Arvinox, the Mind Flail (Commander) - Horrors

Alternate Names:

Mind Flayer, the ShadowMind Flayer, the Shadow

Arvinox, the Mind Flail
Rank #1,335
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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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Intellect Devourer
100%inclusion8 decks8 decks
99%synergy
Elder Brain
100%inclusion8 decks8 decks
97%synergy
Brainstealer Dragon
88%inclusion7 decks8 decks
85%synergy
Phyrexian Rager
75%inclusion6 decks8 decks
74%synergy
Cunning Rhetoric
75%inclusion6 decks8 decks
73%synergy
Phyrexian Obliterator
75%inclusion6 decks8 decks
64%synergy
Uchuulon
63%inclusion5 decks8 decks
62%synergy
Guiltfeeder
63%inclusion5 decks8 decks
62%synergy
Dead Man's Chest
63%inclusion5 decks8 decks
62%synergy
Heartless Conscription
63%inclusion5 decks8 decks
61%synergy
Top Cards
Dark Ritual
75%inclusion6 decks8 decks
9%synergy
Abyssal Gatekeeper
63%inclusion5 decks8 decks
61%synergy
Defile
63%inclusion5 decks8 decks
25%synergy
Defiler of Flesh
50%inclusion4 decks8 decks
46%synergy
Curse of Leeches
50%inclusion4 decks8 decks
50%synergy
Nighthowler
50%inclusion4 decks8 decks
49%synergy
Outrageous Robbery
50%inclusion4 decks8 decks
48%synergy
Court of Locthwain
50%inclusion4 decks8 decks
48%synergy
Chupacabra Echo
50%inclusion4 decks8 decks
49%synergy
Yarok's Fenlurker
50%inclusion4 decks8 decks
49%synergy
Game Changers
Opposition Agent
13%inclusion1 decks8 decks
3%synergy
Bolas's Citadel
13%inclusion1 decks8 decks
-17%synergy
Mana Vault
13%inclusion1 decks8 decks
6%synergy
Creatures
Gonti, Night Minister
100%inclusion1 decks1 decks
97%synergy
Ancient Cellarspawn
60%inclusion3 decks5 decks
58%synergy
Ravenous Chupacabra
50%inclusion4 decks8 decks
45%synergy
Time Reaper
50%inclusion4 decks8 decks
50%synergy
Nihilith
50%inclusion4 decks8 decks
50%synergy
Sewer Nemesis
50%inclusion4 decks8 decks
50%synergy
Gonti, Lord of Luxury
50%inclusion4 decks8 decks
47%synergy
Valgavoth, Terror Eater
40%inclusion2 decks5 decks
35%synergy
Carrion Locust
38%inclusion3 decks8 decks
37%synergy
Doom Weaver
38%inclusion3 decks8 decks
37%synergy
Scrounger of Souls
38%inclusion3 decks8 decks
37%synergy
Dark Hatchling
38%inclusion3 decks8 decks
37%synergy
Woe Strider
38%inclusion3 decks8 decks
33%synergy
Abyssal Gorestalker
38%inclusion3 decks8 decks
37%synergy
Gluttonous Slug
38%inclusion3 decks8 decks
37%synergy
Laquatus's Champion
38%inclusion3 decks8 decks
37%synergy
Dusk Mangler
38%inclusion3 decks8 decks
37%synergy
Mindslicer
38%inclusion3 decks8 decks
33%synergy
Cabal Therapist
38%inclusion3 decks8 decks
37%synergy
Dreadwurm
38%inclusion3 decks8 decks
37%synergy
Geth, Lord of the Vault
38%inclusion3 decks8 decks
36%synergy
Mage Hunter
38%inclusion3 decks8 decks
37%synergy
Blistergrub
38%inclusion3 decks8 decks
37%synergy
Thieving Amalgam
38%inclusion3 decks8 decks
36%synergy
Bismuth Mindrender
33%inclusion2 decks6 decks
33%synergy
Crabomination
33%inclusion2 decks6 decks
32%synergy
Dauthi Horror
25%inclusion2 decks8 decks
24%synergy
Infectious Horror
25%inclusion2 decks8 decks
25%synergy
Gurgling Anointer
25%inclusion2 decks8 decks
24%synergy
Phantasmagorian
25%inclusion2 decks8 decks
25%synergy
Starving Revenant
25%inclusion2 decks8 decks
24%synergy
Eater of the Dead
25%inclusion2 decks8 decks
25%synergy
Drivnod, Carnage Dominus
25%inclusion2 decks8 decks
17%synergy
Fume Spitter
25%inclusion2 decks8 decks
23%synergy
Nirkana Revenant
25%inclusion2 decks8 decks
13%synergy
Dread Slaver
25%inclusion2 decks8 decks
25%synergy
Rev, Tithe Extractor
25%inclusion1 decks4 decks
23%synergy
Sauron, the Necromancer
25%inclusion2 decks8 decks
25%synergy
Phyrexian Gargantua
25%inclusion2 decks8 decks
25%synergy
Concealing Curtains
25%inclusion2 decks8 decks
25%synergy
Crypt Ghast
25%inclusion2 decks8 decks
-23%synergy
Vebulid
25%inclusion2 decks8 decks
25%synergy
Hypnox
25%inclusion2 decks8 decks
25%synergy
Despoiler of Souls
25%inclusion2 decks8 decks
25%synergy
K'rrik, Son of Yawgmoth
25%inclusion2 decks8 decks
6%synergy
Oblivion Sower
25%inclusion2 decks8 decks
25%synergy
Gloom Sower
25%inclusion2 decks8 decks
25%synergy
Thought Gorger
25%inclusion2 decks8 decks
25%synergy
Herald of Leshrac
25%inclusion2 decks8 decks
25%synergy
Crypt Lurker
25%inclusion2 decks8 decks
25%synergy
Instants
Spoils of Blood
38%inclusion3 decks8 decks
37%synergy
Go for the Throat
38%inclusion3 decks8 decks
14%synergy
Baleful Mastery
38%inclusion3 decks8 decks
28%synergy
Fell the Profane
33%inclusion2 decks6 decks
15%synergy
Consuming Corruption
33%inclusion2 decks6 decks
17%synergy
Hagra Mauling
25%inclusion2 decks8 decks
20%synergy
Cabal Ritual
25%inclusion2 decks8 decks
7%synergy
Infernal Grasp
25%inclusion2 decks8 decks
0%synergy
Grim Return
25%inclusion2 decks8 decks
24%synergy
Withering Torment
20%inclusion1 decks5 decks
-11%synergy
Consumed by Greed
17%inclusion1 decks6 decks
15%synergy
Deadly Rollick
13%inclusion1 decks8 decks
-11%synergy
Grotesque Mutation
13%inclusion1 decks8 decks
12%synergy
Fated Return
13%inclusion1 decks8 decks
12%synergy
Imp's Mischief
13%inclusion1 decks8 decks
-11%synergy
Songs of the Damned
13%inclusion1 decks8 decks
7%synergy
Betrayal of Flesh
13%inclusion1 decks8 decks
12%synergy
Alchemist's Gift
13%inclusion1 decks8 decks
12%synergy
Doom Blade
13%inclusion1 decks8 decks
5%synergy
Undercity's Embrace
13%inclusion1 decks8 decks
12%synergy
Hellish Rebuke
13%inclusion1 decks8 decks
11%synergy
Soul Shatter
13%inclusion1 decks8 decks
0%synergy
Culling the Weak
13%inclusion1 decks8 decks
-2%synergy
Murder
13%inclusion1 decks8 decks
2%synergy
Nightmare's Thirst
13%inclusion1 decks8 decks
12%synergy
Rain of Filth
13%inclusion1 decks8 decks
10%synergy
Abnormal Endurance
13%inclusion1 decks8 decks
11%synergy
Sorin's Thirst
13%inclusion1 decks8 decks
12%synergy
Sorceries
Damnation
50%inclusion4 decks8 decks
29%synergy
Breach the Multiverse
50%inclusion4 decks8 decks
44%synergy
Dredge the Mire
38%inclusion3 decks8 decks
37%synergy
Shadow of the Enemy
38%inclusion3 decks8 decks
37%synergy
Mutilate
38%inclusion3 decks8 decks
18%synergy
Beacon of Unrest
38%inclusion3 decks8 decks
33%synergy
Sign in Blood
38%inclusion3 decks8 decks
1%synergy
Cruelclaw's Heist
33%inclusion2 decks6 decks
31%synergy
Visions of Dread
25%inclusion2 decks8 decks
25%synergy
Predators' Hour
25%inclusion2 decks8 decks
24%synergy
Feed the Swarm
25%inclusion2 decks8 decks
-26%synergy
Yawgmoth's Vile Offering
25%inclusion2 decks8 decks
24%synergy
Decree of Pain
25%inclusion2 decks8 decks
19%synergy
In Garruk's Wake
25%inclusion2 decks8 decks
21%synergy
Necromantic Selection
25%inclusion2 decks8 decks
23%synergy
Come Back Wrong
17%inclusion1 decks6 decks
14%synergy
Life's Finale
13%inclusion1 decks8 decks
12%synergy
Diabolic Tutor
13%inclusion1 decks8 decks
-2%synergy
Extract the Truth
13%inclusion1 decks8 decks
12%synergy
Alms of the Vein
13%inclusion1 decks8 decks
12%synergy
Profane Transfusion
13%inclusion1 decks8 decks
11%synergy
Torment of Hailfire
13%inclusion1 decks8 decks
-3%synergy
Finale of Eternity
13%inclusion1 decks8 decks
11%synergy
Haunting Voyage
13%inclusion1 decks8 decks
11%synergy
Duress
13%inclusion1 decks8 decks
6%synergy
Bubbling Muck
13%inclusion1 decks8 decks
-3%synergy
Battle at the Bridge
13%inclusion1 decks8 decks
12%synergy
Check for Traps
13%inclusion1 decks8 decks
12%synergy
Rise from the Grave
13%inclusion1 decks8 decks
12%synergy
Appetite for Brains
13%inclusion1 decks8 decks
12%synergy
Agadeem's Awakening
13%inclusion1 decks8 decks
5%synergy
Read the Bones
13%inclusion1 decks8 decks
-6%synergy
Praetor's Grasp
13%inclusion1 decks8 decks
9%synergy
Profane Command
13%inclusion1 decks8 decks
10%synergy
Blood Money
13%inclusion1 decks8 decks
9%synergy
Exsanguinate
13%inclusion1 decks8 decks
-12%synergy
Call of the Death-Dweller
13%inclusion1 decks8 decks
12%synergy
Hymn to Tourach
13%inclusion1 decks8 decks
10%synergy
Reanimate
13%inclusion1 decks8 decks
-26%synergy
Call to the Netherworld
13%inclusion1 decks8 decks
11%synergy
Syphon Mind
13%inclusion1 decks8 decks
-1%synergy
Devour Intellect
13%inclusion1 decks8 decks
12%synergy
Imperial Edict
13%inclusion1 decks8 decks
12%synergy
Aid the Fallen
13%inclusion1 decks8 decks
12%synergy
Oblivion Strike
13%inclusion1 decks8 decks
12%synergy
Toxic Deluge
13%inclusion1 decks8 decks
-25%synergy
Pelakka Predation
13%inclusion1 decks8 decks
11%synergy
Deadly Tempest
13%inclusion1 decks8 decks
10%synergy
Ghouls' Night Out
13%inclusion1 decks8 decks
12%synergy
Rise of the Dark Realms
13%inclusion1 decks8 decks
0%synergy
Utility Artifacts
The Darkness Crystal
100%inclusion1 decks1 decks
80%synergy
Altar of the Wretched
38%inclusion3 decks8 decks
37%synergy
Strionic Resonator
38%inclusion3 decks8 decks
36%synergy
Staff of Eden, Vault's Key
33%inclusion2 decks6 decks
32%synergy
Chaos Wand
25%inclusion2 decks8 decks
25%synergy
Bontu's Monument
25%inclusion2 decks8 decks
-3%synergy
Jet Medallion
25%inclusion2 decks8 decks
-35%synergy
Staff of the Death Magus
25%inclusion2 decks8 decks
21%synergy
Wayfarer's Bauble
13%inclusion1 decks8 decks
-4%synergy
Lucky Clover
13%inclusion1 decks8 decks
12%synergy
Realmbreaker, the Invasion Tree
13%inclusion1 decks8 decks
11%synergy
Visage of Dread
13%inclusion1 decks8 decks
12%synergy
Spellbook
13%inclusion1 decks8 decks
11%synergy
Helm of the Host
13%inclusion1 decks8 decks
11%synergy
Tithing Blade
13%inclusion1 decks8 decks
10%synergy
Primal Amulet
13%inclusion1 decks8 decks
12%synergy
Expedition Map
13%inclusion1 decks8 decks
0%synergy
Azor's Gateway
13%inclusion1 decks8 decks
12%synergy
Conjurer's Closet
13%inclusion1 decks8 decks
10%synergy
Reito Lantern
13%inclusion1 decks8 decks
12%synergy
Codex Shredder
13%inclusion1 decks8 decks
11%synergy
Helm of Awakening
13%inclusion1 decks8 decks
11%synergy
Basilisk Collar
13%inclusion1 decks8 decks
10%synergy
Smokestack
13%inclusion1 decks8 decks
11%synergy
Enchantments
Meathook Massacre II
60%inclusion3 decks5 decks
53%synergy
Grave Betrayal
50%inclusion4 decks8 decks
47%synergy
The Cruelty of Gix
38%inclusion3 decks8 decks
36%synergy
The Eldest Reborn
38%inclusion3 decks8 decks
33%synergy
Hedonist's Trove
38%inclusion3 decks8 decks
37%synergy
Black Market
25%inclusion2 decks8 decks
4%synergy
Necromancy
25%inclusion2 decks8 decks
19%synergy
Minion's Return
25%inclusion2 decks8 decks
24%synergy
Kaya's Ghostform
25%inclusion2 decks8 decks
15%synergy
Funeral Room // Awakening Hall
20%inclusion1 decks5 decks
15%synergy
Quest for the Necropolis
17%inclusion1 decks6 decks
16%synergy
Curse of Oblivion
13%inclusion1 decks8 decks
12%synergy
Hopeless Nightmare
13%inclusion1 decks8 decks
8%synergy
Grave Pact
13%inclusion1 decks8 decks
-6%synergy
Null Profusion
13%inclusion1 decks8 decks
12%synergy
Lethal Vapors
13%inclusion1 decks8 decks
12%synergy
No Mercy
13%inclusion1 decks8 decks
5%synergy
No Rest for the Wicked
13%inclusion1 decks8 decks
12%synergy
Phyrexian Arena
13%inclusion1 decks8 decks
-28%synergy
Virtue of Persistence
13%inclusion1 decks8 decks
7%synergy
Parasitic Impetus
13%inclusion1 decks8 decks
12%synergy
Planeswalkers
Davriel, Rogue Shadowmage
13%inclusion1 decks8 decks
11%synergy
Tevesh Szat, Doom of Fools
13%inclusion1 decks8 decks
9%synergy
Liliana, Death's Majesty
13%inclusion1 decks8 decks
9%synergy
Liliana of the Dark Realms
13%inclusion1 decks8 decks
-2%synergy
Liliana, Death Mage
13%inclusion1 decks8 decks
12%synergy
Liliana, Death Wielder
13%inclusion1 decks8 decks
11%synergy
Utility Lands
Cabal Stronghold
63%inclusion5 decks8 decks
27%synergy
Cabal Coffers
50%inclusion4 decks8 decks
-5%synergy
Reliquary Tower
50%inclusion4 decks8 decks
19%synergy
Bojuka Bog
38%inclusion3 decks8 decks
-9%synergy
Hostile Hostel
38%inclusion3 decks8 decks
37%synergy
Temple of the False God
38%inclusion3 decks8 decks
30%synergy
Witch's Cottage
25%inclusion2 decks8 decks
0%synergy
Nykthos, Shrine to Nyx
25%inclusion2 decks8 decks
-5%synergy
Vault of Whispers
13%inclusion1 decks8 decks
7%synergy
Memorial to Folly
13%inclusion1 decks8 decks
9%synergy
Detection Tower
13%inclusion1 decks8 decks
12%synergy
Polluted Mire
13%inclusion1 decks8 decks
8%synergy
Dark Depths
13%inclusion1 decks8 decks
12%synergy
Rogue's Passage
13%inclusion1 decks8 decks
-6%synergy
Mana Artifacts
Sol Ring
100%inclusion8 decks8 decks
14%synergy
Arcane Signet
63%inclusion5 decks8 decks
0%synergy
Caged Sun
38%inclusion3 decks8 decks
25%synergy
Charcoal Diamond
38%inclusion3 decks8 decks
14%synergy
Thought Vessel
38%inclusion3 decks8 decks
10%synergy
Gilded Lotus
38%inclusion3 decks8 decks
32%synergy
Commander's Sphere
25%inclusion2 decks8 decks
15%synergy
Dreamstone Hedron
25%inclusion2 decks8 decks
25%synergy
Decanter of Endless Water
25%inclusion2 decks8 decks
22%synergy
Infernal Idol
25%inclusion2 decks8 decks
24%synergy
Thran Dynamo
25%inclusion2 decks8 decks
19%synergy
Gauntlet of Power
13%inclusion1 decks8 decks
9%synergy
Crowded Crypt
13%inclusion1 decks8 decks
7%synergy
Mana Crypt
13%inclusion1 decks8 decks
10%synergy
Hedron Archive
13%inclusion1 decks8 decks
9%synergy
Heraldic Banner
13%inclusion1 decks8 decks
7%synergy
Altar of Shadows
13%inclusion1 decks8 decks
12%synergy
Sisay's Ring
13%inclusion1 decks8 decks
12%synergy
Coveted Jewel
13%inclusion1 decks8 decks
11%synergy
Darksteel Ingot
13%inclusion1 decks8 decks
12%synergy
Stonespeaker Crystal
13%inclusion1 decks8 decks
12%synergy
Worn Powerstone
13%inclusion1 decks8 decks
8%synergy
Skull of Ramos
13%inclusion1 decks8 decks
12%synergy
Star Compass
13%inclusion1 decks8 decks
12%synergy
Mind Stone
13%inclusion1 decks8 decks
-18%synergy
Sceptre of Eternal Glory
13%inclusion1 decks8 decks
3%synergy
Nyx Lotus
13%inclusion1 decks8 decks
5%synergy
Ur-Golem's Eye
13%inclusion1 decks8 decks
12%synergy
Lands
Swamp
100%inclusion8 decks8 decks
5%synergy
Fell the Profane
33%inclusion2 decks6 decks
15%synergy
Hagra Mauling
25%inclusion2 decks8 decks
20%synergy
Myriad Landscape
25%inclusion2 decks8 decks
-2%synergy
Abstergo Entertainment
17%inclusion1 decks6 decks
16%synergy
Command Tower
13%inclusion1 decks8 decks
7%synergy
Agadeem's Awakening
13%inclusion1 decks8 decks
5%synergy
Reflecting Pool
13%inclusion1 decks8 decks
12%synergy
Pelakka Predation
13%inclusion1 decks8 decks
11%synergy
Snow-Covered Swamp
13%inclusion1 decks8 decks
6%synergy
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