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
4.5%inclusion7 decks156 decks
4%synergy
Twilight Diviner
3.2%inclusion5 decks156 decks
2%synergy
Mornsong Aria
1.8%inclusion3 decks164 decks
1%synergy
Paramecia Coloniex
1.1%inclusion1 decks88 decks
1%synergy
Retro-Mutation
1.1%inclusion1 decks89 decks
1%synergy
High Synergy Cards
Inquisitive Glimmer
77%inclusion1.04K decks1.36K decks
69%synergy
Ripples of Undeath
68%inclusion928 decks1.36K decks
66%synergy
Entity Tracker
67%inclusion907 decks1.36K decks
60%synergy
Mesa Enchantress
69%inclusion939 decks1.36K decks
60%synergy
Starfield Mystic
65%inclusion888 decks1.36K decks
59%synergy
Demon of Fate's Design
62%inclusion845 decks1.36K decks
57%synergy
Gravebreaker Lamia
57%inclusion779 decks1.36K decks
56%synergy
Fear of Sleep Paralysis
59%inclusion806 decks1.36K decks
54%synergy
Animate Dead
63%inclusion859 decks1.36K decks
54%synergy
Dress Down
55%inclusion744 decks1.36K decks
52%synergy
Top Cards
Doomwake Giant
58%inclusion783 decks1.36K decks
52%synergy
Swords to Plowshares
57%inclusion771 decks1.36K decks
-11%synergy
Mystic Remora
56%inclusion764 decks1.36K decks
35%synergy
Sphere of Safety
52%inclusion710 decks1.36K decks
43%synergy
Secret Arcade // Dusty Parlor
52%inclusion709 decks1.36K decks
47%synergy
Scrabbling Skullcrab
51%inclusion698 decks1.36K decks
50%synergy
Ondu Spiritdancer
50%inclusion680 decks1.36K decks
44%synergy
Mirrormade
49%inclusion673 decks1.36K decks
40%synergy
Necromancy
49%inclusion662 decks1.36K decks
44%synergy
Overlord of the Floodpits
48%inclusion656 decks1.36K decks
45%synergy
Game Changers
Smothering Tithe
51%inclusion698 decks1.36K decks
20%synergy
Rhystic Study
43%inclusion585 decks1.36K decks
12%synergy
Enlightened Tutor
27%inclusion370 decks1.36K decks
8%synergy
Demonic Tutor
18%inclusion242 decks1.36K decks
-3%synergy
Cyclonic Rift
17%inclusion237 decks1.36K decks
-6%synergy
Vampiric Tutor
16%inclusion215 decks1.36K decks
-1%synergy
Fierce Guardianship
16%inclusion212 decks1.36K decks
-5%synergy
Ancient Tomb
15%inclusion204 decks1.36K decks
2%synergy
Thassa's Oracle
15%inclusion202 decks1.36K decks
6%synergy
Necropotence
14%inclusion187 decks1.36K decks
7%synergy
Creatures
Overlord of the Balemurk
47%inclusion635 decks1.36K decks
45%synergy
Victor, Valgavoth's Seneschal
46%inclusion619 decks1.36K decks
44%synergy
Zur, Eternal Schemer
43%inclusion590 decks1.36K decks
40%synergy
Ghostly Dancers
40%inclusion547 decks1.36K decks
38%synergy
Fear of Impostors
40%inclusion542 decks1.36K decks
38%synergy
Soaring Lightbringer
33%inclusion444 decks1.36K decks
28%synergy
Heliod, the Radiant Dawn
32%inclusion436 decks1.36K decks
28%synergy
Enduring Curiosity
32%inclusion435 decks1.36K decks
24%synergy
Silent Hallcreeper
32%inclusion433 decks1.36K decks
27%synergy
Grim Guardian
29%inclusion391 decks1.36K decks
26%synergy
Archon of Sun's Grace
28%inclusion382 decks1.36K decks
24%synergy
Zur the Enchanter
27%inclusion370 decks1.36K decks
22%synergy
Aminatou, Veil Piercer
25%inclusion335 decks1.36K decks
23%synergy
Moon-Blessed Cleric
22%inclusion301 decks1.36K decks
17%synergy
Mindwrack Harpy
20%inclusion276 decks1.36K decks
20%synergy
Abdel Adrian, Gorion's Ward
20%inclusion270 decks1.36K decks
18%synergy
Overlord of the Mistmoors
19%inclusion254 decks1.36K decks
17%synergy
Esper Sentinel
18%inclusion251 decks1.36K decks
-9%synergy
Athreos, Shroud-Veiled
18%inclusion251 decks1.36K decks
14%synergy
Ancient Cellarspawn
17%inclusion231 decks1.36K decks
14%synergy
Alseid of Life's Bounty
16%inclusion221 decks1.36K decks
15%synergy
Gremlin Tamer
15%inclusion202 decks1.36K decks
14%synergy
Lotho, Corrupt Shirriff
15%inclusion201 decks1.36K decks
-2%synergy
Spirited Companion
15%inclusion201 decks1.36K decks
13%synergy
Archetype of Imagination
14%inclusion197 decks1.36K decks
10%synergy
Sage of Mysteries
14%inclusion196 decks1.36K decks
14%synergy
Grand Abolisher
13%inclusion183 decks1.36K decks
-1%synergy
Skullsnap Nuisance
13%inclusion181 decks1.36K decks
13%synergy
Nashi, Searcher in the Dark
13%inclusion179 decks1.36K decks
13%synergy
Balemurk Leech
13%inclusion178 decks1.36K decks
12%synergy
Valley Floodcaller
13%inclusion171 decks1.36K decks
9%synergy
Hullbreaker Horror
11%inclusion154 decks1.36K decks
5%synergy
Fear of Infinity
11%inclusion146 decks1.36K decks
10%synergy
Starnheim Courser
10%inclusion141 decks1.36K decks
7%synergy
Orcish Bowmasters
10%inclusion134 decks1.36K decks
-1%synergy
Voice of Victory
10%inclusion45 decks465 decks
1%synergy
Displacer Kitten
10%inclusion131 decks1.36K decks
3%synergy
Stenn, Paranoid Partisan
9.4%inclusion128 decks1.36K decks
8%synergy
Wan Shi Tong, Librarian
9.2%inclusion22 decks239 decks
4%synergy
Summon: Yojimbo
9.1%inclusion37 decks406 decks
8%synergy
Nightmare Shepherd
8.5%inclusion115 decks1.36K decks
6%synergy
Ledger Shredder
8.3%inclusion113 decks1.36K decks
0%synergy
Auramancer
7.9%inclusion107 decks1.36K decks
5%synergy
Hedron Crab
7.3%inclusion99 decks1.36K decks
7%synergy
Ranger-Captain of Eos
7.3%inclusion99 decks1.36K decks
1%synergy
Lurrus of the Dream-Den
7.1%inclusion96 decks1.36K decks
6%synergy
Enduring Tenacity
6.7%inclusion91 decks1.36K decks
-1%synergy
Witch Enchanter
6.5%inclusion89 decks1.36K decks
0%synergy
Emet-Selch of the Third Seat
6.1%inclusion25 decks407 decks
-3%synergy
Fear of Surveillance
6.1%inclusion83 decks1.36K decks
6%synergy
Instants
Entomb
33%inclusion449 decks1.36K decks
26%synergy
Path to Exile
31%inclusion417 decks1.36K decks
-12%synergy
Counterspell
30%inclusion410 decks1.36K decks
-11%synergy
Arcane Denial
29%inclusion399 decks1.36K decks
9%synergy
Dark Ritual
24%inclusion327 decks1.36K decks
4%synergy
An Offer You Can't Refuse
23%inclusion317 decks1.36K decks
-4%synergy
Void Rend
20%inclusion267 decks1.36K decks
-15%synergy
Thirst for Meaning
18%inclusion245 decks1.36K decks
17%synergy
Swan Song
17%inclusion233 decks1.36K decks
-3%synergy
Dovin's Veto
15%inclusion205 decks1.36K decks
-11%synergy
Frantic Search
14%inclusion186 decks1.36K decks
-4%synergy
Inkshield
13%inclusion178 decks1.36K decks
4%synergy
Mana Drain
12%inclusion169 decks1.36K decks
-5%synergy
Otherworldly Gaze
12%inclusion169 decks1.36K decks
10%synergy
Sink into Stupor
12%inclusion167 decks1.36K decks
0%synergy
Force of Will
11%inclusion151 decks1.36K decks
-1%synergy
Silence
11%inclusion147 decks1.36K decks
1%synergy
Anguished Unmaking
10%inclusion138 decks1.36K decks
-15%synergy
Force of Negation
10%inclusion137 decks1.36K decks
-2%synergy
Negate
9.5%inclusion129 decks1.36K decks
-7%synergy
Brainstorm
9.2%inclusion125 decks1.36K decks
-8%synergy
Flusterstorm
9.2%inclusion125 decks1.36K decks
1%synergy
Demonic Consultation
9.0%inclusion123 decks1.36K decks
1%synergy
Tainted Pact
8.9%inclusion121 decks1.36K decks
2%synergy
Intuition
8.9%inclusion121 decks1.36K decks
7%synergy
Teferi's Protection
8.6%inclusion117 decks1.36K decks
-8%synergy
Borne Upon a Wind
8.5%inclusion116 decks1.36K decks
4%synergy
Fell the Profane
8.2%inclusion112 decks1.36K decks
-1%synergy
Mystical Tutor
8.2%inclusion112 decks1.36K decks
-3%synergy
Cabal Ritual
7.7%inclusion105 decks1.36K decks
4%synergy
Mindbreak Trap
7.6%inclusion104 decks1.36K decks
1%synergy
Mental Misstep
7.5%inclusion102 decks1.36K decks
1%synergy
Pact of Negation
7.2%inclusion98 decks1.36K decks
0%synergy
Generous Gift
6.2%inclusion84 decks1.36K decks
-8%synergy
Gifts Ungiven
6.0%inclusion81 decks1.36K decks
3%synergy
Utter End
5.1%inclusion70 decks1.36K decks
-1%synergy
Sorceries
Sevinne's Reclamation
41%inclusion562 decks1.36K decks
32%synergy
Redress Fate
41%inclusion554 decks1.36K decks
35%synergy
Extinguish All Hope
23%inclusion319 decks1.36K decks
22%synergy
Windfall
23%inclusion317 decks1.36K decks
10%synergy
Dance of the Manse
22%inclusion303 decks1.36K decks
19%synergy
Reanimate
20%inclusion270 decks1.36K decks
4%synergy
Singularity Rupture
16%inclusion56 decks351 decks
14%synergy
Resurgent Belief
15%inclusion201 decks1.36K decks
13%synergy
Toxic Deluge
15%inclusion201 decks1.36K decks
-5%synergy
Time Wipe
12%inclusion163 decks1.36K decks
5%synergy
Idyllic Tutor
11%inclusion153 decks1.36K decks
7%synergy
Damn
11%inclusion147 decks1.36K decks
-10%synergy
Replenish
10%inclusion138 decks1.36K decks
8%synergy
Space-Time Anomaly
9.4%inclusion32 decks341 decks
8%synergy
Supreme Verdict
8.6%inclusion117 decks1.36K decks
-6%synergy
Glimpse the Unthinkable
8.5%inclusion115 decks1.36K decks
8%synergy
Ponder
7.9%inclusion108 decks1.36K decks
-1%synergy
Imperial Seal
7.3%inclusion99 decks1.36K decks
0%synergy
Demonic Counsel
7.1%inclusion96 decks1.36K decks
6%synergy
Unmarked Grave
6.7%inclusion91 decks1.36K decks
5%synergy
Brilliant Restoration
6.5%inclusion88 decks1.36K decks
5%synergy
Farewell
6.3%inclusion86 decks1.36K decks
-6%synergy
Austere Command
6.3%inclusion85 decks1.36K decks
-3%synergy
Blasphemous Edict
5.9%inclusion50 decks853 decks
3%synergy
Buried Alive
5.1%inclusion70 decks1.36K decks
1%synergy
Lively Dirge
5.1%inclusion69 decks1.36K decks
4%synergy
Utility Artifacts
Mesmeric Orb
18%inclusion245 decks1.36K decks
17%synergy
Cloud Key
14%inclusion190 decks1.36K decks
11%synergy
The One Ring
10%inclusion138 decks1.36K decks
-3%synergy
Lightning Greaves
10%inclusion136 decks1.36K decks
-13%synergy
Wishclaw Talisman
8.4%inclusion114 decks1.36K decks
0%synergy
Keys to the House
8.3%inclusion112 decks1.35K decks
8%synergy
Wayfarer's Bauble
5.7%inclusion77 decks1.36K decks
-2%synergy
Swiftfoot Boots
5.0%inclusion68 decks1.36K decks
-19%synergy
Enchantments
Sigil of the Empty Throne
45%inclusion611 decks1.36K decks
39%synergy
Propaganda
45%inclusion607 decks1.36K decks
17%synergy
Starfield of Nyx
41%inclusion563 decks1.36K decks
37%synergy
Grasp of Fate
40%inclusion550 decks1.36K decks
34%synergy
Cemetery Tampering
40%inclusion542 decks1.36K decks
39%synergy
Ghostly Prison
39%inclusion531 decks1.36K decks
17%synergy
Blind Obedience
38%inclusion519 decks1.36K decks
26%synergy
Seal of Cleansing
36%inclusion485 decks1.36K decks
34%synergy
Defiled Crypt // Cadaver Lab
34%inclusion464 decks1.35K decks
34%synergy
Cacophony Unleashed
32%inclusion438 decks1.36K decks
30%synergy
Amphibian Downpour
32%inclusion438 decks1.36K decks
28%synergy
Estrid's Invocation
31%inclusion418 decks1.36K decks
26%synergy
Polluted Cistern // Dim Oubliette
30%inclusion408 decks1.36K decks
30%synergy
Shark Typhoon
29%inclusion400 decks1.36K decks
24%synergy
Monologue Tax
29%inclusion395 decks1.36K decks
23%synergy
Dance of the Dead
29%inclusion390 decks1.36K decks
26%synergy
Darksteel Mutation
28%inclusion385 decks1.36K decks
22%synergy
Hallowed Haunting
24%inclusion327 decks1.36K decks
22%synergy
The Tale of Tamiyo
23%inclusion306 decks1.36K decks
22%synergy
Stillness in Motion
21%inclusion98 decks459 decks
21%synergy
Greater Auramancy
21%inclusion290 decks1.36K decks
17%synergy
All That Glitters
21%inclusion289 decks1.36K decks
13%synergy
Mirror Room // Fractured Realm
21%inclusion289 decks1.36K decks
19%synergy
Restricted Office // Lecture Hall
21%inclusion284 decks1.36K decks
19%synergy
Out of the Tombs
20%inclusion276 decks1.36K decks
20%synergy
Extravagant Replication
20%inclusion270 decks1.36K decks
15%synergy
The Meathook Massacre
20%inclusion269 decks1.36K decks
16%synergy
Copy Enchantment
20%inclusion267 decks1.36K decks
15%synergy
Black Market Connections
19%inclusion263 decks1.36K decks
5%synergy
Imprisoned in the Moon
19%inclusion262 decks1.36K decks
13%synergy
Ethereal Armor
19%inclusion259 decks1.36K decks
14%synergy
Dazzling Theater // Prop Room
19%inclusion255 decks1.35K decks
17%synergy
Cramped Vents // Access Maze
19%inclusion255 decks1.36K decks
16%synergy
Bottomless Pool // Locker Room
18%inclusion244 decks1.36K decks
16%synergy
Phyrexian Arena
18%inclusion244 decks1.36K decks
4%synergy
Court of Cunning
18%inclusion241 decks1.36K decks
17%synergy
Seal of Removal
17%inclusion237 decks1.36K decks
17%synergy
Touch the Spirit Realm
17%inclusion234 decks1.36K decks
15%synergy
Timely Ward
17%inclusion234 decks1.36K decks
12%synergy
Central Elevator // Promising Stairs
17%inclusion233 decks1.36K decks
16%synergy
Meat Locker // Drowned Diner
17%inclusion224 decks1.33K decks
16%synergy
Underwater Tunnel // Slimy Aquarium
17%inclusion226 decks1.35K decks
16%synergy
Derelict Attic // Widow's Walk
15%inclusion202 decks1.34K decks
15%synergy
Secrets of the Dead
15%inclusion198 decks1.36K decks
14%synergy
Sheltered by Ghosts
15%inclusion198 decks1.36K decks
12%synergy
The Eldest Reborn
14%inclusion195 decks1.36K decks
12%synergy
Leyline of Anticipation
14%inclusion195 decks1.36K decks
10%synergy
Trouble in Pairs
13%inclusion178 decks1.36K decks
8%synergy
Funeral Room // Awakening Hall
13%inclusion177 decks1.36K decks
12%synergy
Static Prison
13%inclusion177 decks1.36K decks
13%synergy
Battles
Invasion of Theros
10%inclusion139 decks1.36K decks
8%synergy
Planeswalkers
Teferi, Time Raveler
8.5%inclusion115 decks1.36K decks
0%synergy
Utility Lands
Hall of Heliod's Generosity
63%inclusion862 decks1.36K decks
50%synergy
Bojuka Bog
40%inclusion540 decks1.36K decks
13%synergy
Otawara, Soaring City
24%inclusion325 decks1.36K decks
5%synergy
Reliquary Tower
16%inclusion214 decks1.36K decks
-18%synergy
Takenuma, Abandoned Mire
14%inclusion197 decks1.36K decks
8%synergy
Cephalid Coliseum
12%inclusion165 decks1.36K decks
9%synergy
Urborg, Tomb of Yawgmoth
12%inclusion162 decks1.36K decks
-1%synergy
Halimar Depths
11%inclusion152 decks1.36K decks
6%synergy
Serra's Sanctum
11%inclusion148 decks1.36K decks
9%synergy
Urza's Saga
10%inclusion137 decks1.36K decks
-2%synergy
Emergence Zone
6.5%inclusion88 decks1.36K decks
4%synergy
Nephalia Drownyard
5.1%inclusion69 decks1.36K decks
5%synergy
Mana Artifacts
Arcane Signet
89%inclusion1.21K decks1.36K decks
1%synergy
Sol Ring
88%inclusion1.20K decks1.36K decks
-2%synergy
Talisman of Dominance
52%inclusion709 decks1.36K decks
2%synergy
Talisman of Progress
49%inclusion665 decks1.36K decks
5%synergy
Talisman of Hierarchy
44%inclusion599 decks1.36K decks
0%synergy
Azorius Signet
36%inclusion496 decks1.36K decks
6%synergy
Orzhov Signet
34%inclusion466 decks1.36K decks
1%synergy
Fellwar Stone
32%inclusion435 decks1.36K decks
-1%synergy
Dimir Signet
25%inclusion336 decks1.36K decks
-6%synergy
Mind Stone
16%inclusion211 decks1.36K decks
3%synergy
Commander's Sphere
11%inclusion155 decks1.36K decks
-7%synergy
Mana Vault
11%inclusion150 decks1.36K decks
2%synergy
Lotus Petal
10%inclusion141 decks1.36K decks
0%synergy
Chrome Mox
10%inclusion131 decks1.36K decks
0%synergy
Mox Diamond
7.8%inclusion106 decks1.36K decks
1%synergy
Mox Opal
7.3%inclusion99 decks1.36K decks
-1%synergy
Chromatic Lantern
6.6%inclusion90 decks1.36K decks
-6%synergy
Lion's Eye Diamond
6.6%inclusion90 decks1.36K decks
5%synergy
Thought Vessel
5.4%inclusion73 decks1.36K decks
-19%synergy
Lands
Command Tower
93%inclusion1.27K decks1.36K decks
1%synergy
Island
93%inclusion1.26K decks1.36K decks
0%synergy
Swamp
92%inclusion1.25K decks1.36K decks
0%synergy
Plains
91%inclusion1.24K decks1.36K decks
-1%synergy
Hallowed Fountain
55%inclusion742 decks1.36K decks
4%synergy
Arcane Sanctum
54%inclusion740 decks1.36K decks
0%synergy
Godless Shrine
54%inclusion735 decks1.36K decks
3%synergy
Watery Grave
53%inclusion727 decks1.36K decks
3%synergy
Exotic Orchard
51%inclusion699 decks1.36K decks
-7%synergy
Caves of Koilos
51%inclusion696 decks1.36K decks
16%synergy
Adarkar Wastes
49%inclusion670 decks1.36K decks
18%synergy
Flooded Strand
47%inclusion642 decks1.36K decks
9%synergy
Polluted Delta
46%inclusion629 decks1.36K decks
9%synergy
Underground River
46%inclusion624 decks1.36K decks
12%synergy
Raffine's Tower
44%inclusion593 decks1.36K decks
3%synergy
Marsh Flats
44%inclusion593 decks1.36K decks
8%synergy
Sea of Clouds
40%inclusion549 decks1.36K decks
5%synergy
Morphic Pool
39%inclusion525 decks1.36K decks
5%synergy
Vault of Champions
38%inclusion519 decks1.36K decks
6%synergy
Valgavoth's Lair
36%inclusion485 decks1.36K decks
33%synergy
Isolated Chapel
34%inclusion466 decks1.36K decks
-6%synergy
Glacial Fortress
34%inclusion465 decks1.36K decks
-7%synergy
Undercity Sewers
34%inclusion465 decks1.36K decks
20%synergy
Meticulous Archive
31%inclusion428 decks1.36K decks
18%synergy
Shadowy Backstreet
31%inclusion426 decks1.36K decks
19%synergy
Drowned Catacomb
29%inclusion392 decks1.36K decks
-8%synergy
Temple of Enlightenment
25%inclusion340 decks1.36K decks
9%synergy
Temple of Silence
24%inclusion324 decks1.36K decks
5%synergy
Terramorphic Expanse
24%inclusion323 decks1.36K decks
8%synergy
Obscura Storefront
24%inclusion321 decks1.36K decks
14%synergy
Evolving Wilds
24%inclusion321 decks1.36K decks
-1%synergy
Prairie Stream
24%inclusion320 decks1.36K decks
-17%synergy
Temple of Deceit
23%inclusion306 decks1.36K decks
5%synergy
Sunken Hollow
22%inclusion298 decks1.36K decks
-18%synergy
Azorius Chancery
22%inclusion293 decks1.36K decks
8%synergy
Contaminated Landscape
20%inclusion277 decks1.36K decks
6%synergy
Deserted Beach
20%inclusion277 decks1.36K decks
0%synergy
Floodfarm Verge
20%inclusion276 decks1.36K decks
9%synergy
Dimir Aqueduct
20%inclusion273 decks1.36K decks
7%synergy
Tainted Field
20%inclusion268 decks1.36K decks
13%synergy
Gloomlake Verge
19%inclusion265 decks1.36K decks
8%synergy
Orzhov Basilica
19%inclusion261 decks1.36K decks
4%synergy
Tainted Isle
19%inclusion257 decks1.36K decks
13%synergy
Shipwreck Marsh
19%inclusion257 decks1.36K decks
-2%synergy
Scrubland
16%inclusion224 decks1.36K decks
1%synergy
Tundra
16%inclusion220 decks1.36K decks
0%synergy
Underground Sea
16%inclusion216 decks1.36K decks
0%synergy
City of Brass
15%inclusion202 decks1.36K decks
0%synergy
Bloodstained Mire
14%inclusion185 decks1.36K decks
3%synergy
Scalding Tarn
13%inclusion176 decks1.36K decks
2%synergy