The Master of Keys (Commander) - Budget Optimized Control

The Master of Keys
Rank #303
3decks
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.
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Commander Spellbook
Moxfield
Scryfall
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Creatures
Instants
Sorceries
Utility Artifacts
Enchantments
Utility Lands
Mana Artifacts
Lands
Back to Top
Gifts Ungiven
67%inclusion2 decks3 decks
64%synergy
Narset, Parter of Veils
33%inclusion1 decks3 decks
30%synergy
Notion Thief
33%inclusion1 decks3 decks
27%synergy
Creatures
Entity Tracker
100%inclusion3 decks3 decks
94%synergy
Scrabbling Skullcrab
67%inclusion2 decks3 decks
66%synergy
Lurrus of the Dream-Den
67%inclusion2 decks3 decks
65%synergy
Hedron Crab
67%inclusion2 decks3 decks
66%synergy
Leonin Relic-Warder
67%inclusion2 decks3 decks
66%synergy
Warehouse Tabby
67%inclusion2 decks3 decks
67%synergy
Laboratory Maniac
67%inclusion2 decks3 decks
63%synergy
Abdel Adrian, Gorion's Ward
67%inclusion2 decks3 decks
65%synergy
Ghostly Pilferer
67%inclusion2 decks3 decks
59%synergy
Exhibition Tidecaller
50%inclusion1 decks2 decks
49%synergy
Starnheim Courser
33%inclusion1 decks3 decks
30%synergy
Hoarding Broodlord
33%inclusion1 decks3 decks
32%synergy
Starfield Mystic
33%inclusion1 decks3 decks
27%synergy
Gravebreaker Lamia
33%inclusion1 decks3 decks
32%synergy
Hanna, Ship's Navigator
33%inclusion1 decks3 decks
31%synergy
Archon of Sun's Grace
33%inclusion1 decks3 decks
29%synergy
Inquisitive Glimmer
33%inclusion1 decks3 decks
26%synergy
Heliod, God of the Sun
33%inclusion1 decks3 decks
32%synergy
Malevolent Hermit
33%inclusion1 decks3 decks
33%synergy
Demon of Fate's Design
33%inclusion1 decks3 decks
28%synergy
Hydroelectric Specimen
33%inclusion1 decks3 decks
30%synergy
Fear of Impostors
33%inclusion1 decks3 decks
32%synergy
Thassa, God of the Sea
33%inclusion1 decks3 decks
32%synergy
Silent Hallcreeper
33%inclusion1 decks3 decks
29%synergy
Mesa Enchantress
33%inclusion1 decks3 decks
25%synergy
Athreos, Shroud-Veiled
33%inclusion1 decks3 decks
29%synergy
Spirited Companion
33%inclusion1 decks3 decks
32%synergy
Enduring Curiosity
33%inclusion1 decks3 decks
25%synergy
Fear of Sleep Paralysis
33%inclusion1 decks3 decks
28%synergy
Nashi, Searcher in the Dark
33%inclusion1 decks3 decks
33%synergy
Nightmare Shepherd
33%inclusion1 decks3 decks
31%synergy
Doomwake Giant
33%inclusion1 decks3 decks
28%synergy
Aminatou, Veil Piercer
33%inclusion1 decks3 decks
32%synergy
Heliod, the Radiant Dawn
33%inclusion1 decks3 decks
30%synergy
Ghostly Dancers
33%inclusion1 decks3 decks
31%synergy
Aegis of the Gods
33%inclusion1 decks3 decks
32%synergy
Zur, Eternal Schemer
33%inclusion1 decks3 decks
30%synergy
Hullbreaker Horror
33%inclusion1 decks3 decks
27%synergy
Aven Mindcensor
33%inclusion1 decks3 decks
31%synergy
Ledger Shredder
33%inclusion1 decks3 decks
25%synergy
Instants
Muddle the Mixture
67%inclusion2 decks3 decks
63%synergy
Shred Memory
67%inclusion2 decks3 decks
66%synergy
Frantic Search
67%inclusion2 decks3 decks
48%synergy
Dovin's Veto
67%inclusion2 decks3 decks
40%synergy
An Offer You Can't Refuse
67%inclusion2 decks3 decks
39%synergy
Negate
67%inclusion2 decks3 decks
50%synergy
Darkblast
67%inclusion2 decks3 decks
67%synergy
Delay
67%inclusion2 decks3 decks
65%synergy
Swords to Plowshares
67%inclusion2 decks3 decks
-1%synergy
Counterspell
67%inclusion2 decks3 decks
25%synergy
Path to Exile
67%inclusion2 decks3 decks
24%synergy
No More Lies
67%inclusion2 decks3 decks
65%synergy
Sacrifice
33%inclusion1 decks3 decks
33%synergy
Soul Partition
33%inclusion1 decks3 decks
33%synergy
Lim-Dûl's Vault
33%inclusion1 decks3 decks
30%synergy
Dark Ritual
33%inclusion1 decks3 decks
13%synergy
Winds of Rebuke
33%inclusion1 decks3 decks
33%synergy
Silence
33%inclusion1 decks3 decks
23%synergy
Into the Flood Maw
33%inclusion1 decks3 decks
30%synergy
Disenchant
33%inclusion1 decks3 decks
32%synergy
Mana Leak
33%inclusion1 decks3 decks
32%synergy
Saw in Half
33%inclusion1 decks3 decks
31%synergy
Sorceries
Supreme Verdict
67%inclusion2 decks3 decks
52%synergy
Lively Dirge
67%inclusion2 decks3 decks
65%synergy
Unmarked Grave
67%inclusion2 decks3 decks
65%synergy
Sevinne's Reclamation
67%inclusion2 decks3 decks
58%synergy
Demonic Counsel
67%inclusion2 decks3 decks
66%synergy
Buried Alive
67%inclusion2 decks3 decks
62%synergy
Final Parting
67%inclusion2 decks3 decks
66%synergy
Windfall
33%inclusion1 decks3 decks
20%synergy
Open the Vaults
33%inclusion1 decks3 decks
32%synergy
Peer into the Abyss
33%inclusion1 decks3 decks
31%synergy
Extinguish All Hope
33%inclusion1 decks3 decks
32%synergy
Dance of the Manse
33%inclusion1 decks3 decks
30%synergy
Utility Artifacts
Wishclaw Talisman
67%inclusion2 decks3 decks
59%synergy
Cloud Key
33%inclusion1 decks3 decks
30%synergy
Cursed Totem
33%inclusion1 decks3 decks
31%synergy
Enchantments
Amphibian Downpour
100%inclusion3 decks3 decks
95%synergy
Dress Down
100%inclusion3 decks3 decks
98%synergy
Founding the Third Path
67%inclusion2 decks3 decks
66%synergy
Grasp of Fate
67%inclusion2 decks3 decks
61%synergy
Ripples of Undeath
67%inclusion2 decks3 decks
64%synergy
Tinybones Joins Up
67%inclusion2 decks3 decks
66%synergy
Touch the Spirit Realm
67%inclusion2 decks3 decks
64%synergy
Blind Obedience
67%inclusion2 decks3 decks
55%synergy
Mirrormade
67%inclusion2 decks3 decks
57%synergy
Out of Time
67%inclusion2 decks3 decks
66%synergy
Mystic Remora
67%inclusion2 decks3 decks
46%synergy
Screams from Within
67%inclusion2 decks3 decks
67%synergy
Static Prison
67%inclusion2 decks3 decks
66%synergy
Animate Dead
67%inclusion2 decks3 decks
57%synergy
Aura of Silence
67%inclusion2 decks3 decks
64%synergy
Darksteel Mutation
33%inclusion1 decks3 decks
27%synergy
Verity Circle
33%inclusion1 decks3 decks
33%synergy
Cacophony Unleashed
33%inclusion1 decks3 decks
32%synergy
Underwater Tunnel // Slimy Aquarium
33%inclusion1 decks3 decks
33%synergy
Frogify
33%inclusion1 decks3 decks
33%synergy
Curse of Silence
33%inclusion1 decks3 decks
33%synergy
Underworld Connections
33%inclusion1 decks3 decks
33%synergy
Extravagant Replication
33%inclusion1 decks3 decks
28%synergy
Sigil of the Empty Throne
33%inclusion1 decks3 decks
28%synergy
Utter Insignificance
33%inclusion1 decks3 decks
33%synergy
Reprobation
33%inclusion1 decks3 decks
33%synergy
Deafening Silence
33%inclusion1 decks3 decks
32%synergy
Surgical Suite // Hospital Room
33%inclusion1 decks3 decks
33%synergy
Necromancy
33%inclusion1 decks3 decks
29%synergy
Estrid's Invocation
33%inclusion1 decks3 decks
29%synergy
Ichthyomorphosis
33%inclusion1 decks3 decks
33%synergy
Central Elevator // Promising Stairs
33%inclusion1 decks3 decks
33%synergy
Leyline of Anticipation
33%inclusion1 decks3 decks
29%synergy
Karmic Justice
33%inclusion1 decks3 decks
31%synergy
Witness Protection
33%inclusion1 decks3 decks
31%synergy
Seal of Cleansing
33%inclusion1 decks3 decks
32%synergy
Kasmina's Transmutation
33%inclusion1 decks3 decks
33%synergy
Monologue Tax
33%inclusion1 decks3 decks
27%synergy
Restricted Office // Lecture Hall
33%inclusion1 decks3 decks
31%synergy
Bottomless Pool // Locker Room
33%inclusion1 decks3 decks
32%synergy
Unholy Annex // Ritual Chamber
33%inclusion1 decks3 decks
33%synergy
Eaten by Piranhas
33%inclusion1 decks3 decks
32%synergy
Dazzling Theater // Prop Room
33%inclusion1 decks3 decks
32%synergy
Enchanted Evening
33%inclusion1 decks3 decks
32%synergy
Secret Arcade // Dusty Parlor
33%inclusion1 decks3 decks
29%synergy
Nowhere to Run
33%inclusion1 decks3 decks
32%synergy
Mirror Room // Fractured Realm
33%inclusion1 decks3 decks
31%synergy
Phyrexian Arena
33%inclusion1 decks3 decks
19%synergy
Seal of Removal
33%inclusion1 decks3 decks
33%synergy
Mystic Subdual
33%inclusion1 decks3 decks
33%synergy
Utility Lands
Cephalid Coliseum
67%inclusion2 decks3 decks
63%synergy
Thran Portal
33%inclusion1 decks3 decks
33%synergy
Rogue's Passage
33%inclusion1 decks3 decks
23%synergy
Ishgard, the Holy See
33%inclusion1 decks3 decks
30%synergy
Mana Artifacts
Talisman of Progress
100%inclusion3 decks3 decks
56%synergy
Talisman of Dominance
100%inclusion3 decks3 decks
50%synergy
Sol Ring
100%inclusion3 decks3 decks
10%synergy
Arcane Signet
67%inclusion2 decks3 decks
-21%synergy
Fellwar Stone
67%inclusion2 decks3 decks
34%synergy
Talisman of Hierarchy
67%inclusion2 decks3 decks
22%synergy
Dimir Signet
33%inclusion1 decks3 decks
3%synergy
Orzhov Signet
33%inclusion1 decks3 decks
2%synergy
Azorius Signet
33%inclusion1 decks3 decks
4%synergy
Lands
Glacial Fortress
100%inclusion3 decks3 decks
57%synergy
Command Tower
100%inclusion3 decks3 decks
7%synergy
Prairie Stream
100%inclusion3 decks3 decks
59%synergy
Swamp
100%inclusion3 decks3 decks
8%synergy
Isolated Chapel
100%inclusion3 decks3 decks
58%synergy
Island
100%inclusion3 decks3 decks
7%synergy
Plains
100%inclusion3 decks3 decks
8%synergy
Sunken Hollow
100%inclusion3 decks3 decks
60%synergy
Exotic Orchard
67%inclusion2 decks3 decks
8%synergy
Caves of Koilos
67%inclusion2 decks3 decks
31%synergy
Spire of Industry
67%inclusion2 decks3 decks
59%synergy
Drowned Catacomb
67%inclusion2 decks3 decks
28%synergy
Underground River
67%inclusion2 decks3 decks
32%synergy
River of Tears
67%inclusion2 decks3 decks
65%synergy
Adarkar Wastes
67%inclusion2 decks3 decks
34%synergy
Gemstone Mine
33%inclusion1 decks3 decks
33%synergy
Fetid Heath
33%inclusion1 decks3 decks
20%synergy
Darkwater Catacombs
33%inclusion1 decks3 decks
19%synergy
Hydroelectric Specimen
33%inclusion1 decks3 decks
30%synergy
Skycloud Expanse
33%inclusion1 decks3 decks
18%synergy
Arcane Sanctum
33%inclusion1 decks3 decks
-21%synergy
Temple of Enlightenment
33%inclusion1 decks3 decks
18%synergy
Seachrome Coast
33%inclusion1 decks3 decks
29%synergy
Path of Ancestry
33%inclusion1 decks3 decks
5%synergy
Temple of Silence
33%inclusion1 decks3 decks
15%synergy
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