Tekuthal, Inquiry Dominus (Commander) - Optimized Combo

Tekuthal, Inquiry Dominus
Rank #927
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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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Expansion Algorithm
50%inclusion1 decks2 decks
49%synergy
High Synergy Cards
Ripples of Potential
100%inclusion9 decks9 decks
97%synergy
Inexorable Tide
100%inclusion9 decks9 decks
96%synergy
Contentious Plan
100%inclusion9 decks9 decks
96%synergy
Experimental Augury
100%inclusion9 decks9 decks
95%synergy
Flux Channeler
100%inclusion9 decks9 decks
94%synergy
Tezzeret the Seeker
100%inclusion9 decks9 decks
91%synergy
Karn's Bastion
89%inclusion8 decks9 decks
84%synergy
Tezzeret's Gambit
89%inclusion8 decks9 decks
84%synergy
Prologue to Phyresis
78%inclusion7 decks9 decks
75%synergy
Dreamtide Whale
78%inclusion7 decks9 decks
74%synergy
Top Cards
Fabricate
78%inclusion7 decks9 decks
57%synergy
Counterspell
78%inclusion7 decks9 decks
12%synergy
Thrummingbird
78%inclusion7 decks9 decks
73%synergy
Whir of Invention
67%inclusion6 decks9 decks
54%synergy
Magistrate's Scepter
67%inclusion6 decks9 decks
66%synergy
Mana Drain
67%inclusion6 decks9 decks
40%synergy
Steady Progress
67%inclusion6 decks9 decks
64%synergy
Serum Snare
67%inclusion6 decks9 decks
63%synergy
Pongify
56%inclusion5 decks9 decks
15%synergy
Rapid Hybridization
56%inclusion5 decks9 decks
21%synergy
Game Changers
Rhystic Study
78%inclusion7 decks9 decks
46%synergy
Cyclonic Rift
78%inclusion7 decks9 decks
45%synergy
Narset, Parter of Veils
67%inclusion6 decks9 decks
56%synergy
Fierce Guardianship
67%inclusion6 decks9 decks
44%synergy
Mystical Tutor
67%inclusion6 decks9 decks
44%synergy
Ancient Tomb
44%inclusion4 decks9 decks
33%synergy
The One Ring
44%inclusion4 decks9 decks
32%synergy
Force of Will
44%inclusion4 decks9 decks
28%synergy
The Tabernacle at Pendrell Vale
11%inclusion1 decks9 decks
11%synergy
Mana Vault
11%inclusion1 decks9 decks
1%synergy
Creatures
Hydroelectric Specimen
56%inclusion5 decks9 decks
42%synergy
Spark Double
56%inclusion5 decks9 decks
42%synergy
Guildpact Informant
44%inclusion4 decks9 decks
43%synergy
Coretapper
44%inclusion4 decks9 decks
44%synergy
Ingenious Prodigy
44%inclusion4 decks9 decks
43%synergy
Pollywog Prodigy
44%inclusion4 decks9 decks
41%synergy
Benthic Biomancer
44%inclusion4 decks9 decks
43%synergy
Filigree Sages
44%inclusion4 decks9 decks
44%synergy
Mindless Automaton
44%inclusion4 decks9 decks
44%synergy
Trinket Mage
44%inclusion4 decks9 decks
35%synergy
Wan Shi Tong, Librarian
40%inclusion2 decks5 decks
33%synergy
Displacer Kitten
33%inclusion3 decks9 decks
24%synergy
Snapcaster Mage
33%inclusion3 decks9 decks
27%synergy
Myojin of Cryptic Dreams
33%inclusion3 decks9 decks
32%synergy
Viral Drake
33%inclusion3 decks9 decks
32%synergy
Archaeomancer
33%inclusion3 decks9 decks
18%synergy
Lighthouse Chronologist
33%inclusion3 decks9 decks
32%synergy
Deepglow Skate
33%inclusion3 decks9 decks
32%synergy
Silent Arbiter
22%inclusion2 decks9 decks
19%synergy
Malcolm, Alluring Scoundrel
22%inclusion2 decks9 decks
17%synergy
Jace, Vryn's Prodigy
22%inclusion2 decks9 decks
21%synergy
Fatespinner
22%inclusion2 decks9 decks
21%synergy
Faerie Mastermind
22%inclusion2 decks9 decks
7%synergy
Thing in the Ice
22%inclusion2 decks9 decks
21%synergy
Lulu, Stern Guardian
13%inclusion1 decks8 decks
10%synergy
Gogo, Master of Mimicry
13%inclusion1 decks8 decks
10%synergy
Trophy Mage
11%inclusion1 decks9 decks
5%synergy
Peregrine Drake
11%inclusion1 decks9 decks
3%synergy
Foundry Inspector
11%inclusion1 decks9 decks
-3%synergy
Psychosis Crawler
11%inclusion1 decks9 decks
-4%synergy
Vexing Radgull
11%inclusion1 decks9 decks
11%synergy
Phyrexian Metamorph
11%inclusion1 decks9 decks
-8%synergy
Toothy, Imaginary Friend
11%inclusion1 decks9 decks
8%synergy
Spellseeker
11%inclusion1 decks9 decks
3%synergy
Walking Ballista
11%inclusion1 decks9 decks
6%synergy
Sai, Master Thopterist
11%inclusion1 decks9 decks
-1%synergy
Mercurial Spelldancer
11%inclusion1 decks9 decks
9%synergy
Chasm Skulker
11%inclusion1 decks9 decks
-2%synergy
Drift of Phantasms
11%inclusion1 decks9 decks
9%synergy
Chrome Host Seedshark
11%inclusion1 decks9 decks
7%synergy
Etherium Sculptor
11%inclusion1 decks9 decks
-6%synergy
Forensic Gadgeteer
11%inclusion1 decks9 decks
1%synergy
Jin-Gitaxias
11%inclusion1 decks9 decks
8%synergy
Ulamog, the Infinite Gyre
11%inclusion1 decks9 decks
10%synergy
Glasspool Mimic
11%inclusion1 decks9 decks
5%synergy
Tribute Mage
11%inclusion1 decks9 decks
4%synergy
Twenty-Toed Toad
11%inclusion1 decks9 decks
5%synergy
Hullbreaker Horror
11%inclusion1 decks9 decks
-14%synergy
Jhoira's Familiar
11%inclusion1 decks9 decks
6%synergy
Blighted Agent
11%inclusion1 decks9 decks
9%synergy
Instants
Sink into Stupor
67%inclusion6 decks9 decks
45%synergy
Muddle the Mixture
56%inclusion5 decks9 decks
40%synergy
Reject Imperfection
56%inclusion5 decks9 decks
53%synergy
An Offer You Can't Refuse
44%inclusion4 decks9 decks
7%synergy
Arcane Denial
44%inclusion4 decks9 decks
8%synergy
Blue Sun's Zenith
33%inclusion3 decks9 decks
22%synergy
Resculpt
33%inclusion3 decks9 decks
16%synergy
Swan Song
33%inclusion3 decks9 decks
6%synergy
Engulf the Shore
33%inclusion3 decks9 decks
25%synergy
Force of Negation
33%inclusion3 decks9 decks
18%synergy
Radstorm
33%inclusion3 decks9 decks
31%synergy
Negate
22%inclusion2 decks9 decks
-15%synergy
Brainstorm
22%inclusion2 decks9 decks
-19%synergy
Fuel for the Cause
22%inclusion2 decks9 decks
21%synergy
Aetherize
22%inclusion2 decks9 decks
-8%synergy
Tale's End
22%inclusion2 decks9 decks
19%synergy
Cryptic Command
22%inclusion2 decks9 decks
10%synergy
Silundi Vision
22%inclusion2 decks9 decks
17%synergy
Pull from Tomorrow
22%inclusion2 decks9 decks
13%synergy
Misdirection
22%inclusion2 decks9 decks
17%synergy
Dramatic Reversal
22%inclusion2 decks9 decks
3%synergy
Three Steps Ahead
11%inclusion1 decks9 decks
1%synergy
Refute
11%inclusion1 decks9 decks
6%synergy
Nexus of Fate
11%inclusion1 decks9 decks
6%synergy
Reality Shift
11%inclusion1 decks9 decks
-16%synergy
Opt
11%inclusion1 decks9 decks
-14%synergy
Strix Serenade
11%inclusion1 decks9 decks
2%synergy
Dizzy Spell
11%inclusion1 decks9 decks
10%synergy
Archmage's Charm
11%inclusion1 decks9 decks
-6%synergy
Jwari Disruption
11%inclusion1 decks9 decks
6%synergy
Delay
11%inclusion1 decks9 decks
7%synergy
Beyeen Veil
11%inclusion1 decks9 decks
10%synergy
Drown in Dreams
11%inclusion1 decks9 decks
6%synergy
Desynchronization
11%inclusion1 decks9 decks
6%synergy
High Tide
11%inclusion1 decks9 decks
-33%synergy
Trap the Trespassers
11%inclusion1 decks9 decks
11%synergy
Evacuation
11%inclusion1 decks9 decks
3%synergy
Sorceries
Reshape
44%inclusion4 decks9 decks
38%synergy
Finale of Revelation
44%inclusion4 decks9 decks
37%synergy
Ponder
22%inclusion2 decks9 decks
-7%synergy
Stock Up
22%inclusion2 decks9 decks
18%synergy
Sea Gate Restoration
22%inclusion2 decks9 decks
7%synergy
Transmute Artifact
22%inclusion2 decks9 decks
19%synergy
Windfall
11%inclusion1 decks9 decks
-11%synergy
Enter the Infinite
11%inclusion1 decks9 decks
6%synergy
Merchant Scroll
11%inclusion1 decks9 decks
2%synergy
Preordain
11%inclusion1 decks9 decks
-12%synergy
Spectral Deluge
11%inclusion1 decks9 decks
1%synergy
Universal Surveillance
11%inclusion1 decks9 decks
10%synergy
Timetwister
11%inclusion1 decks9 decks
9%synergy
Vivisurgeon's Insight
11%inclusion1 decks9 decks
9%synergy
Ravenform
11%inclusion1 decks9 decks
3%synergy
Solve the Equation
11%inclusion1 decks9 decks
-1%synergy
Utility Artifacts
Voltaic Key
56%inclusion5 decks9 decks
50%synergy
Manifold Key
44%inclusion4 decks9 decks
37%synergy
Moonsilver Key
44%inclusion4 decks9 decks
41%synergy
Surge Node
44%inclusion4 decks9 decks
44%synergy
Ichormoon Gauntlet
44%inclusion4 decks9 decks
43%synergy
Sapphire Medallion
44%inclusion4 decks9 decks
-15%synergy
The Chain Veil
44%inclusion4 decks9 decks
44%synergy
Insight Engine
43%inclusion3 decks7 decks
38%synergy
Contagion Clasp
33%inclusion3 decks9 decks
32%synergy
Throne of Geth
33%inclusion3 decks9 decks
33%synergy
Sword of Truth and Justice
33%inclusion3 decks9 decks
32%synergy
Transmogrifying Wand
33%inclusion3 decks9 decks
33%synergy
Rings of Brighthearth
33%inclusion3 decks9 decks
27%synergy
Lightning Greaves
33%inclusion3 decks9 decks
7%synergy
Teferi's Puzzle Box
22%inclusion2 decks9 decks
21%synergy
Contagion Engine
22%inclusion2 decks9 decks
21%synergy
Swiftfoot Boots
22%inclusion2 decks9 decks
-6%synergy
Isochron Scepter
22%inclusion2 decks9 decks
5%synergy
Uthros Research Craft
14%inclusion1 decks7 decks
7%synergy
Lithoform Engine
11%inclusion1 decks9 decks
9%synergy
Soul-Guide Lantern
11%inclusion1 decks9 decks
6%synergy
Umezawa's Jitte
11%inclusion1 decks9 decks
11%synergy
The Millennium Calendar
11%inclusion1 decks9 decks
9%synergy
Gavel of the Righteous
11%inclusion1 decks9 decks
10%synergy
Crawlspace
11%inclusion1 decks9 decks
8%synergy
Cloud Key
11%inclusion1 decks9 decks
4%synergy
Power Conduit
11%inclusion1 decks9 decks
10%synergy
Wayfarer's Bauble
11%inclusion1 decks9 decks
-6%synergy
Mindsplice Apparatus
11%inclusion1 decks9 decks
7%synergy
Clock of Omens
11%inclusion1 decks9 decks
9%synergy
Sculpting Steel
11%inclusion1 decks9 decks
4%synergy
Forsaken Monument
11%inclusion1 decks9 decks
8%synergy
Lost Jitte
11%inclusion1 decks9 decks
11%synergy
Darksteel Reactor
11%inclusion1 decks9 decks
10%synergy
Endless Atlas
11%inclusion1 decks9 decks
10%synergy
Staff of Domination
11%inclusion1 decks9 decks
9%synergy
Lux Cannon
11%inclusion1 decks9 decks
10%synergy
Enchantments
Mystic Remora
56%inclusion5 decks9 decks
29%synergy
As Foretold
33%inclusion3 decks9 decks
29%synergy
Wizard Class
22%inclusion2 decks9 decks
5%synergy
The Phasing of Zhalfir
22%inclusion2 decks9 decks
21%synergy
Dress Down
22%inclusion2 decks9 decks
20%synergy
Propaganda
22%inclusion2 decks9 decks
-9%synergy
Teferi's Ageless Insight
11%inclusion1 decks9 decks
-6%synergy
Imprisoned in the Moon
11%inclusion1 decks9 decks
-1%synergy
Lost in the Maze
11%inclusion1 decks9 decks
9%synergy
Ominous Seas
11%inclusion1 decks9 decks
0%synergy
Archmage Ascension
11%inclusion1 decks9 decks
9%synergy
Omniscience
11%inclusion1 decks9 decks
2%synergy
Oath of Jace
11%inclusion1 decks9 decks
11%synergy
Planeswalkers
Teferi, Temporal Archmage
44%inclusion4 decks9 decks
43%synergy
Jace, Unraveler of Secrets
44%inclusion4 decks9 decks
43%synergy
Tamiyo, the Moon Sage
44%inclusion4 decks9 decks
43%synergy
Will Kenrith
33%inclusion3 decks9 decks
33%synergy
Tezzeret, Betrayer of Flesh
33%inclusion3 decks9 decks
31%synergy
Jace, the Mind Sculptor
33%inclusion3 decks9 decks
30%synergy
Tezzeret, Artifice Master
33%inclusion3 decks9 decks
30%synergy
Teferi, Master of Time
33%inclusion3 decks9 decks
29%synergy
Jace, Wielder of Mysteries
22%inclusion2 decks9 decks
7%synergy
Teferi, Temporal Pilgrim
22%inclusion2 decks9 decks
17%synergy
Jace Reawakened
22%inclusion2 decks9 decks
21%synergy
Ugin, the Ineffable
11%inclusion1 decks9 decks
9%synergy
Jace, Architect of Thought
11%inclusion1 decks9 decks
10%synergy
Jace, Arcane Strategist
11%inclusion1 decks9 decks
10%synergy
Jace, Memory Adept
11%inclusion1 decks9 decks
8%synergy
Mordenkainen
11%inclusion1 decks9 decks
8%synergy
Vronos, Masked Inquisitor
11%inclusion1 decks9 decks
11%synergy
Kasmina, Enigmatic Mentor
11%inclusion1 decks9 decks
9%synergy
Utility Lands
Mystic Sanctuary
100%inclusion9 decks9 decks
50%synergy
Academy Ruins
89%inclusion8 decks9 decks
70%synergy
Mage-Ring Network
56%inclusion5 decks9 decks
55%synergy
Urza's Saga
56%inclusion5 decks9 decks
39%synergy
Nykthos, Shrine to Nyx
56%inclusion5 decks9 decks
39%synergy
Nesting Grounds
56%inclusion5 decks9 decks
53%synergy
Maze of Ith
44%inclusion4 decks9 decks
40%synergy
Tolaria West
44%inclusion4 decks9 decks
39%synergy
War Room
44%inclusion4 decks9 decks
29%synergy
Reliquary Tower
44%inclusion4 decks9 decks
-12%synergy
Saprazzan Skerry
44%inclusion4 decks9 decks
41%synergy
Otawara, Soaring City
44%inclusion4 decks9 decks
19%synergy
Blast Zone
33%inclusion3 decks9 decks
31%synergy
Inkmoth Nexus
33%inclusion3 decks9 decks
32%synergy
Inventors' Fair
33%inclusion3 decks9 decks
20%synergy
Wasteland
22%inclusion2 decks9 decks
21%synergy
Mistrise Village
22%inclusion2 decks9 decks
13%synergy
Buried Ruin
22%inclusion2 decks9 decks
10%synergy
Seat of the Synod
22%inclusion2 decks9 decks
3%synergy
Magosi, the Waterveil
22%inclusion2 decks9 decks
22%synergy
Command Beacon
22%inclusion2 decks9 decks
18%synergy
Diamond City
22%inclusion2 decks9 decks
22%synergy
Strip Mine
22%inclusion2 decks9 decks
19%synergy
Rogue's Passage
22%inclusion2 decks9 decks
7%synergy
Uthros, Titanic Godcore
14%inclusion1 decks7 decks
4%synergy
Crystal Vein
11%inclusion1 decks9 decks
9%synergy
Field of the Dead
11%inclusion1 decks9 decks
11%synergy
Archway of Innovation
11%inclusion1 decks9 decks
0%synergy
Castle Vantress
11%inclusion1 decks9 decks
-7%synergy
Mana Artifacts
Everflowing Chalice
100%inclusion9 decks9 decks
84%synergy
Sol Ring
100%inclusion9 decks9 decks
15%synergy
Astral Cornucopia
78%inclusion7 decks9 decks
75%synergy
Staff of Compleation
56%inclusion5 decks9 decks
54%synergy
Glistening Sphere
56%inclusion5 decks9 decks
55%synergy
Empowered Autogenerator
44%inclusion4 decks9 decks
43%synergy
Thought Vessel
33%inclusion3 decks9 decks
-18%synergy
Arcane Signet
22%inclusion2 decks9 decks
-43%synergy
Pentad Prism
22%inclusion2 decks9 decks
22%synergy
The Eternity Elevator
14%inclusion1 decks7 decks
12%synergy
Replicating Ring
11%inclusion1 decks9 decks
9%synergy
Aetheric Amplifier
11%inclusion1 decks9 decks
10%synergy
Strixhaven Stadium
11%inclusion1 decks9 decks
10%synergy
Machine God's Effigy
11%inclusion1 decks9 decks
8%synergy
Basalt Monolith
11%inclusion1 decks9 decks
1%synergy
Thran Dynamo
11%inclusion1 decks9 decks
-2%synergy
Honor-Worn Shaku
11%inclusion1 decks9 decks
10%synergy
Extraplanar Lens
11%inclusion1 decks9 decks
3%synergy
Chrome Mox
11%inclusion1 decks9 decks
2%synergy
Mox Diamond
11%inclusion1 decks9 decks
5%synergy
Lands
Island
100%inclusion9 decks9 decks
6%synergy
Sink into Stupor
67%inclusion6 decks9 decks
45%synergy
The Mycosynth Gardens
56%inclusion5 decks9 decks
50%synergy
Hydroelectric Specimen
56%inclusion5 decks9 decks
42%synergy
Tendo Ice Bridge
33%inclusion3 decks9 decks
33%synergy
Gemstone Caverns
33%inclusion3 decks9 decks
27%synergy
Myriad Landscape
22%inclusion2 decks9 decks
-3%synergy
Sea Gate Restoration
22%inclusion2 decks9 decks
7%synergy
Silundi Vision
22%inclusion2 decks9 decks
17%synergy
Snow-Covered Island
11%inclusion1 decks9 decks
3%synergy
Cavern of Souls
11%inclusion1 decks9 decks
7%synergy
Demolition Field
11%inclusion1 decks9 decks
6%synergy
Jwari Disruption
11%inclusion1 decks9 decks
6%synergy
Plaza of Heroes
11%inclusion1 decks9 decks
10%synergy
Beyeen Veil
11%inclusion1 decks9 decks
10%synergy
Glasspool Mimic
11%inclusion1 decks9 decks
5%synergy
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