The Master of Keys (Commander) - Topdeck

The Master of Keys
Rank #314
20decks
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
Secret Arcade // Dusty Parlor
85%inclusion17 decks20 decks
80%synergy
Demon of Fate's Design
85%inclusion17 decks20 decks
80%synergy
Ondu Spiritdancer
85%inclusion17 decks20 decks
79%synergy
Hall of Heliod's Generosity
90%inclusion18 decks20 decks
77%synergy
Sphere of Safety
85%inclusion17 decks20 decks
76%synergy
Moon-Blessed Cleric
80%inclusion16 decks20 decks
75%synergy
Mirrormade
85%inclusion17 decks20 decks
75%synergy
Fear of Sleep Paralysis
80%inclusion16 decks20 decks
74%synergy
Doomwake Giant
80%inclusion16 decks20 decks
74%synergy
Aminatou, Veil Piercer
75%inclusion15 decks20 decks
74%synergy
Top Cards
Starfield Mystic
80%inclusion16 decks20 decks
73%synergy
Brainstorm
80%inclusion16 decks20 decks
63%synergy
Mesa Enchantress
80%inclusion16 decks20 decks
71%synergy
Arcane Denial
80%inclusion16 decks20 decks
60%synergy
Swords to Plowshares
80%inclusion16 decks20 decks
12%synergy
Ponder
75%inclusion15 decks20 decks
66%synergy
Soaring Lightbringer
75%inclusion15 decks20 decks
70%synergy
Shark Typhoon
75%inclusion15 decks20 decks
69%synergy
Athreos, Shroud-Veiled
75%inclusion15 decks20 decks
71%synergy
Redress Fate
75%inclusion15 decks20 decks
69%synergy
Game Changers
Smothering Tithe
45%inclusion9 decks20 decks
13%synergy
Rhystic Study
30%inclusion6 decks20 decks
-2%synergy
Enlightened Tutor
20%inclusion4 decks20 decks
0%synergy
Vampiric Tutor
20%inclusion4 decks20 decks
2%synergy
Thassa's Oracle
15%inclusion3 decks20 decks
5%synergy
Ancient Tomb
10%inclusion2 decks20 decks
-3%synergy
Serra's Sanctum
10%inclusion2 decks20 decks
8%synergy
Demonic Tutor
10%inclusion2 decks20 decks
-11%synergy
Cyclonic Rift
10%inclusion2 decks20 decks
-15%synergy
Mystical Tutor
10%inclusion2 decks20 decks
-2%synergy
Creatures
Ancient Cellarspawn
60%inclusion12 decks20 decks
57%synergy
Auramancer
60%inclusion12 decks20 decks
57%synergy
Archetype of Imagination
55%inclusion11 decks20 decks
50%synergy
Arvinox, the Mind Flail
50%inclusion10 decks20 decks
48%synergy
Verge Rangers
50%inclusion10 decks20 decks
49%synergy
Nightmare Shepherd
50%inclusion10 decks20 decks
48%synergy
Metamorphosis Fanatic
45%inclusion9 decks20 decks
40%synergy
Inquisitive Glimmer
45%inclusion9 decks20 decks
37%synergy
Prognostic Sphinx
45%inclusion9 decks20 decks
44%synergy
Solemn Simulacrum
35%inclusion7 decks20 decks
20%synergy
Dream Eater
35%inclusion7 decks20 decks
34%synergy
Phenomenon Investigators
35%inclusion7 decks20 decks
34%synergy
Zur, Eternal Schemer
35%inclusion7 decks20 decks
32%synergy
Curator of Destinies
33%inclusion1 decks3 decks
33%synergy
Zur the Enchanter
30%inclusion6 decks20 decks
25%synergy
Burnished Hart
25%inclusion5 decks20 decks
22%synergy
Victor, Valgavoth's Seneschal
25%inclusion5 decks20 decks
23%synergy
Gravebreaker Lamia
20%inclusion4 decks20 decks
19%synergy
Fear of Surveillance
20%inclusion4 decks20 decks
20%synergy
Heliod, the Radiant Dawn
20%inclusion4 decks20 decks
16%synergy
Ghostly Dancers
20%inclusion4 decks20 decks
17%synergy
Entity Tracker
20%inclusion4 decks20 decks
14%synergy
Fear of Infinity
15%inclusion3 decks20 decks
14%synergy
Displacer Kitten
15%inclusion3 decks20 decks
8%synergy
Esper Sentinel
15%inclusion3 decks20 decks
-13%synergy
Fear of Impostors
15%inclusion3 decks20 decks
13%synergy
Overlord of the Balemurk
15%inclusion3 decks20 decks
13%synergy
Silent Hallcreeper
15%inclusion3 decks20 decks
11%synergy
Skullsnap Nuisance
15%inclusion3 decks20 decks
15%synergy
Nashi, Searcher in the Dark
15%inclusion3 decks20 decks
15%synergy
Grim Guardian
15%inclusion3 decks20 decks
12%synergy
Ledger Shredder
15%inclusion3 decks20 decks
6%synergy
Scrabbling Skullcrab
10%inclusion2 decks20 decks
9%synergy
Overlord of the Floodpits
10%inclusion2 decks20 decks
6%synergy
Lurrus of the Dream-Den
10%inclusion2 decks20 decks
8%synergy
Archon of Sun's Grace
10%inclusion2 decks20 decks
5%synergy
Enduring Tenacity
10%inclusion2 decks20 decks
3%synergy
Spirited Companion
10%inclusion2 decks20 decks
8%synergy
Enduring Curiosity
10%inclusion2 decks20 decks
2%synergy
Appendage Amalgam
10%inclusion2 decks20 decks
10%synergy
Balemurk Leech
10%inclusion2 decks20 decks
9%synergy
Abdel Adrian, Gorion's Ward
10%inclusion2 decks20 decks
8%synergy
Fear of Falling
5.0%inclusion1 decks20 decks
5%synergy
Witch Enchanter
5.0%inclusion1 decks20 decks
-2%synergy
Stenn, Paranoid Partisan
5.0%inclusion1 decks20 decks
4%synergy
Fear of Isolation
5.0%inclusion1 decks20 decks
5%synergy
Mirelurk Queen
5.0%inclusion1 decks20 decks
5%synergy
Mirko, Obsessive Theorist
5.0%inclusion1 decks20 decks
5%synergy
Consecrated Sphinx
5.0%inclusion1 decks20 decks
-1%synergy
Phyrexian Metamorph
5.0%inclusion1 decks20 decks
-4%synergy
Instants
Telling Time
70%inclusion14 decks20 decks
68%synergy
Otherworldly Gaze
70%inclusion14 decks20 decks
68%synergy
Return to Dust
55%inclusion11 decks20 decks
51%synergy
Thirst for Meaning
55%inclusion11 decks20 decks
53%synergy
Inkshield
55%inclusion11 decks20 decks
46%synergy
Utter End
50%inclusion10 decks20 decks
43%synergy
Consider
30%inclusion6 decks20 decks
28%synergy
Mana Drain
15%inclusion3 decks20 decks
-2%synergy
Counterspell
15%inclusion3 decks20 decks
-26%synergy
Entomb
10%inclusion2 decks20 decks
3%synergy
Dawn's Truce
10%inclusion2 decks20 decks
6%synergy
Curate
10%inclusion2 decks20 decks
10%synergy
Silence
10%inclusion2 decks20 decks
0%synergy
Sinister Sabotage
10%inclusion2 decks20 decks
10%synergy
Demonic Consultation
10%inclusion2 decks20 decks
2%synergy
Seized from Slumber
5.3%inclusion1 decks19 decks
5%synergy
Glimmerburst
5.3%inclusion1 decks19 decks
5%synergy
Teferi's Protection
5.0%inclusion1 decks20 decks
-12%synergy
Frantic Search
5.0%inclusion1 decks20 decks
-12%synergy
Mental Misstep
5.0%inclusion1 decks20 decks
-2%synergy
Tainted Pact
5.0%inclusion1 decks20 decks
-3%synergy
Thirst for Discovery
5.0%inclusion1 decks20 decks
4%synergy
Ephara's Dispersal
5.0%inclusion1 decks20 decks
5%synergy
An Offer You Can't Refuse
5.0%inclusion1 decks20 decks
-22%synergy
Pile On
5.0%inclusion1 decks20 decks
5%synergy
Intuition
5.0%inclusion1 decks20 decks
3%synergy
Betrayal of Flesh
5.0%inclusion1 decks20 decks
5%synergy
Price of Fame
5.0%inclusion1 decks20 decks
5%synergy
Brain Freeze
5.0%inclusion1 decks20 decks
4%synergy
Brainsurge
5.0%inclusion1 decks20 decks
1%synergy
Insidious Dreams
5.0%inclusion1 decks20 decks
5%synergy
Dark Ritual
5.0%inclusion1 decks20 decks
-14%synergy
Occult Epiphany
5.0%inclusion1 decks20 decks
5%synergy
Opt
5.0%inclusion1 decks20 decks
1%synergy
Void Rend
5.0%inclusion1 decks20 decks
-29%synergy
Flusterstorm
5.0%inclusion1 decks20 decks
-3%synergy
Discovery // Dispersal
5.0%inclusion1 decks20 decks
5%synergy
Force of Will
5.0%inclusion1 decks20 decks
-8%synergy
Ad Nauseam
5.0%inclusion1 decks20 decks
3%synergy
Force of Negation
5.0%inclusion1 decks20 decks
-7%synergy
Mission Briefing
5.0%inclusion1 decks20 decks
5%synergy
Borne Upon a Wind
5.0%inclusion1 decks20 decks
0%synergy
Fierce Guardianship
5.0%inclusion1 decks20 decks
-16%synergy
Path to Exile
5.0%inclusion1 decks20 decks
-37%synergy
Pact of Negation
5.0%inclusion1 decks20 decks
-3%synergy
Brought Back
5.0%inclusion1 decks20 decks
5%synergy
Sauron's Ransom
5.0%inclusion1 decks20 decks
4%synergy
Sorceries
Diabolic Vision
60%inclusion12 decks20 decks
58%synergy
Time Wipe
55%inclusion11 decks20 decks
48%synergy
Terminus
55%inclusion11 decks20 decks
51%synergy
Portent
55%inclusion11 decks20 decks
52%synergy
Aminatou's Augury
45%inclusion9 decks20 decks
44%synergy
Read the Bones
40%inclusion8 decks20 decks
36%synergy
Entreat the Angels
30%inclusion6 decks20 decks
28%synergy
Sevinne's Reclamation
20%inclusion4 decks20 decks
11%synergy
Resurgent Belief
15%inclusion3 decks20 decks
13%synergy
Dance of the Manse
15%inclusion3 decks20 decks
11%synergy
Extinguish All Hope
10%inclusion2 decks20 decks
8%synergy
Windfall
5.0%inclusion1 decks20 decks
-9%synergy
Austere Command
5.0%inclusion1 decks20 decks
-4%synergy
Fractured Identity
5.0%inclusion1 decks20 decks
4%synergy
Imperial Seal
5.0%inclusion1 decks20 decks
-3%synergy
Come Back Wrong
5.0%inclusion1 decks20 decks
5%synergy
Sea Gate Restoration
5.0%inclusion1 decks20 decks
2%synergy
Thought Erasure
5.0%inclusion1 decks20 decks
5%synergy
Idyllic Tutor
5.0%inclusion1 decks20 decks
1%synergy
Ringsight
5.0%inclusion1 decks20 decks
4%synergy
Night's Whisper
5.0%inclusion1 decks20 decks
2%synergy
Buried Alive
5.0%inclusion1 decks20 decks
1%synergy
Brilliant Restoration
5.0%inclusion1 decks20 decks
3%synergy
Reanimate
5.0%inclusion1 decks20 decks
-11%synergy
Vanquish the Horde
5.0%inclusion1 decks20 decks
2%synergy
In Garruk's Wake
5.0%inclusion1 decks20 decks
4%synergy
Preordain
5.0%inclusion1 decks20 decks
0%synergy
Damn
5.0%inclusion1 decks20 decks
-15%synergy
Utility Artifacts
Brainstone
55%inclusion11 decks20 decks
54%synergy
Sensei's Divining Top
25%inclusion5 decks20 decks
15%synergy
Mesmeric Orb
5.0%inclusion1 decks20 decks
4%synergy
Pearl Medallion
5.0%inclusion1 decks20 decks
4%synergy
Sword of Once and Future
5.0%inclusion1 decks20 decks
5%synergy
Cloud Key
5.0%inclusion1 decks20 decks
2%synergy
Vedalken Orrery
5.0%inclusion1 decks20 decks
4%synergy
Scroll Rack
5.0%inclusion1 decks20 decks
3%synergy
Shadowspear
5.0%inclusion1 decks20 decks
2%synergy
Jet Medallion
5.0%inclusion1 decks20 decks
4%synergy
Lightning Greaves
5.0%inclusion1 decks20 decks
-17%synergy
Sapphire Medallion
5.0%inclusion1 decks20 decks
3%synergy
Enchantments
Sigil of the Empty Throne
70%inclusion14 decks20 decks
64%synergy
Timely Ward
70%inclusion14 decks20 decks
65%synergy
Monologue Tax
70%inclusion14 decks20 decks
64%synergy
One with the Multiverse
65%inclusion13 decks20 decks
60%synergy
Spirit-Sister's Call
65%inclusion13 decks20 decks
64%synergy
Extravagant Replication
60%inclusion12 decks20 decks
55%synergy
Cramped Vents // Access Maze
55%inclusion11 decks20 decks
52%synergy
The Eldest Reborn
55%inclusion11 decks20 decks
53%synergy
Cast Out
55%inclusion11 decks20 decks
52%synergy
Bottomless Pool // Locker Room
40%inclusion8 decks20 decks
38%synergy
Life Insurance
35%inclusion7 decks20 decks
34%synergy
Starfield of Nyx
35%inclusion7 decks20 decks
31%synergy
Valkyrie's Call
33%inclusion1 decks3 decks
32%synergy
Necromancy
30%inclusion6 decks20 decks
25%synergy
Animate Dead
30%inclusion6 decks20 decks
20%synergy
Ripples of Undeath
25%inclusion5 decks20 decks
22%synergy
Mystic Remora
25%inclusion5 decks20 decks
4%synergy
Blind Obedience
20%inclusion4 decks20 decks
8%synergy
Omniscience
20%inclusion4 decks20 decks
16%synergy
Estrid's Invocation
20%inclusion4 decks20 decks
15%synergy
Ghostly Prison
20%inclusion4 decks20 decks
-2%synergy
Propaganda
20%inclusion4 decks20 decks
-7%synergy
Grasp of Fate
15%inclusion3 decks20 decks
9%synergy
Cacophony Unleashed
15%inclusion3 decks20 decks
13%synergy
Cemetery Tampering
15%inclusion3 decks20 decks
14%synergy
Leyline of Anticipation
15%inclusion3 decks20 decks
10%synergy
Dress Down
15%inclusion3 decks20 decks
13%synergy
Dazzling Theater // Prop Room
15%inclusion3 decks20 decks
13%synergy
Black Market Connections
15%inclusion3 decks20 decks
1%synergy
Land Tax
15%inclusion3 decks20 decks
9%synergy
Greater Auramancy
15%inclusion3 decks20 decks
11%synergy
Mirror Room // Fractured Realm
15%inclusion3 decks20 decks
13%synergy
Search for Azcanta
15%inclusion3 decks20 decks
14%synergy
Darksteel Mutation
10%inclusion2 decks20 decks
4%synergy
The Meathook Massacre
10%inclusion2 decks20 decks
7%synergy
Underwater Tunnel // Slimy Aquarium
10%inclusion2 decks20 decks
10%synergy
Case of the Shifting Visage
10%inclusion2 decks20 decks
10%synergy
Touch the Spirit Realm
10%inclusion2 decks20 decks
7%synergy
Penance
10%inclusion2 decks20 decks
9%synergy
Curse of Unbinding
10%inclusion2 decks20 decks
9%synergy
Enhanced Surveillance
10%inclusion2 decks20 decks
9%synergy
Storm of Saruman
10%inclusion2 decks20 decks
8%synergy
Polluted Cistern // Dim Oubliette
10%inclusion2 decks20 decks
9%synergy
Mind's Dilation
10%inclusion2 decks20 decks
7%synergy
Hallowed Haunting
10%inclusion2 decks20 decks
8%synergy
Trouble in Pairs
10%inclusion2 decks20 decks
4%synergy
Meat Locker // Drowned Diner
5.3%inclusion1 decks19 decks
5%synergy
Derelict Attic // Widow's Walk
5.3%inclusion1 decks19 decks
5%synergy
Angelic Shield
5.0%inclusion1 decks20 decks
5%synergy
Omen of the Sun
5.0%inclusion1 decks20 decks
5%synergy
Planeswalkers
Teferi, Time Raveler
20%inclusion4 decks20 decks
12%synergy
Jace, the Mind Sculptor
10%inclusion2 decks20 decks
9%synergy
Dakkon, Shadow Slayer
5.0%inclusion1 decks20 decks
3%synergy
Aminatou, the Fateshifter
5.0%inclusion1 decks20 decks
2%synergy
Jace, Wielder of Mysteries
5.0%inclusion1 decks20 decks
3%synergy
Utility Lands
Bojuka Bog
65%inclusion13 decks20 decks
38%synergy
Halimar Depths
65%inclusion13 decks20 decks
60%synergy
Spymaster's Vault
10%inclusion2 decks20 decks
7%synergy
Otawara, Soaring City
10%inclusion2 decks20 decks
-9%synergy
Witch's Clinic
5.0%inclusion1 decks20 decks
5%synergy
Mystic Sanctuary
5.0%inclusion1 decks20 decks
1%synergy
Urza's Saga
5.0%inclusion1 decks20 decks
-7%synergy
Cabal Coffers
5.0%inclusion1 decks20 decks
2%synergy
Eiganjo, Seat of the Empire
5.0%inclusion1 decks20 decks
0%synergy
Eiganjo Castle
5.0%inclusion1 decks20 decks
4%synergy
Mikokoro, Center of the Sea
5.0%inclusion1 decks20 decks
4%synergy
Sunken Palace
5.0%inclusion1 decks20 decks
5%synergy
Temple of the False God
5.0%inclusion1 decks20 decks
-3%synergy
Urborg, Tomb of Yawgmoth
5.0%inclusion1 decks20 decks
-8%synergy
Field of Ruin
5.0%inclusion1 decks20 decks
4%synergy
Mana Artifacts
Sol Ring
100%inclusion20 decks20 decks
10%synergy
Arcane Signet
95%inclusion19 decks20 decks
7%synergy
Mind Stone
65%inclusion13 decks20 decks
52%synergy
Orzhov Signet
65%inclusion13 decks20 decks
31%synergy
Azorius Signet
65%inclusion13 decks20 decks
33%synergy
Commander's Sphere
60%inclusion12 decks20 decks
41%synergy
Talisman of Progress
10%inclusion2 decks20 decks
-33%synergy
Lotus Petal
10%inclusion2 decks20 decks
-1%synergy
Talisman of Dominance
10%inclusion2 decks20 decks
-39%synergy
Talisman of Hierarchy
10%inclusion2 decks20 decks
-33%synergy
Chromatic Lantern
5.0%inclusion1 decks20 decks
-8%synergy
Mana Vault
5.0%inclusion1 decks20 decks
-4%synergy
Dimir Signet
5.0%inclusion1 decks20 decks
-27%synergy
Marble Diamond
5.0%inclusion1 decks20 decks
4%synergy
Fellwar Stone
5.0%inclusion1 decks20 decks
-29%synergy
Mox Opal
5.0%inclusion1 decks20 decks
-4%synergy
Chrome Mox
5.0%inclusion1 decks20 decks
-5%synergy
Lion's Eye Diamond
5.0%inclusion1 decks20 decks
3%synergy
Mox Diamond
5.0%inclusion1 decks20 decks
-2%synergy
Lands
Island
95%inclusion19 decks20 decks
2%synergy
Plains
95%inclusion19 decks20 decks
4%synergy
Command Tower
90%inclusion18 decks20 decks
-2%synergy
Swamp
90%inclusion18 decks20 decks
-1%synergy
Temple of Deceit
80%inclusion16 decks20 decks
62%synergy
Temple of Enlightenment
80%inclusion16 decks20 decks
63%synergy
Temple of Silence
75%inclusion15 decks20 decks
55%synergy
Caves of Koilos
70%inclusion14 decks20 decks
35%synergy
Tainted Isle
65%inclusion13 decks20 decks
59%synergy
Terramorphic Expanse
65%inclusion13 decks20 decks
48%synergy
Tainted Field
65%inclusion13 decks20 decks
58%synergy
Arcane Sanctum
65%inclusion13 decks20 decks
11%synergy
Underground River
65%inclusion13 decks20 decks
32%synergy
Adarkar Wastes
65%inclusion13 decks20 decks
34%synergy
Azorius Chancery
60%inclusion12 decks20 decks
46%synergy
Evolving Wilds
60%inclusion12 decks20 decks
35%synergy
Orzhov Basilica
60%inclusion12 decks20 decks
44%synergy
Obscura Storefront
60%inclusion12 decks20 decks
50%synergy
Dimir Aqueduct
55%inclusion11 decks20 decks
41%synergy
Thriving Isle
55%inclusion11 decks20 decks
50%synergy
Thriving Moor
55%inclusion11 decks20 decks
51%synergy
Thriving Heath
55%inclusion11 decks20 decks
51%synergy
Ash Barrens
40%inclusion8 decks20 decks
29%synergy
Raffine's Tower
35%inclusion7 decks20 decks
-6%synergy
Meticulous Archive
30%inclusion6 decks20 decks
16%synergy
Flooded Strand
25%inclusion5 decks20 decks
-13%synergy
Exotic Orchard
20%inclusion4 decks20 decks
-39%synergy
Marsh Flats
20%inclusion4 decks20 decks
-16%synergy
Polluted Delta
20%inclusion4 decks20 decks
-17%synergy
Tundra
15%inclusion3 decks20 decks
-1%synergy
Undercity Sewers
15%inclusion3 decks20 decks
1%synergy
Shadowy Backstreet
15%inclusion3 decks20 decks
3%synergy
Prairie Stream
15%inclusion3 decks20 decks
-26%synergy
Valgavoth's Lair
15%inclusion3 decks20 decks
12%synergy
Sea of Clouds
15%inclusion3 decks20 decks
-21%synergy
Godless Shrine
15%inclusion3 decks20 decks
-35%synergy
Scrubland
15%inclusion3 decks20 decks
-1%synergy
Vault of Champions
15%inclusion3 decks20 decks
-18%synergy
Hallowed Fountain
15%inclusion3 decks20 decks
-34%synergy
Watery Grave
15%inclusion3 decks20 decks
-35%synergy
Underground Sea
10%inclusion2 decks20 decks
-6%synergy
Morphic Pool
10%inclusion2 decks20 decks
-24%synergy
Sunken Hollow
10%inclusion2 decks20 decks
-30%synergy
Deserted Beach
10%inclusion2 decks20 decks
-11%synergy
Prismatic Vista
5.0%inclusion1 decks20 decks
1%synergy
Witch Enchanter
5.0%inclusion1 decks20 decks
-2%synergy
Misty Rainforest
5.0%inclusion1 decks20 decks
-6%synergy
Contaminated Landscape
5.0%inclusion1 decks20 decks
-9%synergy
Windswept Heath
5.0%inclusion1 decks20 decks
-5%synergy
Sea Gate Restoration
5.0%inclusion1 decks20 decks
2%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