The Master of Keys (Commander) - Enchantress

Background image for What if Thassa's Oracle Were Banned?
Harvey McGuinness
Sep 23, 2025
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
Noggle the Mind
4.9%inclusion6 decks122 decks
4%synergy
Mornsong Aria
3.8%inclusion5 decks130 decks
3%synergy
Dream Beavers
3.2%inclusion1 decks31 decks
3%synergy
Twilight Diviner
2.5%inclusion3 decks122 decks
1%synergy
Killian, Decisive Mentor
1.1%inclusion1 decks88 decks
1%synergy
High Synergy Cards
Inquisitive Glimmer
77%inclusion1.03K decks1.34K decks
69%synergy
Ripples of Undeath
68%inclusion914 decks1.34K decks
66%synergy
Mesa Enchantress
69%inclusion928 decks1.34K decks
60%synergy
Entity Tracker
66%inclusion888 decks1.34K decks
60%synergy
Starfield Mystic
66%inclusion878 decks1.34K decks
59%synergy
Demon of Fate's Design
63%inclusion835 decks1.34K decks
57%synergy
Gravebreaker Lamia
57%inclusion765 decks1.34K decks
56%synergy
Fear of Sleep Paralysis
60%inclusion796 decks1.34K decks
54%synergy
Animate Dead
64%inclusion850 decks1.34K decks
54%synergy
Dress Down
55%inclusion735 decks1.34K decks
53%synergy
Top Cards
Doomwake Giant
58%inclusion777 decks1.34K decks
52%synergy
Swords to Plowshares
57%inclusion759 decks1.34K decks
-11%synergy
Mystic Remora
57%inclusion757 decks1.34K decks
36%synergy
Secret Arcade // Dusty Parlor
52%inclusion699 decks1.34K decks
48%synergy
Sphere of Safety
52%inclusion698 decks1.34K decks
43%synergy
Scrabbling Skullcrab
52%inclusion690 decks1.34K decks
51%synergy
Ondu Spiritdancer
51%inclusion675 decks1.34K decks
44%synergy
Mirrormade
50%inclusion664 decks1.34K decks
40%synergy
Necromancy
49%inclusion653 decks1.34K decks
44%synergy
Overlord of the Floodpits
48%inclusion647 decks1.34K decks
45%synergy
Game Changers
Smothering Tithe
52%inclusion693 decks1.34K decks
20%synergy
Rhystic Study
44%inclusion583 decks1.34K decks
12%synergy
Enlightened Tutor
27%inclusion366 decks1.34K decks
8%synergy
Demonic Tutor
18%inclusion239 decks1.34K decks
-3%synergy
Cyclonic Rift
18%inclusion236 decks1.34K decks
-6%synergy
Fierce Guardianship
16%inclusion211 decks1.34K decks
-5%synergy
Vampiric Tutor
16%inclusion210 decks1.34K decks
-2%synergy
Ancient Tomb
15%inclusion198 decks1.34K decks
2%synergy
Thassa's Oracle
15%inclusion197 decks1.34K decks
5%synergy
Necropotence
14%inclusion183 decks1.34K decks
7%synergy
Creatures
Overlord of the Balemurk
47%inclusion629 decks1.34K decks
45%synergy
Victor, Valgavoth's Seneschal
46%inclusion612 decks1.34K decks
44%synergy
Zur, Eternal Schemer
43%inclusion579 decks1.34K decks
40%synergy
Fear of Impostors
40%inclusion537 decks1.34K decks
39%synergy
Ghostly Dancers
40%inclusion536 decks1.34K decks
38%synergy
Soaring Lightbringer
33%inclusion438 decks1.34K decks
28%synergy
Heliod, the Radiant Dawn
32%inclusion434 decks1.34K decks
29%synergy
Enduring Curiosity
32%inclusion432 decks1.34K decks
24%synergy
Silent Hallcreeper
32%inclusion427 decks1.34K decks
28%synergy
Grim Guardian
29%inclusion382 decks1.34K decks
26%synergy
Archon of Sun's Grace
28%inclusion376 decks1.34K decks
24%synergy
Zur the Enchanter
27%inclusion367 decks1.34K decks
22%synergy
Aminatou, Veil Piercer
25%inclusion331 decks1.34K decks
23%synergy
Moon-Blessed Cleric
22%inclusion299 decks1.34K decks
18%synergy
Mindwrack Harpy
20%inclusion268 decks1.34K decks
20%synergy
Abdel Adrian, Gorion's Ward
20%inclusion267 decks1.34K decks
18%synergy
Overlord of the Mistmoors
19%inclusion251 decks1.34K decks
17%synergy
Athreos, Shroud-Veiled
19%inclusion249 decks1.34K decks
14%synergy
Esper Sentinel
18%inclusion246 decks1.34K decks
-9%synergy
Ancient Cellarspawn
17%inclusion227 decks1.34K decks
14%synergy
Alseid of Life's Bounty
16%inclusion215 decks1.34K decks
15%synergy
Lotho, Corrupt Shirriff
15%inclusion198 decks1.34K decks
-2%synergy
Spirited Companion
15%inclusion198 decks1.34K decks
13%synergy
Gremlin Tamer
15%inclusion197 decks1.34K decks
14%synergy
Archetype of Imagination
15%inclusion194 decks1.34K decks
10%synergy
Sage of Mysteries
14%inclusion188 decks1.34K decks
14%synergy
Grand Abolisher
14%inclusion182 decks1.34K decks
-1%synergy
Skullsnap Nuisance
13%inclusion179 decks1.34K decks
13%synergy
Nashi, Searcher in the Dark
13%inclusion175 decks1.34K decks
13%synergy
Balemurk Leech
13%inclusion174 decks1.34K decks
12%synergy
Valley Floodcaller
13%inclusion169 decks1.34K decks
9%synergy
Hullbreaker Horror
11%inclusion153 decks1.34K decks
5%synergy
Fear of Infinity
11%inclusion142 decks1.34K decks
10%synergy
Starnheim Courser
10%inclusion140 decks1.34K decks
7%synergy
Voice of Victory
10%inclusion44 decks438 decks
2%synergy
Orcish Bowmasters
10%inclusion132 decks1.34K decks
-1%synergy
Wan Shi Tong, Librarian
10%inclusion20 decks209 decks
4%synergy
Displacer Kitten
10%inclusion127 decks1.34K decks
3%synergy
Summon: Yojimbo
9.5%inclusion36 decks379 decks
8%synergy
Stenn, Paranoid Partisan
9.4%inclusion126 decks1.34K decks
8%synergy
Nightmare Shepherd
8.4%inclusion112 decks1.34K decks
6%synergy
Ledger Shredder
8.3%inclusion111 decks1.34K decks
0%synergy
Auramancer
7.7%inclusion103 decks1.34K decks
5%synergy
Ranger-Captain of Eos
7.3%inclusion98 decks1.34K decks
1%synergy
Hedron Crab
7.0%inclusion93 decks1.34K decks
6%synergy
Lurrus of the Dream-Den
7.0%inclusion93 decks1.34K decks
5%synergy
Witch Enchanter
6.7%inclusion89 decks1.34K decks
0%synergy
Emet-Selch of the Third Seat
6.6%inclusion25 decks380 decks
-3%synergy
Enduring Tenacity
6.4%inclusion86 decks1.34K decks
-1%synergy
Solemn Simulacrum
6.1%inclusion81 decks1.34K decks
-8%synergy
Instants
Entomb
33%inclusion442 decks1.34K decks
26%synergy
Path to Exile
31%inclusion413 decks1.34K decks
-11%synergy
Counterspell
30%inclusion402 decks1.34K decks
-11%synergy
Arcane Denial
30%inclusion398 decks1.34K decks
10%synergy
Dark Ritual
24%inclusion321 decks1.34K decks
5%synergy
An Offer You Can't Refuse
23%inclusion313 decks1.34K decks
-4%synergy
Void Rend
19%inclusion259 decks1.34K decks
-15%synergy
Thirst for Meaning
18%inclusion241 decks1.34K decks
17%synergy
Swan Song
17%inclusion227 decks1.34K decks
-3%synergy
Dovin's Veto
15%inclusion196 decks1.34K decks
-11%synergy
Frantic Search
13%inclusion179 decks1.34K decks
-4%synergy
Inkshield
13%inclusion175 decks1.34K decks
4%synergy
Mana Drain
13%inclusion168 decks1.34K decks
-5%synergy
Otherworldly Gaze
13%inclusion168 decks1.34K decks
10%synergy
Sink into Stupor
12%inclusion163 decks1.34K decks
-1%synergy
Force of Will
11%inclusion148 decks1.34K decks
-1%synergy
Silence
11%inclusion142 decks1.34K decks
0%synergy
Anguished Unmaking
10%inclusion136 decks1.34K decks
-15%synergy
Force of Negation
10%inclusion134 decks1.34K decks
-2%synergy
Negate
10%inclusion127 decks1.34K decks
-7%synergy
Brainstorm
9.2%inclusion123 decks1.34K decks
-8%synergy
Flusterstorm
9.2%inclusion123 decks1.34K decks
1%synergy
Demonic Consultation
9.1%inclusion121 decks1.34K decks
1%synergy
Tainted Pact
8.9%inclusion119 decks1.34K decks
2%synergy
Intuition
8.8%inclusion118 decks1.34K decks
7%synergy
Teferi's Protection
8.8%inclusion117 decks1.34K decks
-8%synergy
Borne Upon a Wind
8.4%inclusion112 decks1.34K decks
4%synergy
Fell the Profane
8.3%inclusion111 decks1.34K decks
0%synergy
Mystical Tutor
8.3%inclusion111 decks1.34K decks
-3%synergy
Cabal Ritual
7.7%inclusion103 decks1.34K decks
4%synergy
Mindbreak Trap
7.6%inclusion102 decks1.34K decks
1%synergy
Mental Misstep
7.5%inclusion100 decks1.34K decks
1%synergy
Pact of Negation
7.2%inclusion96 decks1.34K decks
-1%synergy
Generous Gift
6.2%inclusion83 decks1.34K decks
-8%synergy
Gifts Ungiven
5.8%inclusion77 decks1.34K decks
3%synergy
Utter End
5.2%inclusion69 decks1.34K decks
-1%synergy
Sorceries
Sevinne's Reclamation
42%inclusion561 decks1.34K decks
33%synergy
Redress Fate
41%inclusion551 decks1.34K decks
35%synergy
Windfall
24%inclusion317 decks1.34K decks
10%synergy
Extinguish All Hope
23%inclusion312 decks1.34K decks
22%synergy
Dance of the Manse
23%inclusion302 decks1.34K decks
19%synergy
Reanimate
20%inclusion269 decks1.34K decks
4%synergy
Singularity Rupture
16%inclusion52 decks323 decks
14%synergy
Toxic Deluge
15%inclusion201 decks1.34K decks
-5%synergy
Resurgent Belief
15%inclusion196 decks1.34K decks
13%synergy
Time Wipe
12%inclusion163 decks1.34K decks
5%synergy
Idyllic Tutor
11%inclusion152 decks1.34K decks
7%synergy
Damn
11%inclusion142 decks1.34K decks
-10%synergy
Replenish
10%inclusion135 decks1.34K decks
8%synergy
Space-Time Anomaly
9.3%inclusion29 decks313 decks
8%synergy
Supreme Verdict
8.7%inclusion116 decks1.34K decks
-6%synergy
Glimpse the Unthinkable
8.5%inclusion113 decks1.34K decks
8%synergy
Ponder
7.9%inclusion106 decks1.34K decks
-1%synergy
Imperial Seal
7.3%inclusion97 decks1.34K decks
0%synergy
Demonic Counsel
7.1%inclusion95 decks1.34K decks
6%synergy
Unmarked Grave
6.7%inclusion90 decks1.34K decks
5%synergy
Brilliant Restoration
6.6%inclusion88 decks1.34K decks
5%synergy
Farewell
6.4%inclusion85 decks1.34K decks
-6%synergy
Austere Command
6.2%inclusion83 decks1.34K decks
-3%synergy
Blasphemous Edict
6.0%inclusion50 decks829 decks
3%synergy
Buried Alive
5.2%inclusion70 decks1.34K decks
1%synergy
Lively Dirge
5.2%inclusion69 decks1.34K decks
4%synergy
Utility Artifacts
Mesmeric Orb
18%inclusion241 decks1.34K decks
17%synergy
Cloud Key
14%inclusion186 decks1.34K decks
11%synergy
The One Ring
10%inclusion138 decks1.34K decks
-3%synergy
Lightning Greaves
10%inclusion137 decks1.34K decks
-12%synergy
Wishclaw Talisman
8.3%inclusion111 decks1.34K decks
0%synergy
Keys to the House
8.1%inclusion108 decks1.33K decks
8%synergy
Wayfarer's Bauble
5.8%inclusion77 decks1.34K decks
-2%synergy
Swiftfoot Boots
5.0%inclusion67 decks1.34K decks
-19%synergy
Enchantments
Sigil of the Empty Throne
45%inclusion607 decks1.34K decks
40%synergy
Propaganda
45%inclusion602 decks1.34K decks
18%synergy
Starfield of Nyx
42%inclusion558 decks1.34K decks
38%synergy
Grasp of Fate
41%inclusion546 decks1.34K decks
35%synergy
Cemetery Tampering
40%inclusion536 decks1.34K decks
39%synergy
Ghostly Prison
39%inclusion526 decks1.34K decks
17%synergy
Blind Obedience
39%inclusion516 decks1.34K decks
26%synergy
Seal of Cleansing
36%inclusion479 decks1.34K decks
34%synergy
Defiled Crypt // Cadaver Lab
35%inclusion462 decks1.33K decks
34%synergy
Amphibian Downpour
32%inclusion432 decks1.34K decks
28%synergy
Cacophony Unleashed
32%inclusion430 decks1.34K decks
30%synergy
Estrid's Invocation
31%inclusion413 decks1.34K decks
26%synergy
Polluted Cistern // Dim Oubliette
30%inclusion404 decks1.33K decks
30%synergy
Shark Typhoon
30%inclusion400 decks1.34K decks
24%synergy
Monologue Tax
29%inclusion391 decks1.34K decks
23%synergy
Dance of the Dead
29%inclusion383 decks1.34K decks
26%synergy
Darksteel Mutation
28%inclusion377 decks1.34K decks
22%synergy
Hallowed Haunting
24%inclusion325 decks1.34K decks
22%synergy
The Tale of Tamiyo
22%inclusion300 decks1.34K decks
22%synergy
Greater Auramancy
22%inclusion289 decks1.34K decks
17%synergy
All That Glitters
21%inclusion287 decks1.34K decks
13%synergy
Stillness in Motion
21%inclusion92 decks432 decks
21%synergy
Mirror Room // Fractured Realm
21%inclusion284 decks1.34K decks
19%synergy
Restricted Office // Lecture Hall
21%inclusion279 decks1.34K decks
19%synergy
Out of the Tombs
21%inclusion275 decks1.34K decks
20%synergy
The Meathook Massacre
20%inclusion270 decks1.34K decks
17%synergy
Black Market Connections
20%inclusion265 decks1.34K decks
5%synergy
Extravagant Replication
20%inclusion264 decks1.34K decks
15%synergy
Copy Enchantment
20%inclusion263 decks1.34K decks
15%synergy
Imprisoned in the Moon
19%inclusion258 decks1.34K decks
13%synergy
Cramped Vents // Access Maze
19%inclusion253 decks1.34K decks
16%synergy
Ethereal Armor
19%inclusion252 decks1.34K decks
14%synergy
Dazzling Theater // Prop Room
19%inclusion248 decks1.33K decks
17%synergy
Phyrexian Arena
18%inclusion245 decks1.34K decks
4%synergy
Court of Cunning
18%inclusion240 decks1.34K decks
17%synergy
Bottomless Pool // Locker Room
18%inclusion239 decks1.34K decks
16%synergy
Touch the Spirit Realm
17%inclusion232 decks1.34K decks
15%synergy
Seal of Removal
17%inclusion232 decks1.34K decks
17%synergy
Timely Ward
17%inclusion230 decks1.34K decks
12%synergy
Central Elevator // Promising Stairs
17%inclusion226 decks1.34K decks
16%synergy
Meat Locker // Drowned Diner
17%inclusion220 decks1.31K decks
16%synergy
Underwater Tunnel // Slimy Aquarium
17%inclusion223 decks1.33K decks
16%synergy
Derelict Attic // Widow's Walk
15%inclusion200 decks1.32K decks
15%synergy
The Eldest Reborn
15%inclusion196 decks1.34K decks
12%synergy
Secrets of the Dead
15%inclusion195 decks1.34K decks
14%synergy
Leyline of Anticipation
14%inclusion191 decks1.34K decks
10%synergy
Sheltered by Ghosts
14%inclusion188 decks1.34K decks
12%synergy
Trouble in Pairs
13%inclusion176 decks1.34K decks
8%synergy
Aura of Silence
13%inclusion174 decks1.34K decks
10%synergy
Static Prison
13%inclusion174 decks1.34K decks
13%synergy
Battles
Invasion of Theros
10%inclusion139 decks1.34K decks
9%synergy
Planeswalkers
Teferi, Time Raveler
8.5%inclusion114 decks1.34K decks
0%synergy
Utility Lands
Hall of Heliod's Generosity
64%inclusion851 decks1.34K decks
51%synergy
Bojuka Bog
40%inclusion539 decks1.34K decks
13%synergy
Otawara, Soaring City
24%inclusion320 decks1.34K decks
5%synergy
Reliquary Tower
16%inclusion213 decks1.34K decks
-18%synergy
Takenuma, Abandoned Mire
15%inclusion195 decks1.34K decks
8%synergy
Cephalid Coliseum
12%inclusion163 decks1.34K decks
9%synergy
Urborg, Tomb of Yawgmoth
12%inclusion161 decks1.34K decks
-1%synergy
Halimar Depths
11%inclusion150 decks1.34K decks
6%synergy
Serra's Sanctum
11%inclusion144 decks1.34K decks
9%synergy
Urza's Saga
10%inclusion135 decks1.34K decks
-2%synergy
Emergence Zone
6.5%inclusion87 decks1.34K decks
4%synergy
Nephalia Drownyard
5.2%inclusion69 decks1.34K decks
5%synergy
Mana Artifacts
Arcane Signet
89%inclusion1.19K decks1.34K decks
2%synergy
Sol Ring
89%inclusion1.19K decks1.34K decks
-1%synergy
Talisman of Dominance
53%inclusion704 decks1.34K decks
3%synergy
Talisman of Progress
49%inclusion659 decks1.34K decks
6%synergy
Talisman of Hierarchy
44%inclusion594 decks1.34K decks
1%synergy
Azorius Signet
37%inclusion488 decks1.34K decks
5%synergy
Orzhov Signet
35%inclusion461 decks1.34K decks
1%synergy
Fellwar Stone
32%inclusion427 decks1.34K decks
-2%synergy
Dimir Signet
25%inclusion332 decks1.34K decks
-7%synergy
Mind Stone
16%inclusion211 decks1.34K decks
3%synergy
Commander's Sphere
12%inclusion156 decks1.34K decks
-7%synergy
Mana Vault
11%inclusion149 decks1.34K decks
2%synergy
Lotus Petal
10%inclusion137 decks1.34K decks
0%synergy
Chrome Mox
10%inclusion128 decks1.34K decks
0%synergy
Mox Diamond
7.8%inclusion104 decks1.34K decks
1%synergy
Mox Opal
7.3%inclusion97 decks1.34K decks
-1%synergy
Chromatic Lantern
6.7%inclusion90 decks1.34K decks
-6%synergy
Lion's Eye Diamond
6.6%inclusion88 decks1.34K decks
4%synergy
Thought Vessel
5.5%inclusion73 decks1.34K decks
-19%synergy
Lands
Command Tower
93%inclusion1.25K decks1.34K decks
1%synergy
Island
93%inclusion1.24K decks1.34K decks
0%synergy
Swamp
92%inclusion1.22K decks1.34K decks
0%synergy
Plains
91%inclusion1.22K decks1.34K decks
-1%synergy
Arcane Sanctum
54%inclusion727 decks1.34K decks
0%synergy
Hallowed Fountain
54%inclusion727 decks1.34K decks
4%synergy
Godless Shrine
54%inclusion720 decks1.34K decks
3%synergy
Watery Grave
53%inclusion714 decks1.34K decks
3%synergy
Exotic Orchard
51%inclusion685 decks1.34K decks
-7%synergy
Caves of Koilos
51%inclusion683 decks1.34K decks
16%synergy
Adarkar Wastes
49%inclusion654 decks1.34K decks
17%synergy
Flooded Strand
47%inclusion631 decks1.34K decks
9%synergy
Polluted Delta
46%inclusion618 decks1.34K decks
9%synergy
Underground River
46%inclusion613 decks1.34K decks
12%synergy
Marsh Flats
44%inclusion583 decks1.34K decks
7%synergy
Raffine's Tower
44%inclusion582 decks1.34K decks
3%synergy
Sea of Clouds
41%inclusion544 decks1.34K decks
5%synergy
Morphic Pool
39%inclusion520 decks1.34K decks
5%synergy
Vault of Champions
38%inclusion513 decks1.34K decks
6%synergy
Valgavoth's Lair
35%inclusion474 decks1.34K decks
33%synergy
Undercity Sewers
34%inclusion459 decks1.34K decks
20%synergy
Glacial Fortress
34%inclusion456 decks1.34K decks
-7%synergy
Isolated Chapel
34%inclusion452 decks1.34K decks
-6%synergy
Meticulous Archive
32%inclusion422 decks1.34K decks
18%synergy
Shadowy Backstreet
31%inclusion420 decks1.34K decks
19%synergy
Drowned Catacomb
29%inclusion384 decks1.34K decks
-8%synergy
Temple of Enlightenment
25%inclusion336 decks1.34K decks
9%synergy
Temple of Silence
24%inclusion321 decks1.34K decks
5%synergy
Evolving Wilds
24%inclusion319 decks1.34K decks
-1%synergy
Terramorphic Expanse
24%inclusion318 decks1.34K decks
7%synergy
Obscura Storefront
24%inclusion317 decks1.34K decks
14%synergy
Prairie Stream
23%inclusion312 decks1.34K decks
-17%synergy
Temple of Deceit
23%inclusion303 decks1.34K decks
5%synergy
Sunken Hollow
22%inclusion290 decks1.34K decks
-18%synergy
Azorius Chancery
21%inclusion287 decks1.34K decks
7%synergy
Deserted Beach
21%inclusion274 decks1.34K decks
0%synergy
Contaminated Landscape
20%inclusion271 decks1.34K decks
6%synergy
Dimir Aqueduct
20%inclusion268 decks1.34K decks
7%synergy
Tainted Field
20%inclusion263 decks1.34K decks
13%synergy
Floodfarm Verge
20%inclusion262 decks1.34K decks
8%synergy
Orzhov Basilica
19%inclusion256 decks1.34K decks
4%synergy
Gloomlake Verge
19%inclusion255 decks1.34K decks
8%synergy
Shipwreck Marsh
19%inclusion254 decks1.34K decks
-2%synergy
Tainted Isle
19%inclusion253 decks1.34K decks
13%synergy
Scrubland
16%inclusion219 decks1.34K decks
0%synergy
Tundra
16%inclusion215 decks1.34K decks
0%synergy
Underground Sea
16%inclusion211 decks1.34K decks
0%synergy
City of Brass
15%inclusion198 decks1.34K decks
0%synergy
Bloodstained Mire
14%inclusion184 decks1.34K decks
3%synergy
Scalding Tarn
13%inclusion175 decks1.34K decks
2%synergy