decks
24%synergy
Out of the Tombs
23%inclusion6 decks26 decks
23%synergy
Sheltered by Ghosts
23%inclusion6 decks26 decks
21%synergy
Seal of Removal
23%inclusion6 decks26 decks
22%synergy
Starfield of Nyx
23%inclusion6 decks26 decks
19%synergy
Darksteel Mutation
19%inclusion5 decks26 decks
13%synergy
Founding the Third Path
19%inclusion5 decks26 decks
19%synergy
Chronic Flooding
19%inclusion5 decks26 decks
19%synergy
Estrid's Invocation
19%inclusion5 decks26 decks
15%synergy
The Tale of Tamiyo
19%inclusion5 decks26 decks
19%synergy
Black Market Connections
19%inclusion5 decks26 decks
5%synergy
Cacophony Unleashed
15%inclusion4 decks26 decks
14%synergy
Nowhere to Run
15%inclusion4 decks26 decks
14%synergy
Out of Time
15%inclusion4 decks26 decks
14%synergy
Trouble in Pairs
15%inclusion4 decks26 decks
10%synergy
Standstill
15%inclusion4 decks26 decks
15%synergy
Parallax Wave
12%inclusion3 decks26 decks
11%synergy
Court of Cunning
12%inclusion3 decks26 decks
11%synergy
Attunement
12%inclusion3 decks26 decks
11%synergy
Karmic Justice
12%inclusion3 decks26 decks
9%synergy
Screams from Within
12%inclusion3 decks26 decks
11%synergy
Bloodchief Ascension
12%inclusion3 decks26 decks
6%synergy
Ethereal Armor
12%inclusion3 decks26 decks
7%synergy
Phyrexian Arena
12%inclusion3 decks26 decks
-3%synergy
Exquisite Blood
12%inclusion3 decks26 decks
5%synergy
All That Glitters
12%inclusion3 decks26 decks
3%synergy
Solitary Confinement
12%inclusion3 decks26 decks
10%synergy
Dog Umbra
12%inclusion3 decks26 decks
11%synergy
Stillness in Motion
9.1%inclusion2 decks22 decks
9%synergy
Stony Silence
7.7%inclusion2 decks26 decks
7%synergy
Imprisoned in the Moon
7.7%inclusion2 decks26 decks
1%synergy
Glasswing Grace
7.7%inclusion2 decks26 decks
5%synergy
Opalescence
7.7%inclusion2 decks26 decks
7%synergy
Hopeless Nightmare
7.7%inclusion2 decks26 decks
7%synergy
Sigil of the Empty Throne
7.7%inclusion2 decks26 decks
2%synergy
Unable to Scream
7.7%inclusion2 decks26 decks
7%synergy
Planeswalkers
Teferi, Time Raveler
31%inclusion8 decks26 decks
22%synergy
Narset, Parter of Veils
7.7%inclusion2 decks26 decks
4%synergy
Tezzeret, Cruel Captain
5.6%inclusion1 decks18 decks
4%synergy
Utility Lands
Cephalid Coliseum
42%inclusion11 decks26 decks
39%synergy
Otawara, Soaring City
42%inclusion11 decks26 decks
23%synergy
Hall of Heliod's Generosity
38%inclusion10 decks26 decks
25%synergy
Takenuma, Abandoned Mire
31%inclusion8 decks26 decks
24%synergy
Bojuka Bog
27%inclusion7 decks26 decks
0%synergy
Serra's Sanctum
19%inclusion5 decks26 decks
17%synergy
Urza's Saga
19%inclusion5 decks26 decks
7%synergy
Urborg, Tomb of Yawgmoth
15%inclusion4 decks26 decks
2%synergy
Volrath's Stronghold
12%inclusion3 decks26 decks
11%synergy
Emergence Zone
12%inclusion3 decks26 decks
9%synergy
Eiganjo, Seat of the Empire
12%inclusion3 decks26 decks
6%synergy
Mana Artifacts
Sol Ring
96%inclusion25 decks26 decks
6%synergy
Arcane Signet
81%inclusion21 decks26 decks
-7%synergy
Talisman of Dominance
81%inclusion21 decks26 decks
31%synergy
Talisman of Progress
77%inclusion20 decks26 decks
34%synergy
Talisman of Hierarchy
77%inclusion20 decks26 decks
33%synergy
Fellwar Stone
50%inclusion13 decks26 decks
16%synergy
Chrome Mox
31%inclusion8 decks26 decks
21%synergy
Mana Vault
27%inclusion7 decks26 decks
18%synergy
Lotus Petal
19%inclusion5 decks26 decks
9%synergy
Azorius Signet
19%inclusion5 decks26 decks
-12%synergy
Dimir Signet
19%inclusion5 decks26 decks
-13%synergy
Mox Opal
15%inclusion4 decks26 decks
7%synergy
Orzhov Signet
15%inclusion4 decks26 decks
-18%synergy
Mox Amber
7.7%inclusion2 decks26 decks
2%synergy
Hourglass of the Lost
7.7%inclusion2 decks26 decks
7%synergy
Lands
Command Tower
96%inclusion25 decks26 decks
4%synergy
Swamp
96%inclusion25 decks26 decks
5%synergy
Plains
96%inclusion25 decks26 decks
5%synergy
Island
96%inclusion25 decks26 decks
3%synergy
Watery Grave
88%inclusion23 decks26 decks
38%synergy
Godless Shrine
81%inclusion21 decks26 decks
30%synergy
Hallowed Fountain
81%inclusion21 decks26 decks
31%synergy
Marsh Flats
73%inclusion19 decks26 decks
37%synergy
Polluted Delta
73%inclusion19 decks26 decks
35%synergy
Flooded Strand
69%inclusion18 decks26 decks
31%synergy
Exotic Orchard
62%inclusion16 decks26 decks
3%synergy
Adarkar Wastes
62%inclusion16 decks26 decks
30%synergy
Caves of Koilos
58%inclusion15 decks26 decks
22%synergy
Raffine's Tower
58%inclusion15 decks26 decks
17%synergy
Sea of Clouds
58%inclusion15 decks26 decks
22%synergy
Underground River
54%inclusion14 decks26 decks
21%synergy
Morphic Pool
50%inclusion13 decks26 decks
16%synergy
Vault of Champions
50%inclusion13 decks26 decks
17%synergy
Shadowy Backstreet
46%inclusion12 decks26 decks
34%synergy
Undercity Sewers
42%inclusion11 decks26 decks
28%synergy
Meticulous Archive
38%inclusion10 decks26 decks
25%synergy
Glacial Fortress
35%inclusion9 decks26 decks
-6%synergy
Windswept Heath
35%inclusion9 decks26 decks
25%synergy
Verdant Catacombs
35%inclusion9 decks26 decks
24%synergy
Bloodstained Mire
35%inclusion9 decks26 decks
24%synergy
Isolated Chapel
31%inclusion8 decks26 decks
-9%synergy
Arid Mesa
31%inclusion8 decks26 decks
21%synergy
Mana Confluence
31%inclusion8 decks26 decks
17%synergy
Gloomlake Verge
31%inclusion8 decks26 decks
20%synergy
Drowned Catacomb
31%inclusion8 decks26 decks
-6%synergy
Misty Rainforest
27%inclusion7 decks26 decks
16%synergy
Valgavoth's Lair
27%inclusion7 decks26 decks
24%synergy
Reflecting Pool
27%inclusion7 decks26 decks
19%synergy
Sink into Stupor
27%inclusion7 decks26 decks
14%synergy
City of Brass
27%inclusion7 decks26 decks
12%synergy
Tundra
23%inclusion6 decks26 decks
7%synergy
Brightclimb Pathway
23%inclusion6 decks26 decks
16%synergy
Scalding Tarn
23%inclusion6 decks26 decks
12%synergy
Floodfarm Verge
23%inclusion6 decks26 decks
12%synergy
Fabled Passage
19%inclusion5 decks26 decks
12%synergy
Clearwater Pathway
19%inclusion5 decks26 decks
13%synergy
Underground Sea
19%inclusion5 decks26 decks
3%synergy
Prairie Stream
19%inclusion5 decks26 decks
-21%synergy
Gemstone Caverns
19%inclusion5 decks26 decks
11%synergy
Scrubland
19%inclusion5 decks26 decks
3%synergy
Fell the Profane
15%inclusion4 decks26 decks
7%synergy
Prismatic Vista
15%inclusion4 decks26 decks
11%synergy
Bleachbone Verge
15%inclusion4 decks26 decks
7%synergy
Hengegate Pathway
15%inclusion4 decks26 decks
9%synergy
Spire of Industry
15%inclusion4 decks26 decks
7%synergy
About UsContactPrivacy PolicyTerms of Service
Space Cow MediaArchidektCardsphereCommander SpellbookFABRECSpellvoid
Space Cow MediaArchidektCommander's Herald
Commander SpellbookFABRECSpellvoid
EDHREC is unofficial Fan Content permitted under the Fan Content Policy. Not approved/endorsed by Wizards. Portions of the materials used are property of Wizards of the Coast. ©Wizards of the Coast LLC.
next@15 test