Tekuthal, Inquiry Dominus (Commander) - Upgraded Infect

Tekuthal, Inquiry Dominus
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Background image for How To Play Horrors Differently In Commander
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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Glen Elendra's Answer
17%inclusion1 decks6 decks
15%synergy
High Synergy Cards
Tezzeret's Gambit
100%inclusion27 decks27 decks
95%synergy
Prologue to Phyresis
96%inclusion26 decks27 decks
93%synergy
Experimental Augury
96%inclusion26 decks27 decks
91%synergy
Flux Channeler
96%inclusion26 decks27 decks
91%synergy
Karn's Bastion
93%inclusion25 decks27 decks
88%synergy
Thrummingbird
89%inclusion24 decks27 decks
84%synergy
Blighted Agent
85%inclusion23 decks27 decks
83%synergy
Reject Imperfection
85%inclusion23 decks27 decks
82%synergy
Serum Snare
85%inclusion23 decks27 decks
82%synergy
Contentious Plan
85%inclusion23 decks27 decks
81%synergy
Top Cards
Inexorable Tide
81%inclusion22 decks27 decks
78%synergy
Dreamtide Whale
81%inclusion22 decks27 decks
77%synergy
Viral Drake
78%inclusion21 decks27 decks
76%synergy
Sapphire Medallion
78%inclusion21 decks27 decks
19%synergy
Steady Progress
70%inclusion19 decks27 decks
68%synergy
Contagion Engine
67%inclusion18 decks27 decks
65%synergy
Ripples of Potential
63%inclusion17 decks27 decks
61%synergy
Counterspell
63%inclusion17 decks27 decks
-3%synergy
Plague Myr
59%inclusion16 decks27 decks
58%synergy
Radstorm
59%inclusion16 decks27 decks
57%synergy
Game Changers
Mystical Tutor
44%inclusion12 decks27 decks
21%synergy
Narset, Parter of Veils
30%inclusion8 decks27 decks
19%synergy
Rhystic Study
19%inclusion5 decks27 decks
-14%synergy
Cyclonic Rift
19%inclusion5 decks27 decks
-15%synergy
Fierce Guardianship
11%inclusion3 decks27 decks
-12%synergy
The One Ring
7.4%inclusion2 decks27 decks
-5%synergy
Gifts Ungiven
7.4%inclusion2 decks27 decks
6%synergy
Creatures
Lulu, Stern Guardian
52%inclusion13 decks25 decks
50%synergy
Myr Convert
52%inclusion14 decks27 decks
50%synergy
Guildpact Informant
48%inclusion13 decks27 decks
46%synergy
Malcolm, Alluring Scoundrel
41%inclusion11 decks27 decks
36%synergy
Deepglow Skate
41%inclusion11 decks27 decks
39%synergy
Surge Conductor
40%inclusion8 decks20 decks
38%synergy
Ichorclaw Myr
37%inclusion10 decks27 decks
36%synergy
Chasm Skulker
33%inclusion9 decks27 decks
21%synergy
Ingenious Prodigy
33%inclusion9 decks27 decks
32%synergy
Core Prowler
30%inclusion8 decks27 decks
29%synergy
Necropede
30%inclusion8 decks27 decks
29%synergy
Phyrexian Metamorph
26%inclusion7 decks27 decks
7%synergy
Myojin of Cryptic Dreams
26%inclusion7 decks27 decks
25%synergy
Hydroelectric Specimen
26%inclusion7 decks27 decks
12%synergy
Spark Double
26%inclusion7 decks27 decks
13%synergy
Trophy Mage
22%inclusion6 decks27 decks
16%synergy
Spellseeker
22%inclusion6 decks27 decks
14%synergy
Jin-Gitaxias
22%inclusion6 decks27 decks
19%synergy
Pollywog Prodigy
19%inclusion5 decks27 decks
15%synergy
Faerie Mastermind
19%inclusion5 decks27 decks
4%synergy
Ledger Shredder
19%inclusion5 decks27 decks
12%synergy
Silent Arbiter
15%inclusion4 decks27 decks
12%synergy
Walking Ballista
15%inclusion4 decks27 decks
10%synergy
Mercurial Spelldancer
15%inclusion4 decks27 decks
12%synergy
Coretapper
15%inclusion4 decks27 decks
14%synergy
Simic Manipulator
15%inclusion4 decks27 decks
14%synergy
Defiler of Dreams
15%inclusion4 decks27 decks
6%synergy
Benthic Biomancer
15%inclusion4 decks27 decks
14%synergy
Blightsteel Colossus
15%inclusion4 decks27 decks
11%synergy
Thing in the Ice
15%inclusion4 decks27 decks
13%synergy
Trinket Mage
15%inclusion4 decks27 decks
5%synergy
Chrome Host Seedshark
11%inclusion3 decks27 decks
7%synergy
Corpse Cur
11%inclusion3 decks27 decks
11%synergy
Phyrexian Digester
11%inclusion3 decks27 decks
11%synergy
Goldberry, River-Daughter
11%inclusion3 decks27 decks
11%synergy
Katara, Waterbending Master
11%inclusion2 decks18 decks
10%synergy
Virulent Silencer
10%inclusion2 decks20 decks
9%synergy
Eluge, the Shoreless Sea
7.4%inclusion2 decks27 decks
-1%synergy
Padeem, Consul of Innovation
7.4%inclusion2 decks27 decks
-3%synergy
Vexing Radgull
7.4%inclusion2 decks27 decks
7%synergy
Snapcaster Mage
7.4%inclusion2 decks27 decks
1%synergy
Dune Mover
7.4%inclusion2 decks27 decks
7%synergy
Guard Gomazoa
7.4%inclusion2 decks27 decks
6%synergy
Kappa Cannoneer
7.4%inclusion2 decks27 decks
0%synergy
Danny Pink
7.4%inclusion2 decks27 decks
7%synergy
Etherium Sculptor
7.4%inclusion2 decks27 decks
-10%synergy
Unctus's Retrofitter
7.4%inclusion2 decks27 decks
7%synergy
Torrential Gearhulk
7.4%inclusion2 decks27 decks
4%synergy
Archaeomancer
7.4%inclusion2 decks27 decks
-8%synergy
Lighthouse Chronologist
7.4%inclusion2 decks27 decks
6%synergy
Instants
Fuel for the Cause
52%inclusion14 decks27 decks
50%synergy
Pongify
44%inclusion12 decks27 decks
4%synergy
Rapid Hybridization
44%inclusion12 decks27 decks
10%synergy
Muddle the Mixture
44%inclusion12 decks27 decks
29%synergy
An Offer You Can't Refuse
41%inclusion11 decks27 decks
3%synergy
Sink into Stupor
33%inclusion9 decks27 decks
12%synergy
Negate
30%inclusion8 decks27 decks
-8%synergy
Aetherize
30%inclusion8 decks27 decks
0%synergy
Bring the Ending
26%inclusion7 decks27 decks
25%synergy
Arcane Denial
26%inclusion7 decks27 decks
-10%synergy
High Tide
26%inclusion7 decks27 decks
-18%synergy
Aspirant's Ascent
26%inclusion7 decks27 decks
25%synergy
Brainstorm
22%inclusion6 decks27 decks
-19%synergy
Resculpt
22%inclusion6 decks27 decks
4%synergy
Illusionist's Gambit
19%inclusion5 decks27 decks
17%synergy
Mana Drain
19%inclusion5 decks27 decks
-8%synergy
Corrupted Resolve
19%inclusion5 decks27 decks
18%synergy
Swan Song
19%inclusion5 decks27 decks
-8%synergy
Jwari Disruption
19%inclusion5 decks27 decks
14%synergy
Engulf the Shore
19%inclusion5 decks27 decks
10%synergy
Whir of Invention
11%inclusion3 decks27 decks
-2%synergy
Silundi Vision
11%inclusion3 decks27 decks
6%synergy
Frantic Search
7.4%inclusion2 decks27 decks
-23%synergy
Thirst for Discovery
7.4%inclusion2 decks27 decks
1%synergy
Fact or Fiction
7.4%inclusion2 decks27 decks
-2%synergy
Aetherspouts
7.4%inclusion2 decks27 decks
0%synergy
Blue Sun's Zenith
7.4%inclusion2 decks27 decks
-4%synergy
Reality Shift
7.4%inclusion2 decks27 decks
-20%synergy
Into the Flood Maw
7.4%inclusion2 decks27 decks
1%synergy
Delay
7.4%inclusion2 decks27 decks
4%synergy
Pull from Tomorrow
7.4%inclusion2 decks27 decks
-2%synergy
Desynchronization
7.4%inclusion2 decks27 decks
3%synergy
March of Swirling Mist
7.4%inclusion2 decks27 decks
0%synergy
Storm of Forms
7.4%inclusion2 decks27 decks
7%synergy
Evacuation
7.4%inclusion2 decks27 decks
0%synergy
Commence the Endgame
7.4%inclusion2 decks27 decks
7%synergy
Spider-Sense
5.6%inclusion1 decks18 decks
3%synergy
Consult the Star Charts
5.0%inclusion1 decks20 decks
1%synergy
Scour for Scrap
5.0%inclusion1 decks20 decks
-3%synergy
Sorceries
Fabricate
44%inclusion12 decks27 decks
23%synergy
Vivisurgeon's Insight
44%inclusion12 decks27 decks
43%synergy
Distorted Curiosity
30%inclusion8 decks27 decks
29%synergy
Merchant Scroll
30%inclusion8 decks27 decks
21%synergy
Lórien Revealed
22%inclusion6 decks27 decks
13%synergy
Solve the Equation
22%inclusion6 decks27 decks
10%synergy
Spectral Deluge
19%inclusion5 decks27 decks
8%synergy
Sea Gate Restoration
15%inclusion4 decks27 decks
0%synergy
Ponder
11%inclusion3 decks27 decks
-18%synergy
Gitaxian Probe
7.4%inclusion2 decks27 decks
-4%synergy
Consuming Tide
7.4%inclusion2 decks27 decks
4%synergy
Enter the Enigma
7.4%inclusion2 decks27 decks
1%synergy
Finale of Revelation
7.4%inclusion2 decks27 decks
0%synergy
Preordain
7.4%inclusion2 decks27 decks
-16%synergy
Step Through
7.4%inclusion2 decks27 decks
2%synergy
Ravenform
7.4%inclusion2 decks27 decks
-2%synergy
Utility Artifacts
Contagion Clasp
56%inclusion15 decks27 decks
54%synergy
Insight Engine
55%inclusion11 decks20 decks
50%synergy
Magistrate's Scepter
52%inclusion14 decks27 decks
51%synergy
Ichormoon Gauntlet
33%inclusion9 decks27 decks
31%synergy
Darksteel Reactor
33%inclusion9 decks27 decks
32%synergy
Lux Cannon
33%inclusion9 decks27 decks
32%synergy
Sword of Truth and Justice
30%inclusion8 decks27 decks
29%synergy
Prosthetic Injector
30%inclusion8 decks27 decks
29%synergy
Grafted Exoskeleton
30%inclusion8 decks27 decks
29%synergy
Swiftfoot Boots
26%inclusion7 decks27 decks
-2%synergy
Lightning Greaves
22%inclusion6 decks27 decks
-4%synergy
Manifold Key
15%inclusion4 decks27 decks
8%synergy
Mindsplice Apparatus
15%inclusion4 decks27 decks
10%synergy
Throne of Geth
15%inclusion4 decks27 decks
14%synergy
Recon Craft Theta
15%inclusion4 decks27 decks
14%synergy
Lost Jitte
15%inclusion4 decks27 decks
14%synergy
Decimator Web
15%inclusion4 decks27 decks
15%synergy
Moonsilver Key
11%inclusion3 decks27 decks
8%synergy
Transmogrifying Wand
11%inclusion3 decks27 decks
10%synergy
The Magic Mirror
11%inclusion3 decks27 decks
5%synergy
Isochron Scepter
11%inclusion3 decks27 decks
-7%synergy
Peter Parker's Camera
11%inclusion2 decks18 decks
10%synergy
Power Conduit
7.4%inclusion2 decks27 decks
7%synergy
Wayfarer's Bauble
7.4%inclusion2 decks27 decks
-10%synergy
Fishing Gear
5.9%inclusion1 decks17 decks
6%synergy
Moxite Refinery
5.0%inclusion1 decks20 decks
5%synergy
Uthros Research Craft
5.0%inclusion1 decks20 decks
-2%synergy
Enchantments
As Foretold
44%inclusion12 decks27 decks
40%synergy
Propaganda
37%inclusion10 decks27 decks
7%synergy
Corrupted Conscience
33%inclusion9 decks27 decks
32%synergy
Mesmerizing Dose
30%inclusion8 decks27 decks
28%synergy
Lost in the Maze
26%inclusion7 decks27 decks
24%synergy
Ominous Seas
26%inclusion7 decks27 decks
15%synergy
Wizard Class
22%inclusion6 decks27 decks
5%synergy
Mystic Remora
22%inclusion6 decks27 decks
-5%synergy
Imprisoned in the Moon
15%inclusion4 decks27 decks
3%synergy
Proft's Eidetic Memory
11%inclusion3 decks27 decks
3%synergy
Aqueous Form
7.4%inclusion2 decks27 decks
2%synergy
Archmage Ascension
7.4%inclusion2 decks27 decks
5%synergy
Scroll of Isildur
7.4%inclusion2 decks27 decks
7%synergy
Waterbender Ascension
7.1%inclusion1 decks14 decks
4%synergy
Planeswalkers
Teferi, Master of Time
37%inclusion10 decks27 decks
32%synergy
Tezzeret the Seeker
30%inclusion8 decks27 decks
21%synergy
Tezzeret, Artifice Master
22%inclusion6 decks27 decks
18%synergy
Ugin, the Spirit Dragon
22%inclusion6 decks27 decks
21%synergy
Ugin, the Ineffable
19%inclusion5 decks27 decks
17%synergy
Tezzeret, Betrayer of Flesh
19%inclusion5 decks27 decks
16%synergy
Tamiyo, the Moon Sage
19%inclusion5 decks27 decks
17%synergy
Teferi, Temporal Archmage
15%inclusion4 decks27 decks
13%synergy
Jace, the Mind Sculptor
15%inclusion4 decks27 decks
12%synergy
Kasmina, Enigmatic Mentor
15%inclusion4 decks27 decks
13%synergy
Mu Yanling, Sky Dancer
11%inclusion3 decks27 decks
10%synergy
Jace, Architect of Thought
11%inclusion3 decks27 decks
10%synergy
Mu Yanling
11%inclusion3 decks27 decks
11%synergy
Jace, Wielder of Mysteries
11%inclusion3 decks27 decks
-4%synergy
Jace, Mirror Mage
11%inclusion3 decks27 decks
10%synergy
Jace, the Perfected Mind
7.4%inclusion2 decks27 decks
4%synergy
Jace, Arcane Strategist
7.4%inclusion2 decks27 decks
6%synergy
Jace, Memory Adept
7.4%inclusion2 decks27 decks
5%synergy
Mordenkainen
7.4%inclusion2 decks27 decks
4%synergy
Vronos, Masked Inquisitor
7.4%inclusion2 decks27 decks
7%synergy
Jace, Unraveler of Secrets
7.4%inclusion2 decks27 decks
6%synergy
Jace Reawakened
7.4%inclusion2 decks27 decks
6%synergy
Jace Beleren
7.4%inclusion2 decks27 decks
4%synergy
Jace, Cunning Castaway
7.4%inclusion2 decks27 decks
6%synergy
Utility Lands
Mystic Sanctuary
67%inclusion18 decks27 decks
16%synergy
Inkmoth Nexus
63%inclusion17 decks27 decks
61%synergy
Mage-Ring Network
56%inclusion15 decks27 decks
55%synergy
Reliquary Tower
52%inclusion14 decks27 decks
-5%synergy
Nesting Grounds
52%inclusion14 decks27 decks
50%synergy
Saprazzan Skerry
48%inclusion13 decks27 decks
45%synergy
Rogue's Passage
33%inclusion9 decks27 decks
18%synergy
Buried Ruin
30%inclusion8 decks27 decks
17%synergy
Seat of the Synod
30%inclusion8 decks27 decks
11%synergy
Inventors' Fair
26%inclusion7 decks27 decks
13%synergy
Otawara, Soaring City
26%inclusion7 decks27 decks
0%synergy
Uthros, Titanic Godcore
25%inclusion5 decks20 decks
15%synergy
War Room
22%inclusion6 decks27 decks
6%synergy
Nykthos, Shrine to Nyx
22%inclusion6 decks27 decks
6%synergy
Academy Ruins
22%inclusion6 decks27 decks
4%synergy
Sand Silos
19%inclusion5 decks27 decks
18%synergy
Urza's Saga
19%inclusion5 decks27 decks
2%synergy
Tolaria West
15%inclusion4 decks27 decks
9%synergy
Saprazzan Cove
15%inclusion4 decks27 decks
14%synergy
Agna Qel'a
14%inclusion2 decks14 decks
7%synergy
Tyrite Sanctum
11%inclusion3 decks27 decks
9%synergy
Blast Zone
11%inclusion3 decks27 decks
9%synergy
Desert of the Mindful
11%inclusion3 decks27 decks
8%synergy
Scavenger Grounds
11%inclusion3 decks27 decks
4%synergy
Lonely Sandbar
11%inclusion3 decks27 decks
-3%synergy
Diamond City
11%inclusion3 decks27 decks
11%synergy
Darksteel Citadel
11%inclusion3 decks27 decks
0%synergy
Cephalid Coliseum
11%inclusion3 decks27 decks
2%synergy
Castle Vantress
11%inclusion3 decks27 decks
-7%synergy
Drannith Ruins
11%inclusion3 decks27 decks
11%synergy
Mistrise Village
7.7%inclusion2 decks26 decks
-2%synergy
Rivendell
7.4%inclusion2 decks27 decks
-4%synergy
Halimar Depths
7.4%inclusion2 decks27 decks
-2%synergy
Trenzalore Clocktower
7.4%inclusion2 decks27 decks
7%synergy
Archway of Innovation
7.4%inclusion2 decks27 decks
-3%synergy
Sunken Palace
7.4%inclusion2 decks27 decks
3%synergy
Dark Depths
7.4%inclusion2 decks27 decks
6%synergy
Temple of the False God
7.4%inclusion2 decks27 decks
-3%synergy
Access Tunnel
7.4%inclusion2 decks27 decks
6%synergy
Mana Artifacts
Astral Cornucopia
93%inclusion25 decks27 decks
90%synergy
Everflowing Chalice
89%inclusion24 decks27 decks
73%synergy
Sol Ring
85%inclusion23 decks27 decks
0%synergy
Staff of Compleation
74%inclusion20 decks27 decks
72%synergy
Glistening Sphere
63%inclusion17 decks27 decks
62%synergy
Replicating Ring
48%inclusion13 decks27 decks
46%synergy
Arcane Signet
44%inclusion12 decks27 decks
-21%synergy
Midnight Clock
37%inclusion10 decks27 decks
17%synergy
Thought Vessel
30%inclusion8 decks27 decks
-22%synergy
Empowered Autogenerator
26%inclusion7 decks27 decks
25%synergy
Bender's Waterskin
17%inclusion3 decks18 decks
7%synergy
Fellwar Stone
15%inclusion4 decks27 decks
-5%synergy
Mind Stone
15%inclusion4 decks27 decks
-21%synergy
The Aetherspark
11%inclusion3 decks27 decks
10%synergy
Pentad Prism
11%inclusion3 decks27 decks
11%synergy
Jeweled Amulet
11%inclusion3 decks27 decks
8%synergy
Coalition Relic
7.4%inclusion2 decks27 decks
7%synergy
Sky Diamond
7.4%inclusion2 decks27 decks
-16%synergy
Aetheric Amplifier
7.4%inclusion2 decks27 decks
7%synergy
Lotus Petal
7.4%inclusion2 decks27 decks
-5%synergy
Thran Dynamo
7.4%inclusion2 decks27 decks
-6%synergy
Lands
Island
100%inclusion27 decks27 decks
6%synergy
Mirrex
33%inclusion9 decks27 decks
32%synergy
Sink into Stupor
33%inclusion9 decks27 decks
12%synergy
Demolition Field
30%inclusion8 decks27 decks
24%synergy
Myriad Landscape
26%inclusion7 decks27 decks
0%synergy
Hydroelectric Specimen
26%inclusion7 decks27 decks
12%synergy
The Mycosynth Gardens
22%inclusion6 decks27 decks
17%synergy
Jwari Disruption
19%inclusion5 decks27 decks
14%synergy
Sea Gate Restoration
15%inclusion4 decks27 decks
0%synergy
Command Tower
11%inclusion3 decks27 decks
7%synergy
Silundi Vision
11%inclusion3 decks27 decks
6%synergy
Urza's Cave
7.4%inclusion2 decks27 decks
3%synergy
Tendo Ice Bridge
7.4%inclusion2 decks27 decks
7%synergy
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