The Master of Keys (Commander) - Upgraded Control

The Master of Keys
Rank #301
47decks
As CommanderAs CardAverage DeckDecksView Precon
Bracket
All12345
Budget
Any$$$$
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
Planeswalkers
Utility Lands
Mana Artifacts
Lands
Back to Top
Archnemesis
10%inclusion1 decks10 decks
10%synergy
High Synergy Cards
Inquisitive Glimmer
81%inclusion38 decks47 decks
74%synergy
Ripples of Undeath
74%inclusion35 decks47 decks
72%synergy
Entity Tracker
77%inclusion36 decks47 decks
71%synergy
Gravebreaker Lamia
66%inclusion31 decks47 decks
65%synergy
Starfield Mystic
70%inclusion33 decks47 decks
64%synergy
Dress Down
66%inclusion31 decks47 decks
64%synergy
Amphibian Downpour
66%inclusion31 decks47 decks
61%synergy
Animate Dead
68%inclusion32 decks47 decks
59%synergy
Mesa Enchantress
66%inclusion31 decks47 decks
57%synergy
Hall of Heliod's Generosity
70%inclusion33 decks47 decks
57%synergy
Top Cards
Demon of Fate's Design
62%inclusion29 decks47 decks
56%synergy
Mystic Remora
62%inclusion29 decks47 decks
41%synergy
Doomwake Giant
62%inclusion29 decks47 decks
56%synergy
Overlord of the Floodpits
55%inclusion26 decks47 decks
52%synergy
Fear of Impostors
55%inclusion26 decks47 decks
54%synergy
Scrabbling Skullcrab
53%inclusion25 decks47 decks
52%synergy
Grasp of Fate
53%inclusion25 decks47 decks
47%synergy
Necromancy
53%inclusion25 decks47 decks
49%synergy
Overlord of the Balemurk
51%inclusion24 decks47 decks
49%synergy
Swords to Plowshares
51%inclusion24 decks47 decks
-17%synergy
Game Changers
Smothering Tithe
34%inclusion16 decks47 decks
4%synergy
Rhystic Study
23%inclusion11 decks47 decks
-7%synergy
Farewell
15%inclusion7 decks47 decks
3%synergy
Gifts Ungiven
13%inclusion6 decks47 decks
10%synergy
Enlightened Tutor
8.5%inclusion4 decks47 decks
-10%synergy
Consecrated Sphinx
6.4%inclusion3 decks47 decks
0%synergy
Serra's Sanctum
6.4%inclusion3 decks47 decks
5%synergy
Cyclonic Rift
6.4%inclusion3 decks47 decks
-16%synergy
Creatures
Fear of Sleep Paralysis
47%inclusion22 decks47 decks
42%synergy
Zur, Eternal Schemer
45%inclusion21 decks47 decks
41%synergy
Ondu Spiritdancer
40%inclusion19 decks47 decks
34%synergy
Victor, Valgavoth's Seneschal
34%inclusion16 decks47 decks
32%synergy
Heliod, the Radiant Dawn
34%inclusion16 decks47 decks
31%synergy
Zur the Enchanter
32%inclusion15 decks47 decks
27%synergy
Silent Hallcreeper
28%inclusion13 decks47 decks
23%synergy
Sage of Mysteries
26%inclusion12 decks47 decks
25%synergy
Grim Guardian
26%inclusion12 decks47 decks
23%synergy
Ghostly Dancers
23%inclusion11 decks47 decks
21%synergy
Archon of Sun's Grace
21%inclusion10 decks47 decks
17%synergy
Overlord of the Mistmoors
19%inclusion9 decks47 decks
17%synergy
Stenn, Paranoid Partisan
17%inclusion8 decks47 decks
16%synergy
Enduring Curiosity
17%inclusion8 decks47 decks
9%synergy
Abdel Adrian, Gorion's Ward
17%inclusion8 decks47 decks
15%synergy
Lotho, Corrupt Shirriff
15%inclusion7 decks47 decks
-2%synergy
Moon-Blessed Cleric
15%inclusion7 decks47 decks
10%synergy
Ancient Cellarspawn
15%inclusion7 decks47 decks
12%synergy
Ledger Shredder
15%inclusion7 decks47 decks
6%synergy
Witch Enchanter
13%inclusion6 decks47 decks
6%synergy
Hedron Crab
13%inclusion6 decks47 decks
12%synergy
Balemurk Leech
13%inclusion6 decks47 decks
12%synergy
Nashi, Searcher in the Dark
13%inclusion6 decks47 decks
12%synergy
Mindwrack Harpy
13%inclusion6 decks47 decks
12%synergy
Hullbreaker Horror
13%inclusion6 decks47 decks
7%synergy
Valley Floodcaller
11%inclusion5 decks47 decks
7%synergy
Aminatou, Veil Piercer
11%inclusion5 decks47 decks
9%synergy
Starnheim Courser
8.5%inclusion4 decks47 decks
5%synergy
High Fae Trickster
8.5%inclusion4 decks47 decks
4%synergy
Soaring Lightbringer
8.5%inclusion4 decks47 decks
4%synergy
Laboratory Maniac
8.5%inclusion4 decks47 decks
5%synergy
Angel of Suffering
8.5%inclusion4 decks47 decks
8%synergy
Athreos, Shroud-Veiled
8.5%inclusion4 decks47 decks
4%synergy
Abhorrent Oculus
8.5%inclusion4 decks47 decks
8%synergy
Alseid of Life's Bounty
8.5%inclusion4 decks47 decks
7%synergy
Summon: Bahamut
7.1%inclusion3 decks42 decks
6%synergy
Lurrus of the Dream-Den
6.4%inclusion3 decks47 decks
5%synergy
Agent of Erebos
6.4%inclusion3 decks47 decks
6%synergy
Esper Sentinel
6.4%inclusion3 decks47 decks
-21%synergy
Doom Whisperer
6.4%inclusion3 decks47 decks
5%synergy
Boggart Trawler
6.4%inclusion3 decks47 decks
3%synergy
Knight of the White Orchid
6.4%inclusion3 decks47 decks
2%synergy
Neerdiv, Devious Diver
6.4%inclusion3 decks47 decks
6%synergy
Skullsnap Nuisance
6.4%inclusion3 decks47 decks
6%synergy
Toxrill, the Corrosive
6.4%inclusion3 decks47 decks
4%synergy
Archetype of Imagination
6.4%inclusion3 decks47 decks
2%synergy
Valgavoth, Terror Eater
6.4%inclusion3 decks47 decks
3%synergy
Nezahal, Primal Tide
6.4%inclusion3 decks47 decks
3%synergy
Psychic Frog
6.4%inclusion3 decks47 decks
-1%synergy
Eiganjo Dynastorian
6.3%inclusion1 decks16 decks
5%synergy
Instants
An Offer You Can't Refuse
45%inclusion21 decks47 decks
17%synergy
Counterspell
40%inclusion19 decks47 decks
-2%synergy
Arcane Denial
38%inclusion18 decks47 decks
18%synergy
Entomb
30%inclusion14 decks47 decks
23%synergy
Dovin's Veto
28%inclusion13 decks47 decks
1%synergy
Swan Song
28%inclusion13 decks47 decks
7%synergy
Path to Exile
23%inclusion11 decks47 decks
-19%synergy
Void Rend
19%inclusion9 decks47 decks
-16%synergy
Negate
17%inclusion8 decks47 decks
1%synergy
Sink into Stupor
17%inclusion8 decks47 decks
4%synergy
Inkshield
17%inclusion8 decks47 decks
7%synergy
Fell the Profane
15%inclusion7 decks47 decks
6%synergy
Dark Ritual
15%inclusion7 decks47 decks
-5%synergy
Mana Drain
13%inclusion6 decks47 decks
-4%synergy
Thirst for Meaning
13%inclusion6 decks47 decks
11%synergy
Anguished Unmaking
13%inclusion6 decks47 decks
-13%synergy
Generous Gift
11%inclusion5 decks47 decks
-3%synergy
Brainstorm
8.5%inclusion4 decks47 decks
-8%synergy
Muddle the Mixture
6.4%inclusion3 decks47 decks
3%synergy
Frantic Search
6.4%inclusion3 decks47 decks
-12%synergy
Fact or Fiction
6.4%inclusion3 decks47 decks
3%synergy
Strix Serenade
6.4%inclusion3 decks47 decks
3%synergy
Disallow
6.4%inclusion3 decks47 decks
2%synergy
Otherworldly Gaze
6.4%inclusion3 decks47 decks
4%synergy
Faithful Mending
6.4%inclusion3 decks47 decks
3%synergy
Waterlogged Teachings
6.4%inclusion3 decks47 decks
2%synergy
Consult the Star Charts
5.0%inclusion2 decks40 decks
4%synergy
Sorceries
Sevinne's Reclamation
45%inclusion21 decks47 decks
36%synergy
Extinguish All Hope
26%inclusion12 decks47 decks
24%synergy
Redress Fate
26%inclusion12 decks47 decks
20%synergy
Windfall
23%inclusion11 decks47 decks
10%synergy
Dance of the Manse
21%inclusion10 decks47 decks
18%synergy
Glimpse the Unthinkable
19%inclusion9 decks47 decks
19%synergy
Idyllic Tutor
19%inclusion9 decks47 decks
15%synergy
Singularity Rupture
18%inclusion7 decks40 decks
15%synergy
Resurgent Belief
17%inclusion8 decks47 decks
15%synergy
Supreme Verdict
13%inclusion6 decks47 decks
-2%synergy
Time Wipe
13%inclusion6 decks47 decks
7%synergy
Wrath of God
13%inclusion6 decks47 decks
9%synergy
Reanimate
13%inclusion6 decks47 decks
-4%synergy
Austere Command
11%inclusion5 decks47 decks
2%synergy
Toxic Deluge
11%inclusion5 decks47 decks
-9%synergy
Traumatize
11%inclusion5 decks47 decks
10%synergy
Cut Your Losses
8.5%inclusion4 decks47 decks
8%synergy
Damn
8.5%inclusion4 decks47 decks
-12%synergy
Space-Time Anomaly
7.5%inclusion3 decks40 decks
6%synergy
Ponder
6.4%inclusion3 decks47 decks
-3%synergy
Open the Vaults
6.4%inclusion3 decks47 decks
5%synergy
Replenish
6.4%inclusion3 decks47 decks
5%synergy
Demonic Counsel
6.4%inclusion3 decks47 decks
5%synergy
Night's Whisper
6.4%inclusion3 decks47 decks
4%synergy
Buried Alive
6.4%inclusion3 decks47 decks
2%synergy
Breach the Multiverse
6.4%inclusion3 decks47 decks
5%synergy
Utility Artifacts
Mesmeric Orb
34%inclusion16 decks47 decks
33%synergy
Lightning Greaves
21%inclusion10 decks47 decks
-2%synergy
Swiftfoot Boots
11%inclusion5 decks47 decks
-13%synergy
Cloud Key
8.5%inclusion4 decks47 decks
5%synergy
Crucible of Worlds
8.5%inclusion4 decks47 decks
8%synergy
Wayfarer's Bauble
6.4%inclusion3 decks47 decks
-1%synergy
Palantír of Orthanc
6.4%inclusion3 decks47 decks
5%synergy
Expedition Map
6.4%inclusion3 decks47 decks
5%synergy
Enchantments
Blind Obedience
49%inclusion23 decks47 decks
37%synergy
Cemetery Tampering
47%inclusion22 decks47 decks
46%synergy
Estrid's Invocation
47%inclusion22 decks47 decks
42%synergy
Seal of Cleansing
47%inclusion22 decks47 decks
45%synergy
Sigil of the Empty Throne
45%inclusion21 decks47 decks
39%synergy
Sphere of Safety
45%inclusion21 decks47 decks
35%synergy
Mirrormade
45%inclusion21 decks47 decks
35%synergy
Secret Arcade // Dusty Parlor
45%inclusion21 decks47 decks
40%synergy
Ghostly Prison
43%inclusion20 decks47 decks
19%synergy
Starfield of Nyx
40%inclusion19 decks47 decks
36%synergy
Dance of the Dead
38%inclusion18 decks47 decks
36%synergy
Propaganda
38%inclusion18 decks47 decks
9%synergy
The Tale of Tamiyo
36%inclusion17 decks47 decks
36%synergy
Sheltered by Ghosts
36%inclusion17 decks47 decks
33%synergy
Darksteel Mutation
32%inclusion15 decks47 decks
26%synergy
Cacophony Unleashed
32%inclusion15 decks47 decks
30%synergy
Imprisoned in the Moon
32%inclusion15 decks47 decks
25%synergy
Touch the Spirit Realm
32%inclusion15 decks47 decks
30%synergy
Solitary Confinement
32%inclusion15 decks47 decks
30%synergy
Out of the Tombs
30%inclusion14 decks47 decks
29%synergy
Seal of Removal
30%inclusion14 decks47 decks
29%synergy
The Meathook Massacre
28%inclusion13 decks47 decks
24%synergy
Copy Enchantment
26%inclusion12 decks47 decks
21%synergy
Leyline of Anticipation
26%inclusion12 decks47 decks
21%synergy
Hallowed Haunting
26%inclusion12 decks47 decks
23%synergy
Aura of Silence
26%inclusion12 decks47 decks
22%synergy
Authority of the Consuls
23%inclusion11 decks47 decks
10%synergy
Static Prison
23%inclusion11 decks47 decks
23%synergy
Ethereal Armor
23%inclusion11 decks47 decks
19%synergy
Greater Auramancy
23%inclusion11 decks47 decks
19%synergy
Oubliette
23%inclusion11 decks47 decks
22%synergy
Nowhere to Run
23%inclusion11 decks47 decks
22%synergy
Timely Ward
21%inclusion10 decks47 decks
16%synergy
Land Tax
21%inclusion10 decks47 decks
15%synergy
Stillness in Motion
20%inclusion9 decks44 decks
20%synergy
Extravagant Replication
19%inclusion9 decks47 decks
14%synergy
Monologue Tax
19%inclusion9 decks47 decks
13%synergy
Defiled Crypt // Cadaver Lab
19%inclusion9 decks47 decks
18%synergy
Teval's Judgment
18%inclusion8 decks44 decks
17%synergy
Glasswing Grace
17%inclusion8 decks47 decks
14%synergy
Black Market Connections
17%inclusion8 decks47 decks
2%synergy
Trouble in Pairs
17%inclusion8 decks47 decks
12%synergy
Shark Typhoon
15%inclusion7 decks47 decks
9%synergy
Secrets of the Dead
15%inclusion7 decks47 decks
15%synergy
All That Glitters
15%inclusion7 decks47 decks
7%synergy
Phyrexian Arena
15%inclusion7 decks47 decks
1%synergy
One with the Multiverse
13%inclusion6 decks47 decks
8%synergy
Court of Cunning
13%inclusion6 decks47 decks
12%synergy
Unable to Scream
13%inclusion6 decks47 decks
12%synergy
Utter Insignificance
13%inclusion6 decks47 decks
12%synergy
Planeswalkers
Jace, Wielder of Mysteries
6.4%inclusion3 decks47 decks
5%synergy
Utility Lands
Bojuka Bog
47%inclusion22 decks47 decks
20%synergy
Otawara, Soaring City
21%inclusion10 decks47 decks
2%synergy
Takenuma, Abandoned Mire
19%inclusion9 decks47 decks
13%synergy
Cephalid Coliseum
19%inclusion9 decks47 decks
16%synergy
Eiganjo, Seat of the Empire
11%inclusion5 decks47 decks
6%synergy
Reliquary Tower
8.5%inclusion4 decks47 decks
-25%synergy
Rogue's Passage
8.5%inclusion4 decks47 decks
-1%synergy
Mystic Sanctuary
6.4%inclusion3 decks47 decks
3%synergy
Nephalia Drownyard
6.4%inclusion3 decks47 decks
6%synergy
Urza's Saga
6.4%inclusion3 decks47 decks
-5%synergy
Geier Reach Sanitarium
6.4%inclusion3 decks47 decks
2%synergy
Mana Artifacts
Sol Ring
85%inclusion40 decks47 decks
-4%synergy
Arcane Signet
81%inclusion38 decks47 decks
-7%synergy
Talisman of Progress
60%inclusion28 decks47 decks
15%synergy
Talisman of Hierarchy
53%inclusion25 decks47 decks
8%synergy
Talisman of Dominance
51%inclusion24 decks47 decks
1%synergy
Azorius Signet
34%inclusion16 decks47 decks
5%synergy
Orzhov Signet
32%inclusion15 decks47 decks
1%synergy
Fellwar Stone
30%inclusion14 decks47 decks
-3%synergy
Dimir Signet
23%inclusion11 decks47 decks
-6%synergy
Mind Stone
8.5%inclusion4 decks47 decks
-3%synergy
Chromatic Lantern
6.4%inclusion3 decks47 decks
-6%synergy
Lands
Command Tower
100%inclusion47 decks47 decks
7%synergy
Swamp
94%inclusion44 decks47 decks
2%synergy
Island
94%inclusion44 decks47 decks
0%synergy
Plains
94%inclusion44 decks47 decks
2%synergy
Exotic Orchard
64%inclusion30 decks47 decks
5%synergy
Caves of Koilos
64%inclusion30 decks47 decks
28%synergy
Adarkar Wastes
64%inclusion30 decks47 decks
31%synergy
Hallowed Fountain
60%inclusion28 decks47 decks
8%synergy
Watery Grave
60%inclusion28 decks47 decks
8%synergy
Underground River
57%inclusion27 decks47 decks
22%synergy
Godless Shrine
55%inclusion26 decks47 decks
3%synergy
Flooded Strand
53%inclusion25 decks47 decks
15%synergy
Undercity Sewers
51%inclusion24 decks47 decks
36%synergy
Polluted Delta
51%inclusion24 decks47 decks
13%synergy
Arcane Sanctum
49%inclusion23 decks47 decks
-5%synergy
Meticulous Archive
49%inclusion23 decks47 decks
35%synergy
Isolated Chapel
45%inclusion21 decks47 decks
2%synergy
Shadowy Backstreet
43%inclusion20 decks47 decks
30%synergy
Marsh Flats
43%inclusion20 decks47 decks
7%synergy
Drowned Catacomb
38%inclusion18 decks47 decks
-0%synergy
Glacial Fortress
36%inclusion17 decks47 decks
-8%synergy
Prairie Stream
36%inclusion17 decks47 decks
-4%synergy
Vault of Champions
36%inclusion17 decks47 decks
4%synergy
Sea of Clouds
34%inclusion16 decks47 decks
-1%synergy
Sunken Hollow
34%inclusion16 decks47 decks
-6%synergy
Deserted Beach
34%inclusion16 decks47 decks
13%synergy
Shipwreck Marsh
32%inclusion15 decks47 decks
11%synergy
Raffine's Tower
32%inclusion15 decks47 decks
-9%synergy
Morphic Pool
32%inclusion15 decks47 decks
-2%synergy
Evolving Wilds
32%inclusion15 decks47 decks
8%synergy
Terramorphic Expanse
30%inclusion14 decks47 decks
14%synergy
Floodfarm Verge
30%inclusion14 decks47 decks
19%synergy
Valgavoth's Lair
28%inclusion13 decks47 decks
25%synergy
Gloomlake Verge
28%inclusion13 decks47 decks
17%synergy
Azorius Chancery
26%inclusion12 decks47 decks
13%synergy
Contaminated Landscape
23%inclusion11 decks47 decks
10%synergy
Ash Barrens
23%inclusion11 decks47 decks
13%synergy
Temple of Silence
23%inclusion11 decks47 decks
5%synergy
Misty Rainforest
21%inclusion10 decks47 decks
11%synergy
Temple of Deceit
21%inclusion10 decks47 decks
5%synergy
Dimir Aqueduct
21%inclusion10 decks47 decks
9%synergy
Underground Sea
21%inclusion10 decks47 decks
6%synergy
Temple of Enlightenment
21%inclusion10 decks47 decks
6%synergy
Scrubland
21%inclusion10 decks47 decks
5%synergy
Obscura Storefront
21%inclusion10 decks47 decks
12%synergy
Tundra
19%inclusion9 decks47 decks
3%synergy
Tainted Field
19%inclusion9 decks47 decks
12%synergy
Tainted Isle
17%inclusion8 decks47 decks
11%synergy
Fabled Passage
17%inclusion8 decks47 decks
9%synergy
Windswept Heath
17%inclusion8 decks47 decks
8%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