Tekuthal, Inquiry Dominus (Commander) - Expensive Optimized

Tekuthal, Inquiry Dominus
Rank #939
10decks
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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
Flux Channeler
100%inclusion10 decks10 decks
94%synergy
Karn's Bastion
90%inclusion9 decks10 decks
85%synergy
Experimental Augury
90%inclusion9 decks10 decks
85%synergy
Prologue to Phyresis
80%inclusion8 decks10 decks
77%synergy
Dreamtide Whale
80%inclusion8 decks10 decks
76%synergy
Tezzeret's Gambit
80%inclusion8 decks10 decks
75%synergy
Radstorm
70%inclusion7 decks10 decks
68%synergy
Contentious Plan
70%inclusion7 decks10 decks
66%synergy
Force of Negation
80%inclusion8 decks10 decks
65%synergy
Mystic Remora
90%inclusion9 decks10 decks
63%synergy
Top Cards
Sapphire Medallion
90%inclusion9 decks10 decks
30%synergy
Fabricate
80%inclusion8 decks10 decks
59%synergy
Mana Drain
70%inclusion7 decks10 decks
43%synergy
Muddle the Mixture
60%inclusion6 decks10 decks
45%synergy
Viral Drake
60%inclusion6 decks10 decks
58%synergy
Inexorable Tide
60%inclusion6 decks10 decks
56%synergy
Faerie Mastermind
60%inclusion6 decks10 decks
45%synergy
Steady Progress
60%inclusion6 decks10 decks
57%synergy
Blighted Agent
60%inclusion6 decks10 decks
58%synergy
Teferi, Master of Time
60%inclusion6 decks10 decks
55%synergy
Game Changers
Cyclonic Rift
100%inclusion10 decks10 decks
68%synergy
Rhystic Study
100%inclusion10 decks10 decks
68%synergy
Force of Will
100%inclusion10 decks10 decks
83%synergy
Fierce Guardianship
100%inclusion10 decks10 decks
77%synergy
Ancient Tomb
90%inclusion9 decks10 decks
79%synergy
Mystical Tutor
90%inclusion9 decks10 decks
68%synergy
The One Ring
90%inclusion9 decks10 decks
78%synergy
Narset, Parter of Veils
90%inclusion9 decks10 decks
80%synergy
Mana Vault
60%inclusion6 decks10 decks
50%synergy
Chrome Mox
50%inclusion5 decks10 decks
41%synergy
Creatures
Thrummingbird
50%inclusion5 decks10 decks
45%synergy
Spellseeker
50%inclusion5 decks10 decks
42%synergy
Hydroelectric Specimen
50%inclusion5 decks10 decks
36%synergy
Deepglow Skate
40%inclusion4 decks10 decks
38%synergy
Wan Shi Tong, Librarian
40%inclusion2 decks5 decks
33%synergy
Snapcaster Mage
40%inclusion4 decks10 decks
33%synergy
Ledger Shredder
40%inclusion4 decks10 decks
33%synergy
Pollywog Prodigy
30%inclusion3 decks10 decks
26%synergy
Silent Arbiter
30%inclusion3 decks10 decks
27%synergy
Gilded Drake
30%inclusion3 decks10 decks
28%synergy
Spark Double
30%inclusion3 decks10 decks
17%synergy
Lighthouse Chronologist
30%inclusion3 decks10 decks
29%synergy
Hullbreaker Horror
30%inclusion3 decks10 decks
5%synergy
Harbinger of the Seas
20%inclusion2 decks10 decks
12%synergy
Guildpact Informant
20%inclusion2 decks10 decks
18%synergy
Trinket Mage
20%inclusion2 decks10 decks
11%synergy
Trophy Mage
20%inclusion2 decks10 decks
14%synergy
Consecrated Sphinx
20%inclusion2 decks10 decks
8%synergy
Phyrexian Metamorph
20%inclusion2 decks10 decks
1%synergy
Walking Ballista
20%inclusion2 decks10 decks
15%synergy
Archmage Emeritus
20%inclusion2 decks10 decks
0%synergy
Gogo, Master of Mimicry
13%inclusion1 decks8 decks
10%synergy
Surge Conductor
13%inclusion1 decks8 decks
10%synergy
Constrictor Sage
11%inclusion1 decks9 decks
11%synergy
Mirelurk Queen
10%inclusion1 decks10 decks
8%synergy
Shackle Slinger
10%inclusion1 decks10 decks
10%synergy
Fatespinner
10%inclusion1 decks10 decks
8%synergy
Chrome Host Seedshark
10%inclusion1 decks10 decks
6%synergy
Sakashima of a Thousand Faces
10%inclusion1 decks10 decks
4%synergy
Transit Mage
10%inclusion1 decks10 decks
8%synergy
Mockingbird
10%inclusion1 decks10 decks
6%synergy
Leveler
10%inclusion1 decks10 decks
9%synergy
Spellskite
10%inclusion1 decks10 decks
-1%synergy
Urza, Lord High Artificer
10%inclusion1 decks10 decks
2%synergy
Splash Lasher
10%inclusion1 decks10 decks
10%synergy
Venser, Shaper Savant
10%inclusion1 decks10 decks
4%synergy
Grappling Kraken
10%inclusion1 decks10 decks
9%synergy
Vexing Radgull
10%inclusion1 decks10 decks
9%synergy
Toothy, Imaginary Friend
10%inclusion1 decks10 decks
6%synergy
Zygon Infiltrator
10%inclusion1 decks10 decks
10%synergy
Fear of Sleep Paralysis
10%inclusion1 decks10 decks
9%synergy
Laboratory Maniac
10%inclusion1 decks10 decks
-10%synergy
Glasspool Mimic
10%inclusion1 decks10 decks
4%synergy
Jin-Gitaxias, Core Augur
10%inclusion1 decks10 decks
5%synergy
Marketback Walker
10%inclusion1 decks10 decks
9%synergy
Displacer Kitten
10%inclusion1 decks10 decks
0%synergy
Thassa's Oracle
10%inclusion1 decks10 decks
-2%synergy
Floodpits Drowner
10%inclusion1 decks10 decks
9%synergy
Kira, Great Glass-Spinner
10%inclusion1 decks10 decks
7%synergy
Drift of Phantasms
10%inclusion1 decks10 decks
8%synergy
Instants
Brainstorm
60%inclusion6 decks10 decks
19%synergy
Sink into Stupor
60%inclusion6 decks10 decks
38%synergy
Serum Snare
60%inclusion6 decks10 decks
57%synergy
Swan Song
50%inclusion5 decks10 decks
23%synergy
Counterspell
50%inclusion5 decks10 decks
-16%synergy
An Offer You Can't Refuse
40%inclusion4 decks10 decks
2%synergy
Arcane Denial
40%inclusion4 decks10 decks
4%synergy
High Tide
40%inclusion4 decks10 decks
-4%synergy
Dig Through Time
40%inclusion4 decks10 decks
31%synergy
Ripples of Potential
40%inclusion4 decks10 decks
37%synergy
Dramatic Reversal
40%inclusion4 decks10 decks
21%synergy
Pact of Negation
40%inclusion4 decks10 decks
30%synergy
Reject Imperfection
40%inclusion4 decks10 decks
37%synergy
Engulf the Shore
40%inclusion4 decks10 decks
32%synergy
Mission Briefing
30%inclusion3 decks10 decks
27%synergy
Whir of Invention
30%inclusion3 decks10 decks
18%synergy
Fuel for the Cause
30%inclusion3 decks10 decks
28%synergy
Flusterstorm
30%inclusion3 decks10 decks
20%synergy
Delay
30%inclusion3 decks10 decks
26%synergy
Silundi Vision
30%inclusion3 decks10 decks
25%synergy
Evacuation
30%inclusion3 decks10 decks
22%synergy
Mental Misstep
30%inclusion3 decks10 decks
23%synergy
Flare of Denial
30%inclusion3 decks10 decks
23%synergy
Pongify
20%inclusion2 decks10 decks
-20%synergy
Nexus of Fate
20%inclusion2 decks10 decks
14%synergy
Cryptic Command
20%inclusion2 decks10 decks
8%synergy
Desynchronization
20%inclusion2 decks10 decks
15%synergy
Rapid Hybridization
10%inclusion1 decks10 decks
-24%synergy
Tale's End
10%inclusion1 decks10 decks
7%synergy
Long-Term Plans
10%inclusion1 decks10 decks
7%synergy
Frantic Search
10%inclusion1 decks10 decks
-21%synergy
Chain of Vapor
10%inclusion1 decks10 decks
5%synergy
Mindbreak Trap
10%inclusion1 decks10 decks
4%synergy
Wicked Slumber
10%inclusion1 decks10 decks
10%synergy
Reality Shift
10%inclusion1 decks10 decks
-16%synergy
Succumb to the Cold
10%inclusion1 decks10 decks
10%synergy
Aetherize
10%inclusion1 decks10 decks
-21%synergy
Misdirection
10%inclusion1 decks10 decks
5%synergy
Borne Upon a Wind
10%inclusion1 decks10 decks
5%synergy
Trap the Trespassers
10%inclusion1 decks10 decks
10%synergy
Fact or Fiction
10%inclusion1 decks10 decks
1%synergy
Gifts Ungiven
10%inclusion1 decks10 decks
8%synergy
Blue Sun's Zenith
10%inclusion1 decks10 decks
-1%synergy
Dispel
10%inclusion1 decks10 decks
1%synergy
Opt
10%inclusion1 decks10 decks
-15%synergy
Turnabout
10%inclusion1 decks10 decks
7%synergy
Strix Serenade
10%inclusion1 decks10 decks
1%synergy
Resculpt
10%inclusion1 decks10 decks
-7%synergy
Submerge
10%inclusion1 decks10 decks
9%synergy
Sorceries
Merchant Scroll
60%inclusion6 decks10 decks
51%synergy
Windfall
60%inclusion6 decks10 decks
38%synergy
Ponder
50%inclusion5 decks10 decks
21%synergy
Sea Gate Restoration
50%inclusion5 decks10 decks
35%synergy
Timetwister
50%inclusion5 decks10 decks
48%synergy
Preordain
40%inclusion4 decks10 decks
17%synergy
Solve the Equation
30%inclusion3 decks10 decks
18%synergy
Vivisurgeon's Insight
30%inclusion3 decks10 decks
28%synergy
Consuming Tide
30%inclusion3 decks10 decks
27%synergy
Devastation Tide
30%inclusion3 decks10 decks
27%synergy
Gitaxian Probe
20%inclusion2 decks10 decks
9%synergy
Serum Visions
20%inclusion2 decks10 decks
11%synergy
Temporal Manipulation
20%inclusion2 decks10 decks
16%synergy
Time Warp
20%inclusion2 decks10 decks
14%synergy
Transmute Artifact
20%inclusion2 decks10 decks
16%synergy
Freeze in Place
10%inclusion1 decks10 decks
9%synergy
Tranquilize
10%inclusion1 decks10 decks
10%synergy
Temporal Mastery
10%inclusion1 decks10 decks
7%synergy
Capture of Jingzhou
10%inclusion1 decks10 decks
7%synergy
Impede Momentum
10%inclusion1 decks10 decks
9%synergy
Stall Out
10%inclusion1 decks10 decks
10%synergy
Savor the Moment
10%inclusion1 decks10 decks
9%synergy
Echo of Eons
10%inclusion1 decks10 decks
7%synergy
Treasure Cruise
10%inclusion1 decks10 decks
-1%synergy
Temporal Trespass
10%inclusion1 decks10 decks
8%synergy
Time Spiral
10%inclusion1 decks10 decks
9%synergy
Raise the Palisade
10%inclusion1 decks10 decks
7%synergy
Utility Artifacts
Ichormoon Gauntlet
50%inclusion5 decks10 decks
48%synergy
Isochron Scepter
50%inclusion5 decks10 decks
33%synergy
Contagion Engine
40%inclusion4 decks10 decks
39%synergy
Swiftfoot Boots
30%inclusion3 decks10 decks
2%synergy
Lightning Greaves
30%inclusion3 decks10 decks
4%synergy
The Chain Veil
30%inclusion3 decks10 decks
29%synergy
Insight Engine
25%inclusion2 decks8 decks
20%synergy
Magistrate's Scepter
20%inclusion2 decks10 decks
19%synergy
Sword of Truth and Justice
20%inclusion2 decks10 decks
19%synergy
Sensei's Divining Top
10%inclusion1 decks10 decks
-5%synergy
Soul-Guide Lantern
10%inclusion1 decks10 decks
5%synergy
Throne of Geth
10%inclusion1 decks10 decks
9%synergy
Meekstone
10%inclusion1 decks10 decks
9%synergy
Alhammarret's Archive
10%inclusion1 decks10 decks
7%synergy
Grafted Exoskeleton
10%inclusion1 decks10 decks
9%synergy
The Millennium Calendar
10%inclusion1 decks10 decks
8%synergy
Contagion Clasp
10%inclusion1 decks10 decks
9%synergy
Recon Craft Theta
10%inclusion1 decks10 decks
10%synergy
Lost Jitte
10%inclusion1 decks10 decks
10%synergy
Darksteel Reactor
10%inclusion1 decks10 decks
9%synergy
Mjölnir, Storm Hammer
10%inclusion1 decks10 decks
9%synergy
Rings of Brighthearth
10%inclusion1 decks10 decks
4%synergy
Lux Cannon
10%inclusion1 decks10 decks
9%synergy
Enchantments
Copy Artifact
30%inclusion3 decks10 decks
26%synergy
Dress Down
20%inclusion2 decks10 decks
18%synergy
As Foretold
20%inclusion2 decks10 decks
16%synergy
Propaganda
20%inclusion2 decks10 decks
-11%synergy
Teferi's Ageless Insight
10%inclusion1 decks10 decks
-7%synergy
Ominous Seas
10%inclusion1 decks10 decks
-1%synergy
Omniscience
10%inclusion1 decks10 decks
1%synergy
Leyline of Anticipation
10%inclusion1 decks10 decks
1%synergy
Mechanized Production
10%inclusion1 decks10 decks
3%synergy
Corrupted Conscience
10%inclusion1 decks10 decks
8%synergy
Back to Basics
10%inclusion1 decks10 decks
3%synergy
Imprisoned in the Moon
10%inclusion1 decks10 decks
-2%synergy
Lost in the Maze
10%inclusion1 decks10 decks
8%synergy
Struggle for Project Purity
10%inclusion1 decks10 decks
8%synergy
The Phasing of Zhalfir
10%inclusion1 decks10 decks
9%synergy
Scroll of Isildur
10%inclusion1 decks10 decks
9%synergy
Planeswalkers
Tezzeret the Seeker
50%inclusion5 decks10 decks
41%synergy
Teferi, Temporal Archmage
30%inclusion3 decks10 decks
29%synergy
Tamiyo, the Moon Sage
30%inclusion3 decks10 decks
28%synergy
Jace, Wielder of Mysteries
20%inclusion2 decks10 decks
5%synergy
Jace, Cunning Castaway
20%inclusion2 decks10 decks
19%synergy
Will Kenrith
20%inclusion2 decks10 decks
20%synergy
Jace, the Mind Sculptor
20%inclusion2 decks10 decks
17%synergy
Jace Reawakened
20%inclusion2 decks10 decks
19%synergy
Jace, Unraveler of Secrets
20%inclusion2 decks10 decks
18%synergy
Tezzeret, Artifice Master
20%inclusion2 decks10 decks
16%synergy
Tezzeret, Cruel Captain
13%inclusion1 decks8 decks
6%synergy
Jace, the Living Guildpact
10%inclusion1 decks10 decks
9%synergy
Jace, Mirror Mage
10%inclusion1 decks10 decks
9%synergy
Ugin, the Ineffable
10%inclusion1 decks10 decks
8%synergy
Ugin, Eye of the Storms
10%inclusion1 decks10 decks
8%synergy
Vronos, Masked Inquisitor
10%inclusion1 decks10 decks
10%synergy
Karn, the Great Creator
10%inclusion1 decks10 decks
7%synergy
Ugin, the Spirit Dragon
10%inclusion1 decks10 decks
9%synergy
Utility Lands
Otawara, Soaring City
80%inclusion8 decks10 decks
54%synergy
Mystic Sanctuary
70%inclusion7 decks10 decks
20%synergy
Reliquary Tower
50%inclusion5 decks10 decks
-6%synergy
Inkmoth Nexus
50%inclusion5 decks10 decks
48%synergy
Academy Ruins
50%inclusion5 decks10 decks
31%synergy
Urza's Saga
40%inclusion4 decks10 decks
23%synergy
Nykthos, Shrine to Nyx
40%inclusion4 decks10 decks
24%synergy
War Room
40%inclusion4 decks10 decks
24%synergy
Cephalid Coliseum
30%inclusion3 decks10 decks
21%synergy
Rivendell
30%inclusion3 decks10 decks
19%synergy
Mistrise Village
22%inclusion2 decks9 decks
13%synergy
Blast Zone
20%inclusion2 decks10 decks
18%synergy
Inventors' Fair
20%inclusion2 decks10 decks
7%synergy
Castle Vantress
20%inclusion2 decks10 decks
2%synergy
Minamo, School at Water's Edge
20%inclusion2 decks10 decks
7%synergy
Uthros, Titanic Godcore
13%inclusion1 decks8 decks
2%synergy
Emergence Zone
10%inclusion1 decks10 decks
6%synergy
Geier Reach Sanitarium
10%inclusion1 decks10 decks
7%synergy
Field of the Dead
10%inclusion1 decks10 decks
10%synergy
Wasteland
10%inclusion1 decks10 decks
9%synergy
Mage-Ring Network
10%inclusion1 decks10 decks
9%synergy
Coral Atoll
10%inclusion1 decks10 decks
7%synergy
Crystal Vein
10%inclusion1 decks10 decks
8%synergy
Strip Mine
10%inclusion1 decks10 decks
7%synergy
Maze of Ith
10%inclusion1 decks10 decks
5%synergy
The Tabernacle at Pendrell Vale
10%inclusion1 decks10 decks
10%synergy
Terrain Generator
10%inclusion1 decks10 decks
2%synergy
Nesting Grounds
10%inclusion1 decks10 decks
8%synergy
The Surgical Bay
10%inclusion1 decks10 decks
9%synergy
Mana Artifacts
Sol Ring
100%inclusion10 decks10 decks
15%synergy
Astral Cornucopia
80%inclusion8 decks10 decks
77%synergy
Everflowing Chalice
70%inclusion7 decks10 decks
54%synergy
Arcane Signet
60%inclusion6 decks10 decks
-5%synergy
Glistening Sphere
50%inclusion5 decks10 decks
49%synergy
Staff of Compleation
50%inclusion5 decks10 decks
48%synergy
Mox Diamond
40%inclusion4 decks10 decks
34%synergy
Lotus Petal
30%inclusion3 decks10 decks
18%synergy
Thought Vessel
30%inclusion3 decks10 decks
-22%synergy
Mox Amber
30%inclusion3 decks10 decks
23%synergy
Mox Opal
20%inclusion2 decks10 decks
10%synergy
Aetheric Amplifier
20%inclusion2 decks10 decks
19%synergy
Throne of Eldraine
20%inclusion2 decks10 decks
11%synergy
Empowered Autogenerator
20%inclusion2 decks10 decks
19%synergy
Grim Monolith
20%inclusion2 decks10 decks
15%synergy
Bender's Waterskin
17%inclusion1 decks6 decks
6%synergy
The Eternity Elevator
13%inclusion1 decks8 decks
10%synergy
Fellwar Stone
10%inclusion1 decks10 decks
-10%synergy
Midnight Clock
10%inclusion1 decks10 decks
-10%synergy
Coalition Relic
10%inclusion1 decks10 decks
9%synergy
The Aetherspark
10%inclusion1 decks10 decks
9%synergy
Machine God's Effigy
10%inclusion1 decks10 decks
7%synergy
Honor-Worn Shaku
10%inclusion1 decks10 decks
9%synergy
Extraplanar Lens
10%inclusion1 decks10 decks
2%synergy
Vexing Puzzlebox
10%inclusion1 decks10 decks
9%synergy
Lands
Island
70%inclusion7 decks10 decks
-24%synergy
Gemstone Caverns
70%inclusion7 decks10 decks
64%synergy
Sink into Stupor
60%inclusion6 decks10 decks
38%synergy
Sea Gate Restoration
50%inclusion5 decks10 decks
35%synergy
Hydroelectric Specimen
50%inclusion5 decks10 decks
36%synergy
Misty Rainforest
40%inclusion4 decks10 decks
32%synergy
Flooded Strand
40%inclusion4 decks10 decks
32%synergy
Cavern of Souls
40%inclusion4 decks10 decks
35%synergy
Snow-Covered Island
40%inclusion4 decks10 decks
32%synergy
Scalding Tarn
40%inclusion4 decks10 decks
32%synergy
Polluted Delta
40%inclusion4 decks10 decks
32%synergy
Silundi Vision
30%inclusion3 decks10 decks
25%synergy
Prismatic Vista
30%inclusion3 decks10 decks
26%synergy
The Mycosynth Gardens
20%inclusion2 decks10 decks
15%synergy
Glasspool Mimic
10%inclusion1 decks10 decks
4%synergy
Mirrex
10%inclusion1 decks10 decks
9%synergy
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