Tekuthal, Inquiry Dominus (Commander) - Core

Tekuthal, Inquiry Dominus
Rank #927
88decks
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Sikora
Oct 30, 2025
Sikora
How To Play Horrors Differently In Commander
It's the spookiest time of the year... are you thinking of brewing a deck full of Horrors? We've got some ideas for how to keep it unique!
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50%inclusion4 decks8 decks
49%synergy
Pensive Professor
25%inclusion2 decks8 decks
23%synergy
Owlin Spiralmancer
13%inclusion1 decks8 decks
12%synergy
Brass Infiniscope
13%inclusion1 decks8 decks
12%synergy
Nexus Mentality
13%inclusion1 decks8 decks
12%synergy
High Synergy Cards
Thrummingbird
98%inclusion86 decks88 decks
93%synergy
Experimental Augury
94%inclusion83 decks88 decks
89%synergy
Tezzeret's Gambit
93%inclusion82 decks88 decks
88%synergy
Serum Snare
90%inclusion79 decks88 decks
86%synergy
Karn's Bastion
89%inclusion78 decks88 decks
84%synergy
Flux Channeler
86%inclusion76 decks88 decks
81%synergy
Inexorable Tide
84%inclusion74 decks88 decks
80%synergy
Contentious Plan
83%inclusion73 decks88 decks
79%synergy
Reject Imperfection
81%inclusion71 decks88 decks
78%synergy
Steady Progress
77%inclusion68 decks88 decks
74%synergy
Top Cards
Dreamtide Whale
74%inclusion64 decks87 decks
69%synergy
Contagion Clasp
72%inclusion63 decks88 decks
70%synergy
Vivisurgeon's Insight
69%inclusion61 decks88 decks
68%synergy
Prologue to Phyresis
68%inclusion60 decks88 decks
65%synergy
Contagion Engine
64%inclusion56 decks88 decks
62%synergy
Guildpact Informant
60%inclusion53 decks88 decks
58%synergy
Ripples of Potential
59%inclusion52 decks88 decks
57%synergy
Mesmerizing Dose
55%inclusion48 decks88 decks
53%synergy
Fuel for the Cause
55%inclusion48 decks88 decks
53%synergy
Insight Engine
53%inclusion20 decks38 decks
47%synergy
Game Changers
Narset, Parter of Veils
13%inclusion11 decks88 decks
2%synergy
Creatures
Viral Drake
51%inclusion45 decks88 decks
50%synergy
Blighted Agent
43%inclusion38 decks88 decks
41%synergy
Surge Conductor
42%inclusion16 decks38 decks
40%synergy
Deepglow Skate
42%inclusion37 decks88 decks
40%synergy
Ingenious Prodigy
41%inclusion36 decks88 decks
40%synergy
Lulu, Stern Guardian
35%inclusion17 decks48 decks
33%synergy
Chasm Skulker
34%inclusion30 decks88 decks
21%synergy
Hangarback Walker
34%inclusion30 decks88 decks
31%synergy
Plague Myr
33%inclusion29 decks88 decks
31%synergy
Myojin of Cryptic Dreams
33%inclusion29 decks88 decks
32%synergy
Chrome Host Seedshark
33%inclusion29 decks88 decks
29%synergy
Gitaxian Anatomist
33%inclusion29 decks88 decks
32%synergy
Spark Double
30%inclusion26 decks88 decks
16%synergy
Myr Convert
28%inclusion25 decks88 decks
27%synergy
Core Prowler
27%inclusion24 decks88 decks
27%synergy
Mercurial Spelldancer
26%inclusion23 decks88 decks
24%synergy
Vexing Radgull
25%inclusion22 decks88 decks
24%synergy
Malcolm, Alluring Scoundrel
25%inclusion22 decks88 decks
20%synergy
Mindless Automaton
25%inclusion22 decks88 decks
25%synergy
Trawler Drake
20%inclusion18 decks88 decks
20%synergy
Serum Sovereign
20%inclusion18 decks88 decks
19%synergy
Dune Mover
19%inclusion17 decks88 decks
19%synergy
Stonecoil Serpent
19%inclusion17 decks88 decks
18%synergy
Simic Manipulator
19%inclusion17 decks88 decks
19%synergy
Coretapper
18%inclusion16 decks88 decks
18%synergy
Solemn Simulacrum
17%inclusion15 decks88 decks
-5%synergy
Walking Ballista
17%inclusion15 decks88 decks
12%synergy
Phyrexian Metamorph
16%inclusion14 decks88 decks
-3%synergy
Defiler of Dreams
16%inclusion14 decks88 decks
8%synergy
Necropede
16%inclusion14 decks88 decks
15%synergy
Hydroelectric Specimen
15%inclusion13 decks87 decks
1%synergy
Ichorclaw Myr
15%inclusion13 decks88 decks
14%synergy
Benthic Biomancer
15%inclusion13 decks88 decks
14%synergy
Goldberry, River-Daughter
14%inclusion12 decks88 decks
13%synergy
Emry, Lurker of the Loch
13%inclusion11 decks88 decks
1%synergy
Myojin of Seeing Winds
13%inclusion11 decks88 decks
12%synergy
Etherium Sculptor
13%inclusion11 decks88 decks
-5%synergy
Ray Fillet, Wave Warrior
12%inclusion2 decks17 decks
11%synergy
Irma, Part-Time Mutant
12%inclusion2 decks17 decks
8%synergy
Steel Overseer
11%inclusion10 decks88 decks
7%synergy
Jin-Gitaxias
11%inclusion10 decks88 decks
8%synergy
Wan Shi Tong, Librarian
11%inclusion3 decks27 decks
4%synergy
Twenty-Toed Toad
10%inclusion9 decks86 decks
4%synergy
Silver Myr
10%inclusion9 decks88 decks
-1%synergy
Unctus's Retrofitter
10%inclusion9 decks88 decks
10%synergy
Silent Hallcreeper
10%inclusion8 decks81 decks
5%synergy
Pollywog Prodigy
9.3%inclusion8 decks86 decks
5%synergy
Foundry Inspector
9.1%inclusion8 decks88 decks
-5%synergy
Silent Arbiter
9.1%inclusion8 decks88 decks
6%synergy
Crystalline Crawler
9.1%inclusion8 decks88 decks
9%synergy
Instants
Counterspell
50%inclusion44 decks88 decks
-16%synergy
Radstorm
49%inclusion43 decks88 decks
46%synergy
Negate
34%inclusion30 decks88 decks
-4%synergy
Pongify
31%inclusion27 decks88 decks
-9%synergy
Aetherize
28%inclusion25 decks88 decks
-2%synergy
Bring the Ending
24%inclusion21 decks88 decks
23%synergy
High Tide
24%inclusion21 decks88 decks
-20%synergy
Aspirant's Ascent
22%inclusion19 decks88 decks
21%synergy
Sink into Stupor
21%inclusion18 decks87 decks
-1%synergy
Rapid Hybridization
20%inclusion18 decks88 decks
-14%synergy
Arcane Denial
20%inclusion18 decks88 decks
-16%synergy
Brainstorm
18%inclusion16 decks88 decks
-23%synergy
Resculpt
18%inclusion16 decks88 decks
1%synergy
Reality Shift
17%inclusion15 decks88 decks
-10%synergy
An Offer You Can't Refuse
16%inclusion14 decks88 decks
-22%synergy
Slip Out the Back
16%inclusion14 decks88 decks
8%synergy
Frantic Search
15%inclusion13 decks88 decks
-16%synergy
Corrupted Resolve
14%inclusion12 decks88 decks
13%synergy
Blue Sun's Zenith
9.1%inclusion8 decks88 decks
-2%synergy
Opt
9.1%inclusion8 decks88 decks
-16%synergy
Muddle the Mixture
8.0%inclusion7 decks88 decks
-7%synergy
Mana Drain
8.0%inclusion7 decks88 decks
-19%synergy
Jwari Disruption
8.0%inclusion7 decks88 decks
3%synergy
Engulf the Shore
8.0%inclusion7 decks88 decks
0%synergy
Silundi Vision
8.0%inclusion7 decks88 decks
3%synergy
Essence Capture
6.8%inclusion6 decks88 decks
5%synergy
Fact or Fiction
6.8%inclusion6 decks88 decks
-2%synergy
Planar Incision
6.8%inclusion6 decks88 decks
2%synergy
Lazotep Plating
6.8%inclusion6 decks88 decks
4%synergy
Evacuation
6.8%inclusion6 decks88 decks
-1%synergy
Swan Song
6.8%inclusion6 decks88 decks
-20%synergy
Strix Serenade
5.7%inclusion5 decks87 decks
-3%synergy
Snap
5.7%inclusion5 decks88 decks
-13%synergy
Trap the Trespassers
5.7%inclusion5 decks88 decks
5%synergy
Pull from Tomorrow
5.7%inclusion5 decks88 decks
-4%synergy
Cerebral Download
5.3%inclusion2 decks38 decks
4%synergy
Sorceries
Distorted Curiosity
27%inclusion24 decks88 decks
27%synergy
Ponder
20%inclusion18 decks88 decks
-9%synergy
Fabricate
14%inclusion12 decks88 decks
-7%synergy
Preordain
13%inclusion11 decks88 decks
-11%synergy
Curse of the Swine
11%inclusion10 decks88 decks
0%synergy
Solve the Equation
11%inclusion10 decks88 decks
-1%synergy
Windfall
10%inclusion9 decks88 decks
-12%synergy
Irenicus's Vile Duplication
10%inclusion9 decks88 decks
2%synergy
Sea Gate Restoration
9.1%inclusion8 decks88 decks
-6%synergy
Spectral Deluge
8.0%inclusion7 decks88 decks
-2%synergy
Thoughtcast
8.0%inclusion7 decks88 decks
-1%synergy
Merchant Scroll
8.0%inclusion7 decks88 decks
-1%synergy
Stock Up
7.5%inclusion5 decks67 decks
4%synergy
Lórien Revealed
6.8%inclusion6 decks88 decks
-2%synergy
Wave Goodbye
5.7%inclusion5 decks88 decks
5%synergy
Gitaxian Probe
5.7%inclusion5 decks88 decks
-5%synergy
Ravenform
5.7%inclusion5 decks88 decks
-3%synergy
Enter the Enigma
5.0%inclusion4 decks80 decks
-1%synergy
Mathemagics
5.0%inclusion1 decks20 decks
3%synergy
Utility Artifacts
Sapphire Medallion
50%inclusion44 decks88 decks
-9%synergy
Lux Cannon
43%inclusion38 decks88 decks
42%synergy
Ichormoon Gauntlet
33%inclusion29 decks88 decks
31%synergy
Darksteel Reactor
33%inclusion29 decks88 decks
32%synergy
Recon Craft Theta
27%inclusion24 decks88 decks
27%synergy
Transmogrifying Wand
24%inclusion21 decks88 decks
23%synergy
Lux Artillery
20%inclusion18 decks88 decks
20%synergy
Sword of Truth and Justice
20%inclusion18 decks88 decks
19%synergy
Swiftfoot Boots
20%inclusion18 decks88 decks
-8%synergy
Titan Forge
19%inclusion17 decks88 decks
19%synergy
Orochi Hatchery
18%inclusion16 decks88 decks
18%synergy
Lost Jitte
18%inclusion16 decks88 decks
18%synergy
Prosthetic Injector
18%inclusion16 decks88 decks
18%synergy
The Millennium Calendar
17%inclusion15 decks88 decks
15%synergy
Mindsplice Apparatus
16%inclusion14 decks88 decks
12%synergy
Moxite Refinery
16%inclusion6 decks38 decks
15%synergy
Magistrate's Scepter
15%inclusion13 decks88 decks
14%synergy
Throne of Geth
15%inclusion13 decks88 decks
14%synergy
Gavel of the Righteous
14%inclusion12 decks88 decks
13%synergy
Uthros Research Craft
13%inclusion5 decks38 decks
6%synergy
Power Conduit
13%inclusion11 decks88 decks
12%synergy
Golem Foundry
13%inclusion11 decks88 decks
12%synergy
Energy Chamber
13%inclusion11 decks88 decks
12%synergy
Unwinding Clock
11%inclusion10 decks88 decks
0%synergy
Umezawa's Jitte
11%inclusion10 decks88 decks
11%synergy
The Ozolith
10%inclusion9 decks88 decks
9%synergy
Wayfarer's Bauble
10%inclusion9 decks88 decks
-7%synergy
Manifold Key
10%inclusion9 decks88 decks
3%synergy
Eternity Vessel
10%inclusion9 decks88 decks
10%synergy
Lightning Greaves
10%inclusion9 decks88 decks
-16%synergy
Tome of Legends
10%inclusion9 decks88 decks
10%synergy
Oracle's Vault
9.1%inclusion8 decks88 decks
9%synergy
Grafted Exoskeleton
9.1%inclusion8 decks88 decks
8%synergy
Voltaic Key
8.0%inclusion7 decks88 decks
2%synergy
The Chain Veil
8.0%inclusion7 decks88 decks
7%synergy
Decimator Web
8.0%inclusion7 decks88 decks
8%synergy
Cryogen Relic
7.9%inclusion3 decks38 decks
4%synergy
Waterbending Scroll
7.4%inclusion2 decks27 decks
-1%synergy
The Filigree Sylex
6.8%inclusion6 decks88 decks
7%synergy
Surge Node
6.8%inclusion6 decks88 decks
7%synergy
Clearwater Goblet
6.8%inclusion6 decks88 decks
7%synergy
Font of Progress
6.8%inclusion6 decks88 decks
7%synergy
Peter Parker's Camera
6.5%inclusion2 decks31 decks
5%synergy
Coin of Mastery
5.9%inclusion1 decks17 decks
5%synergy
Helm of the Host
5.7%inclusion5 decks88 decks
2%synergy
Rotating Fireplace
5.7%inclusion5 decks88 decks
5%synergy
Extinguisher Battleship
5.3%inclusion2 decks38 decks
4%synergy
Enchantments
As Foretold
42%inclusion37 decks88 decks
38%synergy
Ominous Seas
35%inclusion31 decks88 decks
24%synergy
Propaganda
26%inclusion23 decks88 decks
-5%synergy
Corrupted Conscience
22%inclusion19 decks88 decks
20%synergy
Wizard Class
19%inclusion17 decks88 decks
2%synergy
Lost in the Maze
16%inclusion14 decks88 decks
14%synergy
Imprisoned in the Moon
14%inclusion12 decks88 decks
1%synergy
Mystic Remora
11%inclusion10 decks88 decks
-15%synergy
Archmage Ascension
9.1%inclusion8 decks88 decks
7%synergy
The Phasing of Zhalfir
8.0%inclusion7 decks88 decks
7%synergy
Unstoppable Plan
7.6%inclusion5 decks66 decks
0%synergy
Mind Unbound
6.8%inclusion6 decks88 decks
6%synergy
Proft's Eidetic Memory
6.8%inclusion6 decks88 decks
-1%synergy
Teferi's Talent
6.8%inclusion6 decks88 decks
6%synergy
Planeswalkers
Tezzeret, Artifice Master
23%inclusion20 decks88 decks
19%synergy
Teferi, Master of Time
22%inclusion19 decks88 decks
17%synergy
Tamiyo, the Moon Sage
18%inclusion16 decks88 decks
17%synergy
Tezzeret, Betrayer of Flesh
16%inclusion14 decks88 decks
14%synergy
Teferi, Temporal Pilgrim
16%inclusion14 decks88 decks
11%synergy
Kasmina, Enigmatic Mentor
15%inclusion13 decks88 decks
13%synergy
Jace, the Mind Sculptor
13%inclusion11 decks88 decks
10%synergy
Teferi, Temporal Archmage
11%inclusion10 decks88 decks
10%synergy
Jace Reawakened
11%inclusion10 decks88 decks
10%synergy
Vronos, Masked Inquisitor
11%inclusion10 decks88 decks
11%synergy
Jace, the Perfected Mind
9.1%inclusion8 decks88 decks
6%synergy
Jace, Architect of Thought
9.1%inclusion8 decks88 decks
8%synergy
Tezzeret the Seeker
9.1%inclusion8 decks88 decks
0%synergy
Jace, Wielder of Mysteries
9.1%inclusion8 decks88 decks
-6%synergy
Jace, Mirror Mage
9.1%inclusion8 decks88 decks
8%synergy
Mu Yanling, Sky Dancer
8.0%inclusion7 decks88 decks
7%synergy
Ugin, the Ineffable
8.0%inclusion7 decks88 decks
6%synergy
Mordenkainen
8.0%inclusion7 decks88 decks
5%synergy
Jace Beleren
8.0%inclusion7 decks88 decks
5%synergy
Jace, Unraveler of Secrets
8.0%inclusion7 decks88 decks
6%synergy
Will Kenrith
6.8%inclusion6 decks88 decks
6%synergy
Kaito, Cunning Infiltrator
6.4%inclusion5 decks78 decks
5%synergy
Ugin, the Spirit Dragon
5.7%inclusion5 decks88 decks
4%synergy
Utility Lands
Nesting Grounds
63%inclusion55 decks88 decks
60%synergy
Mystic Sanctuary
49%inclusion43 decks88 decks
-1%synergy
Reliquary Tower
41%inclusion36 decks88 decks
-15%synergy
Mage-Ring Network
39%inclusion34 decks88 decks
38%synergy
Saprazzan Skerry
31%inclusion27 decks88 decks
28%synergy
War Room
26%inclusion23 decks88 decks
11%synergy
Academy Ruins
25%inclusion22 decks88 decks
6%synergy
Blast Zone
20%inclusion18 decks88 decks
18%synergy
Rogue's Passage
20%inclusion18 decks88 decks
5%synergy
Inkmoth Nexus
18%inclusion16 decks88 decks
17%synergy
Buried Ruin
17%inclusion15 decks88 decks
5%synergy
Seat of the Synod
16%inclusion14 decks88 decks
-3%synergy
Lonely Sandbar
16%inclusion14 decks88 decks
2%synergy
Uthros, Titanic Godcore
16%inclusion6 decks38 decks
6%synergy
Castle Vantress
13%inclusion11 decks88 decks
-6%synergy
Otawara, Soaring City
13%inclusion11 decks88 decks
-13%synergy
Tyrite Sanctum
11%inclusion10 decks88 decks
10%synergy
Rivendell
9.1%inclusion8 decks88 decks
-2%synergy
Nykthos, Shrine to Nyx
9.1%inclusion8 decks88 decks
-7%synergy
Diamond City
9.1%inclusion8 decks88 decks
9%synergy
The Surgical Bay
9.1%inclusion8 decks88 decks
8%synergy
Saprazzan Cove
9.1%inclusion8 decks88 decks
9%synergy
Temple of the False God
9.1%inclusion8 decks88 decks
-1%synergy
Mistrise Village
8.6%inclusion5 decks58 decks
-1%synergy
Sand Silos
8.0%inclusion7 decks88 decks
8%synergy
Tolaria West
8.0%inclusion7 decks88 decks
2%synergy
Drannith Ruins
8.0%inclusion7 decks88 decks
8%synergy
Halimar Depths
6.8%inclusion6 decks88 decks
-3%synergy
Scavenger Grounds
6.8%inclusion6 decks88 decks
-1%synergy
Forge of Heroes
6.8%inclusion6 decks88 decks
6%synergy
Access Tunnel
6.8%inclusion6 decks88 decks
5%synergy
The Monumental Facade
5.7%inclusion5 decks88 decks
6%synergy
Inventors' Fair
5.7%inclusion5 decks88 decks
-7%synergy
Crawling Barrens
5.7%inclusion5 decks88 decks
5%synergy
Mana Artifacts
Everflowing Chalice
86%inclusion76 decks88 decks
70%synergy
Sol Ring
83%inclusion73 decks88 decks
-2%synergy
Astral Cornucopia
72%inclusion63 decks88 decks
69%synergy
Arcane Signet
53%inclusion47 decks88 decks
-11%synergy
Replicating Ring
52%inclusion46 decks88 decks
50%synergy
Staff of Compleation
48%inclusion42 decks88 decks
46%synergy
Midnight Clock
40%inclusion35 decks88 decks
20%synergy
Glistening Sphere
33%inclusion29 decks88 decks
32%synergy
Empowered Autogenerator
33%inclusion29 decks88 decks
32%synergy
Thought Vessel
30%inclusion26 decks88 decks
-22%synergy
Mind Stone
26%inclusion23 decks88 decks
-9%synergy
Sky Diamond
17%inclusion15 decks88 decks
-6%synergy
Pentad Prism
16%inclusion14 decks88 decks
16%synergy
Pyramid of the Pantheon
15%inclusion13 decks88 decks
15%synergy
Strixhaven Stadium
14%inclusion12 decks88 decks
13%synergy
Tablet of Compleation
14%inclusion12 decks88 decks
13%synergy
Fellwar Stone
13%inclusion11 decks88 decks
-7%synergy
Coalition Relic
11%inclusion10 decks88 decks
11%synergy
Phyrexian Atlas
10%inclusion9 decks88 decks
10%synergy
Caged Sun
8.0%inclusion7 decks88 decks
-3%synergy
The Aetherspark
6.0%inclusion4 decks67 decks
5%synergy
The Eternity Elevator
5.3%inclusion2 decks38 decks
3%synergy
Lands
Island
97%inclusion85 decks88 decks
3%synergy
Myriad Landscape
33%inclusion29 decks88 decks
8%synergy
Sink into Stupor
21%inclusion18 decks87 decks
-1%synergy
Mirrex
17%inclusion15 decks88 decks
16%synergy
Hydroelectric Specimen
15%inclusion13 decks87 decks
1%synergy
Opal Palace
13%inclusion11 decks88 decks
12%synergy
The Mycosynth Gardens
10%inclusion9 decks88 decks
5%synergy
Sea Gate Restoration
9.1%inclusion8 decks88 decks
-6%synergy
Jwari Disruption
8.0%inclusion7 decks88 decks
3%synergy
Silundi Vision
8.0%inclusion7 decks88 decks
3%synergy
Command Tower
5.7%inclusion5 decks88 decks
1%synergy
Terramorphic Expanse
5.7%inclusion5 decks88 decks
2%synergy
Evolving Wilds
5.7%inclusion5 decks88 decks
1%synergy
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