The Master of Keys (Commander) - Budget Toolbox

The Master of Keys
Rank #303
2decks
As CommanderAs CardAverage DeckDecksView Precon
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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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Lands
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Inquisitive Glimmer
100%inclusion2 decks2 decks
93%synergy
Doomwake Giant
100%inclusion2 decks2 decks
94%synergy
Starnheim Courser
50%inclusion1 decks2 decks
46%synergy
Stenn, Paranoid Partisan
50%inclusion1 decks2 decks
49%synergy
Scrabbling Skullcrab
50%inclusion1 decks2 decks
49%synergy
Starfield Mystic
50%inclusion1 decks2 decks
44%synergy
Gravebreaker Lamia
50%inclusion1 decks2 decks
49%synergy
Fear of Surveillance
50%inclusion1 decks2 decks
50%synergy
Horrid Shadowspinner
50%inclusion1 decks2 decks
50%synergy
Fear of Impostors
50%inclusion1 decks2 decks
49%synergy
Mesa Enchantress
50%inclusion1 decks2 decks
41%synergy
Victor, Valgavoth's Seneschal
50%inclusion1 decks2 decks
48%synergy
Skullsnap Nuisance
50%inclusion1 decks2 decks
50%synergy
Daxos, Blessed by the Sun
50%inclusion1 decks2 decks
49%synergy
Appendage Amalgam
50%inclusion1 decks2 decks
50%synergy
Aminatou, Veil Piercer
50%inclusion1 decks2 decks
49%synergy
Entity Tracker
50%inclusion1 decks2 decks
44%synergy
Alseid of Life's Bounty
50%inclusion1 decks2 decks
49%synergy
River Kelpie
50%inclusion1 decks2 decks
50%synergy
Millikin
50%inclusion1 decks2 decks
49%synergy
Instants
Drown in the Loch
50%inclusion1 decks2 decks
48%synergy
Dovin's Veto
50%inclusion1 decks2 decks
24%synergy
Refute
50%inclusion1 decks2 decks
47%synergy
Negate
50%inclusion1 decks2 decks
34%synergy
Forbidden Alchemy
50%inclusion1 decks2 decks
49%synergy
Thirst for Meaning
50%inclusion1 decks2 decks
49%synergy
Swan Song
50%inclusion1 decks2 decks
30%synergy
Swords to Plowshares
50%inclusion1 decks2 decks
-18%synergy
Faithful Mending
50%inclusion1 decks2 decks
46%synergy
Otherworldly Gaze
50%inclusion1 decks2 decks
48%synergy
Counterspell
50%inclusion1 decks2 decks
8%synergy
Path to Exile
50%inclusion1 decks2 decks
8%synergy
Rowan's Grim Search
50%inclusion1 decks2 decks
50%synergy
Dreams of Laguna
50%inclusion1 decks2 decks
50%synergy
Swallowed by Leviathan
50%inclusion1 decks2 decks
49%synergy
Spider-Sense
50%inclusion1 decks2 decks
49%synergy
Sorceries
Diresight
50%inclusion1 decks2 decks
49%synergy
Redress Fate
50%inclusion1 decks2 decks
45%synergy
Dance of the Manse
50%inclusion1 decks2 decks
47%synergy
Utility Artifacts
Matzalantli, the Great Door
50%inclusion1 decks2 decks
48%synergy
Wayfarer's Bauble
50%inclusion1 decks2 decks
43%synergy
Enchantments
Court of Cunning
100%inclusion2 decks2 decks
99%synergy
Charitable Levy
100%inclusion2 decks2 decks
100%synergy
The Tale of Tamiyo
100%inclusion2 decks2 decks
100%synergy
All That Glitters
100%inclusion2 decks2 decks
92%synergy
Monologue Tax
100%inclusion2 decks2 decks
93%synergy
Demonic Vigor
50%inclusion1 decks2 decks
50%synergy
Dreadhorde Invasion
50%inclusion1 decks2 decks
47%synergy
Darksteel Mutation
50%inclusion1 decks2 decks
44%synergy
Counterbalance
50%inclusion1 decks2 decks
48%synergy
Ashiok's Erasure
50%inclusion1 decks2 decks
50%synergy
Grasp of Fate
50%inclusion1 decks2 decks
44%synergy
Cacophony Unleashed
50%inclusion1 decks2 decks
48%synergy
Ripples of Undeath
50%inclusion1 decks2 decks
47%synergy
Underwater Tunnel // Slimy Aquarium
50%inclusion1 decks2 decks
50%synergy
Imprisoned in the Moon
50%inclusion1 decks2 decks
43%synergy
Lost in the Maze
50%inclusion1 decks2 decks
50%synergy
On Wings of Gold
50%inclusion1 decks2 decks
43%synergy
Sigil of the Empty Throne
50%inclusion1 decks2 decks
44%synergy
Unable to Scream
50%inclusion1 decks2 decks
49%synergy
Vampiric Link
50%inclusion1 decks2 decks
50%synergy
Shardmage's Rescue
50%inclusion1 decks2 decks
50%synergy
Utter Insignificance
50%inclusion1 decks2 decks
49%synergy
Chronic Flooding
50%inclusion1 decks2 decks
50%synergy
Curse of the Bloody Tome
50%inclusion1 decks2 decks
50%synergy
Authority of the Consuls
50%inclusion1 decks2 decks
37%synergy
Curse of Disturbance
50%inclusion1 decks2 decks
50%synergy
Curse of Vitality
50%inclusion1 decks2 decks
50%synergy
Teval's Judgment
50%inclusion1 decks2 decks
49%synergy
Boon of the Spirit Realm
50%inclusion1 decks2 decks
49%synergy
Mirrormade
50%inclusion1 decks2 decks
40%synergy
Estrid's Invocation
50%inclusion1 decks2 decks
45%synergy
Copy Enchantment
50%inclusion1 decks2 decks
45%synergy
Shark Typhoon
50%inclusion1 decks2 decks
44%synergy
Luminarch Ascension
50%inclusion1 decks2 decks
49%synergy
Sphere of Safety
50%inclusion1 decks2 decks
41%synergy
Indestructibility
50%inclusion1 decks2 decks
49%synergy
Cemetery Tampering
50%inclusion1 decks2 decks
49%synergy
Amphibian Downpour
50%inclusion1 decks2 decks
45%synergy
Aligned Heart
50%inclusion1 decks2 decks
50%synergy
Restricted Office // Lecture Hall
50%inclusion1 decks2 decks
48%synergy
Jace's Erasure
50%inclusion1 decks2 decks
50%synergy
Dress Down
50%inclusion1 decks2 decks
48%synergy
Eaten by Piranhas
50%inclusion1 decks2 decks
49%synergy
Public Enemy
50%inclusion1 decks2 decks
50%synergy
Spirit Link
50%inclusion1 decks2 decks
49%synergy
Drowned Secrets
50%inclusion1 decks2 decks
50%synergy
Sheltered by Ghosts
50%inclusion1 decks2 decks
47%synergy
Stillness in Motion
50%inclusion1 decks2 decks
50%synergy
Ethereal Armor
50%inclusion1 decks2 decks
45%synergy
Hallowed Haunting
50%inclusion1 decks2 decks
48%synergy
Utility Lands
Bojuka Bog
50%inclusion1 decks2 decks
23%synergy
Hall of Heliod's Generosity
50%inclusion1 decks2 decks
37%synergy
Ishgard, the Holy See
50%inclusion1 decks2 decks
47%synergy
Eden, Seat of the Sanctum
50%inclusion1 decks2 decks
50%synergy
Mana Artifacts
Arcane Signet
100%inclusion2 decks2 decks
12%synergy
Sol Ring
100%inclusion2 decks2 decks
10%synergy
Dimir Signet
100%inclusion2 decks2 decks
70%synergy
Orzhov Signet
100%inclusion2 decks2 decks
69%synergy
Azorius Signet
100%inclusion2 decks2 decks
70%synergy
Talisman of Progress
50%inclusion1 decks2 decks
6%synergy
Talisman of Dominance
50%inclusion1 decks2 decks
-0%synergy
Talisman of Hierarchy
50%inclusion1 decks2 decks
5%synergy
Lands
Command Tower
100%inclusion2 decks2 decks
7%synergy
Swamp
100%inclusion2 decks2 decks
8%synergy
Arcane Sanctum
100%inclusion2 decks2 decks
46%synergy
Island
100%inclusion2 decks2 decks
7%synergy
Plains
100%inclusion2 decks2 decks
8%synergy
Exotic Orchard
50%inclusion1 decks2 decks
-9%synergy
Contaminated Landscape
50%inclusion1 decks2 decks
36%synergy
Conduit Pylons
50%inclusion1 decks2 decks
50%synergy
Hidden Grotto
50%inclusion1 decks2 decks
50%synergy
Darkwater Catacombs
50%inclusion1 decks2 decks
35%synergy
Prairie Stream
50%inclusion1 decks2 decks
9%synergy
Valgavoth's Lair
50%inclusion1 decks2 decks
47%synergy
Thriving Isle
50%inclusion1 decks2 decks
46%synergy
Esper Panorama
50%inclusion1 decks2 decks
47%synergy
Skycloud Expanse
50%inclusion1 decks2 decks
35%synergy
Evolving Wilds
50%inclusion1 decks2 decks
26%synergy
Thriving Moor
50%inclusion1 decks2 decks
46%synergy
Sunken Hollow
50%inclusion1 decks2 decks
10%synergy
Thriving Heath
50%inclusion1 decks2 decks
46%synergy
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