The Master of Keys (Commander) - Core Control

The Master of Keys
Rank #305
12decks
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
New Cards
High Synergy Cards
Top Cards
Game Changers
Creatures
Instants
Sorceries
Utility Artifacts
Enchantments
Battles
Utility Lands
Mana Artifacts
Lands
Back to Top
Noggle the Mind
40%inclusion2 decks5 decks
39%synergy
Sygg, Wanderwine Wisdom
10%inclusion1 decks10 decks
9%synergy
Emptiness
10%inclusion1 decks10 decks
10%synergy
High Synergy Cards
Entity Tracker
92%inclusion11 decks12 decks
85%synergy
Inquisitive Glimmer
83%inclusion10 decks12 decks
76%synergy
Fear of Sleep Paralysis
75%inclusion9 decks12 decks
70%synergy
Mesa Enchantress
75%inclusion9 decks12 decks
66%synergy
Seal of Cleansing
67%inclusion8 decks12 decks
65%synergy
Doomwake Giant
67%inclusion8 decks12 decks
61%synergy
Starfield Mystic
67%inclusion8 decks12 decks
60%synergy
Stillness in Motion
60%inclusion6 decks10 decks
60%synergy
Fear of Impostors
58%inclusion7 decks12 decks
57%synergy
Amphibian Downpour
58%inclusion7 decks12 decks
54%synergy
Top Cards
Propaganda
75%inclusion9 decks12 decks
47%synergy
Scrabbling Skullcrab
50%inclusion6 decks12 decks
49%synergy
Grasp of Fate
50%inclusion6 decks12 decks
44%synergy
Sevinne's Reclamation
50%inclusion6 decks12 decks
41%synergy
Ripples of Undeath
50%inclusion6 decks12 decks
47%synergy
Gravebreaker Lamia
50%inclusion6 decks12 decks
49%synergy
Imprisoned in the Moon
50%inclusion6 decks12 decks
43%synergy
Sage of Mysteries
50%inclusion6 decks12 decks
50%synergy
Sphere of Safety
50%inclusion6 decks12 decks
41%synergy
Cacophony Unleashed
42%inclusion5 decks12 decks
40%synergy
Game Changers
Thassa's Oracle
8.3%inclusion1 decks12 decks
-1%synergy
Creatures
Demon of Fate's Design
42%inclusion5 decks12 decks
36%synergy
Victor, Valgavoth's Seneschal
42%inclusion5 decks12 decks
40%synergy
Heliod, the Radiant Dawn
42%inclusion5 decks12 decks
38%synergy
Zur, Eternal Schemer
42%inclusion5 decks12 decks
38%synergy
Ondu Spiritdancer
42%inclusion5 decks12 decks
35%synergy
Zur the Enchanter
42%inclusion5 decks12 decks
36%synergy
Mindwrack Harpy
42%inclusion5 decks12 decks
41%synergy
Overlord of the Floodpits
33%inclusion4 decks12 decks
30%synergy
Grim Guardian
33%inclusion4 decks12 decks
31%synergy
Aminatou, Veil Piercer
33%inclusion4 decks12 decks
32%synergy
Alseid of Life's Bounty
33%inclusion4 decks12 decks
32%synergy
Summon: Yojimbo
30%inclusion3 decks10 decks
29%synergy
Archon of Sun's Grace
25%inclusion3 decks12 decks
20%synergy
Overlord of the Balemurk
25%inclusion3 decks12 decks
23%synergy
Moon-Blessed Cleric
25%inclusion3 decks12 decks
20%synergy
Athreos, Shroud-Veiled
25%inclusion3 decks12 decks
21%synergy
Spirited Companion
25%inclusion3 decks12 decks
23%synergy
Nashi, Searcher in the Dark
25%inclusion3 decks12 decks
24%synergy
Ancient Cellarspawn
25%inclusion3 decks12 decks
22%synergy
Witch Enchanter
17%inclusion2 decks12 decks
10%synergy
Stenn, Paranoid Partisan
17%inclusion2 decks12 decks
15%synergy
Soaring Lightbringer
17%inclusion2 decks12 decks
12%synergy
Silent Hallcreeper
17%inclusion2 decks12 decks
12%synergy
Hedron Crab
17%inclusion2 decks12 decks
16%synergy
Enduring Curiosity
17%inclusion2 decks12 decks
9%synergy
Nightmare Shepherd
17%inclusion2 decks12 decks
14%synergy
Ghostly Dancers
17%inclusion2 decks12 decks
14%synergy
Millikin
17%inclusion2 decks12 decks
16%synergy
Voice of Victory
10%inclusion1 decks10 decks
2%synergy
Summon: Primal Odin
10%inclusion1 decks10 decks
6%synergy
Symbiote Spider-Man
10%inclusion1 decks10 decks
10%synergy
Wraith, Vicious Vigilante
10%inclusion1 decks10 decks
10%synergy
Summon: Shiva
9.1%inclusion1 decks11 decks
9%synergy
Starnheim Courser
8.3%inclusion1 decks12 decks
4%synergy
Phenax, God of Deception
8.3%inclusion1 decks12 decks
8%synergy
Heliod's Pilgrim
8.3%inclusion1 decks12 decks
8%synergy
Erebos, God of the Dead
8.3%inclusion1 decks12 decks
7%synergy
The Mindskinner
8.3%inclusion1 decks12 decks
8%synergy
Kor Spiritdancer
8.3%inclusion1 decks12 decks
7%synergy
Dorothea, Vengeful Victim
8.3%inclusion1 decks12 decks
8%synergy
Ertai, the Corrupted
8.3%inclusion1 decks12 decks
8%synergy
Fear of Failed Tests
8.3%inclusion1 decks12 decks
8%synergy
Archon of Falling Stars
8.3%inclusion1 decks12 decks
8%synergy
Fear of Lost Teeth
8.3%inclusion1 decks12 decks
8%synergy
Lurrus of the Dream-Den
8.3%inclusion1 decks12 decks
7%synergy
Agent of Erebos
8.3%inclusion1 decks12 decks
8%synergy
Champions of Minas Tirith
8.3%inclusion1 decks12 decks
8%synergy
Faramir, Steward of Gondor
8.3%inclusion1 decks12 decks
8%synergy
Valley Floodcaller
8.3%inclusion1 decks12 decks
4%synergy
Heliod, God of the Sun
8.3%inclusion1 decks12 decks
7%synergy
Instants
Frantic Search
25%inclusion3 decks12 decks
7%synergy
Negate
25%inclusion3 decks12 decks
9%synergy
Arcane Denial
25%inclusion3 decks12 decks
5%synergy
Otherworldly Gaze
25%inclusion3 decks12 decks
23%synergy
Path to Exile
25%inclusion3 decks12 decks
-17%synergy
Dawn's Truce
17%inclusion2 decks12 decks
12%synergy
Darkblast
17%inclusion2 decks12 decks
17%synergy
Thirst for Meaning
17%inclusion2 decks12 decks
15%synergy
Void Rend
17%inclusion2 decks12 decks
-18%synergy
Swords to Plowshares
17%inclusion2 decks12 decks
-51%synergy
Sejiri Shelter
17%inclusion2 decks12 decks
15%synergy
Inkshield
17%inclusion2 decks12 decks
7%synergy
Fell the Profane
8.3%inclusion1 decks12 decks
0%synergy
Drown in the Loch
8.3%inclusion1 decks12 decks
6%synergy
Dovin's Veto
8.3%inclusion1 decks12 decks
-17%synergy
An Offer You Can't Refuse
8.3%inclusion1 decks12 decks
-19%synergy
Return to Dust
8.3%inclusion1 decks12 decks
5%synergy
Brainstorm
8.3%inclusion1 decks12 decks
-9%synergy
Render Silent
8.3%inclusion1 decks12 decks
5%synergy
Dark Ritual
8.3%inclusion1 decks12 decks
-11%synergy
Curate
8.3%inclusion1 decks12 decks
8%synergy
Read the Runes
8.3%inclusion1 decks12 decks
8%synergy
Obscura Charm
8.3%inclusion1 decks12 decks
6%synergy
Disallow
8.3%inclusion1 decks12 decks
5%synergy
Get Out
8.3%inclusion1 decks12 decks
8%synergy
Sink into Stupor
8.3%inclusion1 decks12 decks
-4%synergy
Faithful Mending
8.3%inclusion1 decks12 decks
5%synergy
Counterspell
8.3%inclusion1 decks12 decks
-33%synergy
Utter End
8.3%inclusion1 decks12 decks
2%synergy
Borne Upon a Wind
8.3%inclusion1 decks12 decks
3%synergy
Don't Make a Sound
8.3%inclusion1 decks12 decks
8%synergy
Sorceries
Extinguish All Hope
42%inclusion5 decks12 decks
40%synergy
Singularity Rupture
40%inclusion4 decks10 decks
38%synergy
Redress Fate
33%inclusion4 decks12 decks
28%synergy
Time Wipe
25%inclusion3 decks12 decks
18%synergy
Dance of the Manse
25%inclusion3 decks12 decks
22%synergy
Space-Time Anomaly
20%inclusion2 decks10 decks
18%synergy
Open the Vaults
17%inclusion2 decks12 decks
15%synergy
Ponder
8.3%inclusion1 decks12 decks
-1%synergy
Asinine Antics
8.3%inclusion1 decks12 decks
8%synergy
Lively Dirge
8.3%inclusion1 decks12 decks
7%synergy
Unmarked Grave
8.3%inclusion1 decks12 decks
7%synergy
Ondu Inversion
8.3%inclusion1 decks12 decks
7%synergy
Replenish
8.3%inclusion1 decks12 decks
7%synergy
Unearth
8.3%inclusion1 decks12 decks
7%synergy
Glimpse the Unthinkable
8.3%inclusion1 decks12 decks
8%synergy
Curse of the Swine
8.3%inclusion1 decks12 decks
8%synergy
Read the Bones
8.3%inclusion1 decks12 decks
4%synergy
Starfall Invocation
8.3%inclusion1 decks12 decks
6%synergy
Blasphemous Edict
8.3%inclusion1 decks12 decks
6%synergy
Buried Alive
8.3%inclusion1 decks12 decks
4%synergy
Rite of Oblivion
8.3%inclusion1 decks12 decks
8%synergy
Vanquish the Horde
8.3%inclusion1 decks12 decks
5%synergy
Preordain
8.3%inclusion1 decks12 decks
3%synergy
Cleansing Nova
8.3%inclusion1 decks12 decks
4%synergy
Damn
8.3%inclusion1 decks12 decks
-12%synergy
Retether
8.3%inclusion1 decks12 decks
7%synergy
Feast of Succession
8.3%inclusion1 decks12 decks
8%synergy
Step Through
8.3%inclusion1 decks12 decks
8%synergy
Breakthrough
8.3%inclusion1 decks12 decks
8%synergy
Final Vengeance
8.3%inclusion1 decks12 decks
8%synergy
Portent
8.3%inclusion1 decks12 decks
5%synergy
Notion Rain
8.3%inclusion1 decks12 decks
8%synergy
Utility Artifacts
Perpetual Timepiece
8.3%inclusion1 decks12 decks
8%synergy
Cloud Key
8.3%inclusion1 decks12 decks
5%synergy
Wayfarer's Bauble
8.3%inclusion1 decks12 decks
1%synergy
Helm of the Gods
8.3%inclusion1 decks12 decks
7%synergy
Whip of Erebos
8.3%inclusion1 decks12 decks
6%synergy
Mask of Riddles
8.3%inclusion1 decks12 decks
7%synergy
Jet Medallion
8.3%inclusion1 decks12 decks
7%synergy
Claws of Gix
8.3%inclusion1 decks12 decks
8%synergy
Altar of Dementia
8.3%inclusion1 decks12 decks
7%synergy
Bident of Thassa
8.3%inclusion1 decks12 decks
0%synergy
Helm of Awakening
8.3%inclusion1 decks12 decks
8%synergy
Enchantments
Sigil of the Empty Throne
42%inclusion5 decks12 decks
36%synergy
Unable to Scream
42%inclusion5 decks12 decks
41%synergy
Mirrormade
42%inclusion5 decks12 decks
32%synergy
Estrid's Invocation
42%inclusion5 decks12 decks
37%synergy
Starfield of Nyx
42%inclusion5 decks12 decks
38%synergy
Dress Down
42%inclusion5 decks12 decks
39%synergy
Ghostly Prison
42%inclusion5 decks12 decks
20%synergy
Seal of Removal
42%inclusion5 decks12 decks
41%synergy
Seal of Doom
33%inclusion4 decks12 decks
33%synergy
The Tale of Tamiyo
33%inclusion4 decks12 decks
33%synergy
Monologue Tax
33%inclusion4 decks12 decks
27%synergy
Static Prison
33%inclusion4 decks12 decks
33%synergy
Animate Dead
33%inclusion4 decks12 decks
24%synergy
Search for Azcanta
33%inclusion4 decks12 decks
32%synergy
Teval's Judgment
30%inclusion3 decks10 decks
29%synergy
King Narfi's Betrayal
25%inclusion3 decks12 decks
25%synergy
Lost in the Maze
25%inclusion3 decks12 decks
25%synergy
Utter Insignificance
25%inclusion3 decks12 decks
24%synergy
Chronic Flooding
25%inclusion3 decks12 decks
25%synergy
Soul Snare
25%inclusion3 decks12 decks
25%synergy
Blind Obedience
25%inclusion3 decks12 decks
13%synergy
Mystic Remora
25%inclusion3 decks12 decks
4%synergy
Timely Ward
25%inclusion3 decks12 decks
20%synergy
All That Glitters
25%inclusion3 decks12 decks
16%synergy
Kaya's Ghostform
25%inclusion3 decks12 decks
22%synergy
Bottomless Pool // Locker Room
25%inclusion3 decks12 decks
23%synergy
Secret Arcade // Dusty Parlor
25%inclusion3 decks12 decks
20%synergy
Eaten by Piranhas
25%inclusion3 decks12 decks
24%synergy
Solitary Confinement
25%inclusion3 decks12 decks
23%synergy
Ethereal Armor
25%inclusion3 decks12 decks
20%synergy
Hallowed Haunting
25%inclusion3 decks12 decks
23%synergy
Phyrexian Arena
25%inclusion3 decks12 decks
11%synergy
Detention Sphere
17%inclusion2 decks12 decks
16%synergy
Smuggler's Share
17%inclusion2 decks12 decks
15%synergy
Cramped Vents // Access Maze
17%inclusion2 decks12 decks
14%synergy
Court of Cunning
17%inclusion2 decks12 decks
16%synergy
The Cruelty of Gix
17%inclusion2 decks12 decks
16%synergy
Frozen Aether
17%inclusion2 decks12 decks
16%synergy
Glasswing Grace
17%inclusion2 decks12 decks
14%synergy
Shardmage's Rescue
17%inclusion2 decks12 decks
16%synergy
Flooded Woodlands
17%inclusion2 decks12 decks
17%synergy
The Eldest Reborn
17%inclusion2 decks12 decks
14%synergy
Leyline of Sanctity
17%inclusion2 decks12 decks
16%synergy
Life Insurance
17%inclusion2 decks12 decks
15%synergy
Duelist's Heritage
17%inclusion2 decks12 decks
14%synergy
Necromancy
17%inclusion2 decks12 decks
12%synergy
Boon of the Spirit Realm
17%inclusion2 decks12 decks
15%synergy
Birth of the Imperium
17%inclusion2 decks12 decks
15%synergy
Spirit-Sister's Call
17%inclusion2 decks12 decks
15%synergy
Meat Locker // Drowned Diner
17%inclusion2 decks12 decks
16%synergy
Battles
Invasion of Theros
17%inclusion2 decks12 decks
15%synergy
Utility Lands
Hall of Heliod's Generosity
50%inclusion6 decks12 decks
37%synergy
Bojuka Bog
42%inclusion5 decks12 decks
15%synergy
Cephalid Coliseum
17%inclusion2 decks12 decks
13%synergy
Rogue's Passage
17%inclusion2 decks12 decks
7%synergy
Mistrise Village
10%inclusion1 decks10 decks
7%synergy
Ishgard, the Holy See
10%inclusion1 decks10 decks
6%synergy
Arcane Lighthouse
8.3%inclusion1 decks12 decks
7%synergy
Buried Ruin
8.3%inclusion1 decks12 decks
5%synergy
Halimar Depths
8.3%inclusion1 decks12 decks
4%synergy
War Room
8.3%inclusion1 decks12 decks
8%synergy
Emergence Zone
8.3%inclusion1 decks12 decks
6%synergy
Throne of the High City
8.3%inclusion1 decks12 decks
8%synergy
Takenuma, Abandoned Mire
8.3%inclusion1 decks12 decks
2%synergy
Drownyard Temple
8.3%inclusion1 decks12 decks
8%synergy
Mana Artifacts
Arcane Signet
83%inclusion10 decks12 decks
-4%synergy
Talisman of Progress
75%inclusion9 decks12 decks
31%synergy
Sol Ring
75%inclusion9 decks12 decks
-15%synergy
Talisman of Hierarchy
67%inclusion8 decks12 decks
23%synergy
Talisman of Dominance
50%inclusion6 decks12 decks
0%synergy
Azorius Signet
42%inclusion5 decks12 decks
11%synergy
Dimir Signet
33%inclusion4 decks12 decks
2%synergy
Fellwar Stone
17%inclusion2 decks12 decks
-17%synergy
Orzhov Signet
17%inclusion2 decks12 decks
-16%synergy
Everflowing Chalice
8.3%inclusion1 decks12 decks
6%synergy
Commander's Sphere
8.3%inclusion1 decks12 decks
-10%synergy
Coveted Jewel
8.3%inclusion1 decks12 decks
7%synergy
Mind Stone
8.3%inclusion1 decks12 decks
-4%synergy
Lands
Swamp
100%inclusion12 decks12 decks
8%synergy
Island
100%inclusion12 decks12 decks
7%synergy
Plains
100%inclusion12 decks12 decks
8%synergy
Command Tower
92%inclusion11 decks12 decks
-1%synergy
Caves of Koilos
92%inclusion11 decks12 decks
56%synergy
Arcane Sanctum
92%inclusion11 decks12 decks
37%synergy
Adarkar Wastes
92%inclusion11 decks12 decks
60%synergy
Underground River
67%inclusion8 decks12 decks
33%synergy
Glacial Fortress
58%inclusion7 decks12 decks
17%synergy
Exotic Orchard
58%inclusion7 decks12 decks
0%synergy
Contaminated Landscape
58%inclusion7 decks12 decks
44%synergy
Valgavoth's Lair
58%inclusion7 decks12 decks
56%synergy
Isolated Chapel
58%inclusion7 decks12 decks
18%synergy
Temple of Enlightenment
58%inclusion7 decks12 decks
42%synergy
Temple of Silence
58%inclusion7 decks12 decks
39%synergy
Prairie Stream
50%inclusion6 decks12 decks
9%synergy
Drowned Catacomb
50%inclusion6 decks12 decks
13%synergy
Sunken Hollow
50%inclusion6 decks12 decks
10%synergy
Azorius Chancery
42%inclusion5 decks12 decks
28%synergy
Temple of Deceit
42%inclusion5 decks12 decks
24%synergy
Port Town
42%inclusion5 decks12 decks
25%synergy
Evolving Wilds
42%inclusion5 decks12 decks
17%synergy
Choked Estuary
42%inclusion5 decks12 decks
25%synergy
Obscura Storefront
42%inclusion5 decks12 decks
32%synergy
Tainted Isle
33%inclusion4 decks12 decks
27%synergy
Terramorphic Expanse
33%inclusion4 decks12 decks
17%synergy
Dimir Aqueduct
33%inclusion4 decks12 decks
20%synergy
Tainted Field
33%inclusion4 decks12 decks
26%synergy
Ash Barrens
33%inclusion4 decks12 decks
23%synergy
Sea of Clouds
25%inclusion3 decks12 decks
-10%synergy
Raffine's Tower
25%inclusion3 decks12 decks
-16%synergy
Godless Shrine
25%inclusion3 decks12 decks
-26%synergy
Skycloud Expanse
25%inclusion3 decks12 decks
10%synergy
Orzhov Basilica
25%inclusion3 decks12 decks
10%synergy
Path of Ancestry
25%inclusion3 decks12 decks
-3%synergy
Shineshadow Snarl
25%inclusion3 decks12 decks
14%synergy
Hallowed Fountain
25%inclusion3 decks12 decks
-25%synergy
Watery Grave
25%inclusion3 decks12 decks
-26%synergy
Witch Enchanter
17%inclusion2 decks12 decks
10%synergy
Glasswing Grace
17%inclusion2 decks12 decks
14%synergy
Irrigated Farmland
17%inclusion2 decks12 decks
9%synergy
Darkwater Catacombs
17%inclusion2 decks12 decks
2%synergy
Morphic Pool
17%inclusion2 decks12 decks
-17%synergy
Sejiri Shelter
17%inclusion2 decks12 decks
15%synergy
Vault of Champions
17%inclusion2 decks12 decks
-16%synergy
Deserted Beach
17%inclusion2 decks12 decks
-4%synergy
Fell the Profane
8.3%inclusion1 decks12 decks
0%synergy
Gemstone Mine
8.3%inclusion1 decks12 decks
8%synergy
Ondu Inversion
8.3%inclusion1 decks12 decks
7%synergy
Myriad Landscape
8.3%inclusion1 decks12 decks
0%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