The Master of Keys (Commander) - Sacrifice

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
Dress Down
87%inclusion33 decks38 decks
85%synergy
Necromancy
87%inclusion33 decks38 decks
82%synergy
Animate Dead
89%inclusion34 decks38 decks
80%synergy
Intuition
76%inclusion29 decks38 decks
75%synergy
Entomb
79%inclusion30 decks38 decks
72%synergy
Tainted Pact
76%inclusion29 decks38 decks
70%synergy
Dance of the Dead
71%inclusion27 decks38 decks
69%synergy
Ranger-Captain of Eos
74%inclusion28 decks38 decks
68%synergy
Mindbreak Trap
74%inclusion28 decks38 decks
67%synergy
Abdel Adrian, Gorion's Ward
68%inclusion26 decks38 decks
67%synergy
Top Cards
Mystic Remora
87%inclusion33 decks38 decks
66%synergy
Esper Sentinel
82%inclusion31 decks38 decks
54%synergy
Dark Ritual
79%inclusion30 decks38 decks
59%synergy
Swan Song
79%inclusion30 decks38 decks
59%synergy
Smothering Tithe
74%inclusion28 decks38 decks
43%synergy
Flusterstorm
74%inclusion28 decks38 decks
66%synergy
Silence
74%inclusion28 decks38 decks
64%synergy
Demonic Consultation
74%inclusion28 decks38 decks
66%synergy
Necropotence
71%inclusion27 decks38 decks
65%synergy
Pact of Negation
71%inclusion27 decks38 decks
64%synergy
Game Changers
Rhystic Study
84%inclusion32 decks38 decks
54%synergy
Vampiric Tutor
84%inclusion32 decks38 decks
68%synergy
Ancient Tomb
82%inclusion31 decks38 decks
69%synergy
Mana Vault
82%inclusion31 decks38 decks
73%synergy
Demonic Tutor
82%inclusion31 decks38 decks
61%synergy
Force of Will
82%inclusion31 decks38 decks
69%synergy
Thassa's Oracle
79%inclusion30 decks38 decks
70%synergy
Enlightened Tutor
79%inclusion30 decks38 decks
60%synergy
Orcish Bowmasters
79%inclusion30 decks38 decks
69%synergy
Chrome Mox
79%inclusion30 decks38 decks
70%synergy
Creatures
Grand Abolisher
66%inclusion25 decks38 decks
51%synergy
Lotho, Corrupt Shirriff
61%inclusion23 decks38 decks
44%synergy
Valley Floodcaller
58%inclusion22 decks38 decks
54%synergy
Opposition Agent
53%inclusion20 decks38 decks
45%synergy
Hullbreaker Horror
53%inclusion20 decks38 decks
47%synergy
Auriok Salvagers
50%inclusion19 decks38 decks
50%synergy
Drannith Magistrate
47%inclusion18 decks38 decks
40%synergy
Mockingbird
37%inclusion14 decks38 decks
33%synergy
Displacer Kitten
34%inclusion13 decks38 decks
28%synergy
Eirdu, Carrier of Dawn
33%inclusion1 decks3 decks
33%synergy
Deceit
33%inclusion1 decks3 decks
33%synergy
Emptiness
33%inclusion1 decks3 decks
33%synergy
Belonging
33%inclusion1 decks3 decks
33%synergy
Shimmercreep
33%inclusion1 decks3 decks
33%synergy
Pollywog Prodigy
32%inclusion12 decks38 decks
28%synergy
Phyrexian Metamorph
29%inclusion11 decks38 decks
21%synergy
Dauthi Voidwalker
29%inclusion11 decks38 decks
23%synergy
Archivist of Oghma
26%inclusion10 decks38 decks
20%synergy
Talion, the Kindly Lord
26%inclusion10 decks38 decks
19%synergy
Qarsi Revenant
25%inclusion1 decks4 decks
25%synergy
Emet-Selch of the Third Seat
25%inclusion1 decks4 decks
16%synergy
Hoarding Broodlord
21%inclusion8 decks38 decks
19%synergy
Flesh Duplicate
18%inclusion7 decks38 decks
18%synergy
Dauntless Dismantler
18%inclusion7 decks38 decks
18%synergy
Ledger Shredder
18%inclusion7 decks38 decks
10%synergy
Volatile Stormdrake
16%inclusion6 decks38 decks
15%synergy
Inquisitive Glimmer
16%inclusion6 decks38 decks
9%synergy
Phantasmal Image
16%inclusion6 decks38 decks
14%synergy
Psychic Frog
16%inclusion6 decks38 decks
8%synergy
Scrabbling Skullcrab
13%inclusion5 decks38 decks
12%synergy
Overlord of the Balemurk
13%inclusion5 decks38 decks
11%synergy
Stitcher's Supplier
13%inclusion5 decks38 decks
12%synergy
Doomwake Giant
13%inclusion5 decks38 decks
7%synergy
Overlord of the Floodpits
11%inclusion4 decks38 decks
7%synergy
Lurrus of the Dream-Den
11%inclusion4 decks38 decks
9%synergy
Cephalid Illusionist
11%inclusion4 decks38 decks
10%synergy
Fear of Impostors
11%inclusion4 decks38 decks
9%synergy
Nomads en-Kor
11%inclusion4 decks38 decks
10%synergy
Entity Tracker
11%inclusion4 decks38 decks
5%synergy
Valgavoth, Terror Eater
11%inclusion4 decks38 decks
7%synergy
Braids, Arisen Nightmare
11%inclusion4 decks38 decks
9%synergy
High Fae Trickster
9.1%inclusion1 decks11 decks
5%synergy
Razaketh, the Foulblooded
7.9%inclusion3 decks38 decks
6%synergy
Starfield Mystic
7.9%inclusion3 decks38 decks
1%synergy
Gravebreaker Lamia
7.9%inclusion3 decks38 decks
7%synergy
Agent of Erebos
7.9%inclusion3 decks38 decks
7%synergy
Sage of Mysteries
7.9%inclusion3 decks38 decks
8%synergy
Hedron Crab
7.9%inclusion3 decks38 decks
7%synergy
Overlord of the Mistmoors
7.9%inclusion3 decks38 decks
6%synergy
Leonin Relic-Warder
7.9%inclusion3 decks38 decks
8%synergy
Instants
Force of Negation
68%inclusion26 decks38 decks
57%synergy
Borne Upon a Wind
68%inclusion26 decks38 decks
64%synergy
Fierce Guardianship
63%inclusion24 decks38 decks
43%synergy
Chain of Vapor
61%inclusion23 decks38 decks
58%synergy
Mental Misstep
58%inclusion22 decks38 decks
51%synergy
An Offer You Can't Refuse
58%inclusion22 decks38 decks
30%synergy
Swords to Plowshares
58%inclusion22 decks38 decks
-10%synergy
Mystical Tutor
55%inclusion21 decks38 decks
45%synergy
Cyclonic Rift
45%inclusion17 decks38 decks
22%synergy
Thirst for Identity
33%inclusion1 decks3 decks
32%synergy
Cabal Ritual
32%inclusion12 decks38 decks
28%synergy
Mana Drain
29%inclusion11 decks38 decks
12%synergy
Culling the Weak
24%inclusion9 decks38 decks
22%synergy
Saw in Half
21%inclusion8 decks38 decks
19%synergy
Sacrifice
18%inclusion7 decks38 decks
18%synergy
Ad Nauseam
16%inclusion6 decks38 decks
14%synergy
Strix Serenade
13%inclusion5 decks38 decks
10%synergy
Sink into Stupor
11%inclusion4 decks38 decks
-3%synergy
Path to Exile
11%inclusion4 decks38 decks
-32%synergy
Deadly Rollick
7.9%inclusion3 decks38 decks
-8%synergy
Muddle the Mixture
7.9%inclusion3 decks38 decks
4%synergy
Dovin's Veto
7.9%inclusion3 decks38 decks
-18%synergy
Lim-Dûl's Vault
7.9%inclusion3 decks38 decks
5%synergy
Dispel
7.9%inclusion3 decks38 decks
5%synergy
Into the Flood Maw
7.9%inclusion3 decks38 decks
4%synergy
Rain of Filth
7.9%inclusion3 decks38 decks
8%synergy
Frantic Search
5.3%inclusion2 decks38 decks
-13%synergy
Flare of Denial
5.3%inclusion2 decks38 decks
3%synergy
Brain Freeze
5.3%inclusion2 decks38 decks
5%synergy
Get Lost
5.3%inclusion2 decks38 decks
4%synergy
Angel's Grace
5.3%inclusion2 decks38 decks
3%synergy
Thirst for Meaning
5.3%inclusion2 decks38 decks
4%synergy
Miscast
5.3%inclusion2 decks38 decks
4%synergy
Sorceries
Sevinne's Reclamation
58%inclusion22 decks38 decks
49%synergy
Winternight Stories
50%inclusion2 decks4 decks
49%synergy
Imperial Seal
45%inclusion17 decks38 decks
38%synergy
Windfall
42%inclusion16 decks38 decks
29%synergy
Reanimate
42%inclusion16 decks38 decks
26%synergy
Toxic Deluge
37%inclusion14 decks38 decks
17%synergy
Singularity Rupture
33%inclusion1 decks3 decks
31%synergy
Mnemonic Betrayal
21%inclusion8 decks38 decks
18%synergy
Beseech the Mirror
21%inclusion8 decks38 decks
17%synergy
Cabal Therapy
18%inclusion7 decks38 decks
18%synergy
Diabolic Intent
18%inclusion7 decks38 decks
14%synergy
Unmarked Grave
13%inclusion5 decks38 decks
12%synergy
Dread Return
13%inclusion5 decks38 decks
11%synergy
Praetor's Grasp
13%inclusion5 decks38 decks
10%synergy
Demonic Counsel
13%inclusion5 decks38 decks
12%synergy
Yawgmoth's Will
11%inclusion4 decks38 decks
9%synergy
Lively Dirge
7.9%inclusion3 decks38 decks
7%synergy
Peer into the Abyss
5.3%inclusion2 decks38 decks
3%synergy
Buried Alive
5.3%inclusion2 decks38 decks
1%synergy
Damn
5.3%inclusion2 decks38 decks
-15%synergy
Timetwister
5.3%inclusion2 decks38 decks
4%synergy
Transmute Artifact
5.3%inclusion2 decks38 decks
4%synergy
Utility Artifacts
The One Ring
61%inclusion23 decks38 decks
48%synergy
Wishclaw Talisman
61%inclusion23 decks38 decks
53%synergy
Vexing Bauble
11%inclusion4 decks38 decks
9%synergy
Mesmeric Orb
7.9%inclusion3 decks38 decks
7%synergy
The Everflowing Well
7.9%inclusion3 decks38 decks
7%synergy
Cursed Totem
7.9%inclusion3 decks38 decks
6%synergy
Agatha's Soul Cauldron
7.9%inclusion3 decks38 decks
7%synergy
Bolas's Citadel
5.3%inclusion2 decks38 decks
-4%synergy
Enchantments
Blind Obedience
63%inclusion24 decks38 decks
51%synergy
Teval's Judgment
50%inclusion2 decks4 decks
49%synergy
Chthonian Nightmare
50%inclusion19 decks38 decks
49%synergy
Touch the Spirit Realm
45%inclusion17 decks38 decks
43%synergy
Ripples of Undeath
34%inclusion13 decks38 decks
32%synergy
Static Prison
34%inclusion13 decks38 decks
34%synergy
Brilliant Wings
33%inclusion1 decks3 decks
33%synergy
Seal of Removal
32%inclusion12 decks38 decks
31%synergy
Copy Artifact
26%inclusion10 decks38 decks
25%synergy
Trouble in Pairs
26%inclusion10 decks38 decks
21%synergy
Momentum Breaker
25%inclusion1 decks4 decks
25%synergy
Corroding Dragonstorm
25%inclusion1 decks4 decks
25%synergy
Roiling Dragonstorm
25%inclusion1 decks4 decks
25%synergy
The Sibsig Ceremony
25%inclusion1 decks4 decks
25%synergy
Seal of Cleansing
24%inclusion9 decks38 decks
22%synergy
Tinybones Joins Up
18%inclusion7 decks38 decks
17%synergy
Steal Enchantment
18%inclusion7 decks38 decks
18%synergy
Dance of Many
18%inclusion7 decks38 decks
18%synergy
Power Artifact
18%inclusion7 decks38 decks
18%synergy
Amphibian Downpour
18%inclusion7 decks38 decks
14%synergy
Second Chance
18%inclusion7 decks38 decks
18%synergy
The Meathook Massacre
16%inclusion6 decks38 decks
13%synergy
Aura of Silence
16%inclusion6 decks38 decks
13%synergy
Necrodominance
13%inclusion5 decks38 decks
12%synergy
Darksteel Mutation
11%inclusion4 decks38 decks
4%synergy
Grasp of Fate
11%inclusion4 decks38 decks
4%synergy
Nowhere to Run
11%inclusion4 decks38 decks
9%synergy
Imprisoned in the Moon
7.9%inclusion3 decks38 decks
1%synergy
Out of the Tombs
7.9%inclusion3 decks38 decks
7%synergy
Attunement
7.9%inclusion3 decks38 decks
8%synergy
Charitable Levy
7.9%inclusion3 decks38 decks
8%synergy
Leyline of the Void
7.9%inclusion3 decks38 decks
7%synergy
Search for Azcanta
7.9%inclusion3 decks38 decks
7%synergy
Parallax Wave
5.3%inclusion2 decks38 decks
5%synergy
Founding the Third Path
5.3%inclusion2 decks38 decks
5%synergy
Treacherous Blessing
5.3%inclusion2 decks38 decks
5%synergy
The Cruelty of Gix
5.3%inclusion2 decks38 decks
5%synergy
Curse of Silence
5.3%inclusion2 decks38 decks
5%synergy
Unable to Scream
5.3%inclusion2 decks38 decks
4%synergy
Opalescence
5.3%inclusion2 decks38 decks
5%synergy
Omniscience
5.3%inclusion2 decks38 decks
1%synergy
Energy Flux
5.3%inclusion2 decks38 decks
5%synergy
Planar Collapse
5.3%inclusion2 decks38 decks
5%synergy
Copy Enchantment
5.3%inclusion2 decks38 decks
0%synergy
The Tale of Tamiyo
5.3%inclusion2 decks38 decks
5%synergy
Leyline of Anticipation
5.3%inclusion2 decks38 decks
1%synergy
Scavenger's Talent
5.3%inclusion2 decks38 decks
5%synergy
Leyline Binding
5.3%inclusion2 decks38 decks
5%synergy
Oblivion Ring
5.3%inclusion2 decks38 decks
4%synergy
Seal Away
5.3%inclusion2 decks38 decks
5%synergy
Planeswalkers
Teferi, Time Raveler
45%inclusion17 decks38 decks
37%synergy
Utility Lands
Otawara, Soaring City
82%inclusion31 decks38 decks
63%synergy
Urza's Saga
53%inclusion20 decks38 decks
41%synergy
Emergence Zone
45%inclusion17 decks38 decks
43%synergy
Cephalid Coliseum
26%inclusion10 decks38 decks
23%synergy
Serra's Sanctum
24%inclusion9 decks38 decks
22%synergy
City of Traitors
24%inclusion9 decks38 decks
22%synergy
Urborg, Tomb of Yawgmoth
16%inclusion6 decks38 decks
3%synergy
Phyrexian Tower
13%inclusion5 decks38 decks
10%synergy
Minamo, School at Water's Edge
11%inclusion4 decks38 decks
7%synergy
Hall of Heliod's Generosity
11%inclusion4 decks38 decks
-2%synergy
Takenuma, Abandoned Mire
7.9%inclusion3 decks38 decks
2%synergy
Ancient Den
5.3%inclusion2 decks38 decks
-3%synergy
Bazaar of Baghdad
5.3%inclusion2 decks38 decks
5%synergy
Geier Reach Sanitarium
5.3%inclusion2 decks38 decks
1%synergy
Mana Artifacts
Sol Ring
97%inclusion37 decks38 decks
8%synergy
Arcane Signet
92%inclusion35 decks38 decks
4%synergy
Lotus Petal
79%inclusion30 decks38 decks
69%synergy
Talisman of Dominance
79%inclusion30 decks38 decks
29%synergy
Mox Diamond
79%inclusion30 decks38 decks
72%synergy
Mox Opal
63%inclusion24 decks38 decks
55%synergy
Lion's Eye Diamond
63%inclusion24 decks38 decks
61%synergy
Fellwar Stone
61%inclusion23 decks38 decks
27%synergy
Grim Monolith
47%inclusion18 decks38 decks
44%synergy
Talisman of Progress
39%inclusion15 decks38 decks
-5%synergy
Talisman of Hierarchy
34%inclusion13 decks38 decks
-11%synergy
Mana Crypt
29%inclusion11 decks38 decks
28%synergy
Jeweled Lotus
26%inclusion10 decks38 decks
26%synergy
Mox Amber
16%inclusion6 decks38 decks
10%synergy
Basalt Monolith
11%inclusion4 decks38 decks
8%synergy
Dimir Signet
7.9%inclusion3 decks38 decks
-22%synergy
Orzhov Signet
7.9%inclusion3 decks38 decks
-24%synergy
Azorius Signet
7.9%inclusion3 decks38 decks
-22%synergy
Lands
Command Tower
97%inclusion37 decks38 decks
5%synergy
Polluted Delta
97%inclusion37 decks38 decks
59%synergy
Marsh Flats
95%inclusion36 decks38 decks
59%synergy
Flooded Strand
95%inclusion36 decks38 decks
56%synergy
Misty Rainforest
87%inclusion33 decks38 decks
76%synergy
Underground Sea
87%inclusion33 decks38 decks
71%synergy
Scrubland
87%inclusion33 decks38 decks
71%synergy
Scalding Tarn
87%inclusion33 decks38 decks
76%synergy
Hallowed Fountain
87%inclusion33 decks38 decks
36%synergy
Tundra
84%inclusion32 decks38 decks
68%synergy
Verdant Catacombs
84%inclusion32 decks38 decks
75%synergy
Bloodstained Mire
84%inclusion32 decks38 decks
74%synergy
Watery Grave
84%inclusion32 decks38 decks
33%synergy
Windswept Heath
82%inclusion31 decks38 decks
72%synergy
Arid Mesa
82%inclusion31 decks38 decks
72%synergy
City of Brass
82%inclusion31 decks38 decks
66%synergy
Godless Shrine
79%inclusion30 decks38 decks
27%synergy
Mana Confluence
74%inclusion28 decks38 decks
60%synergy
Gemstone Caverns
71%inclusion27 decks38 decks
64%synergy
Undercity Sewers
55%inclusion21 decks38 decks
40%synergy
Exotic Orchard
50%inclusion19 decks38 decks
-9%synergy
Swamp
47%inclusion18 decks38 decks
-44%synergy
Island
45%inclusion17 decks38 decks
-48%synergy
Plains
34%inclusion13 decks38 decks
-58%synergy
Turbulent Moor
33%inclusion1 decks3 decks
30%synergy
Morphic Pool
32%inclusion12 decks38 decks
-2%synergy
Meticulous Archive
29%inclusion11 decks38 decks
15%synergy
Sea of Clouds
24%inclusion9 decks38 decks
-11%synergy
Cavern of Souls
21%inclusion8 decks38 decks
15%synergy
Shadowy Backstreet
18%inclusion7 decks38 decks
6%synergy
Raffine's Tower
13%inclusion5 decks38 decks
-28%synergy
Vault of Champions
13%inclusion5 decks38 decks
-19%synergy
Prismatic Vista
11%inclusion4 decks38 decks
7%synergy
Underground River
11%inclusion4 decks38 decks
-24%synergy
Sink into Stupor
11%inclusion4 decks38 decks
-3%synergy
Fabled Passage
7.9%inclusion3 decks38 decks
0%synergy
Contaminated Landscape
7.9%inclusion3 decks38 decks
-6%synergy
Shipwreck Marsh
7.9%inclusion3 decks38 decks
-13%synergy
Talon Gates of Madara
7.9%inclusion3 decks38 decks
7%synergy
Forbidden Orchard
7.9%inclusion3 decks38 decks
6%synergy
Terramorphic Expanse
5.3%inclusion2 decks38 decks
-10%synergy
Dimir Aqueduct
5.3%inclusion2 decks38 decks
-7%synergy
Urza's Cave
5.3%inclusion2 decks38 decks
4%synergy
Spire of Industry
5.3%inclusion2 decks38 decks
-2%synergy
Ash Barrens
5.3%inclusion2 decks38 decks
-5%synergy
Snow-Covered Island
5.3%inclusion2 decks38 decks
2%synergy
Isolated Chapel
5.3%inclusion2 decks38 decks
-37%synergy
Drowned Catacomb
5.3%inclusion2 decks38 decks
-33%synergy
Evolving Wilds
5.3%inclusion2 decks38 decks
-19%synergy
Shattered Sanctum
5.3%inclusion2 decks38 decks
-12%synergy