Arvinox, the Mind Flail (Commander) - Theft

Alternate Names:

Mind Flayer, the ShadowMind Flayer, the Shadow

Arvinox, the Mind Flail
Rank #1,332
52decks
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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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Gonti, Lord of Luxury
79%inclusion41 decks52 decks
75%synergy
Brainstealer Dragon
73%inclusion38 decks52 decks
70%synergy
Elder Brain
65%inclusion34 decks52 decks
63%synergy
Intellect Devourer
63%inclusion33 decks52 decks
63%synergy
Cunning Rhetoric
63%inclusion33 decks52 decks
61%synergy
Outrageous Robbery
59%inclusion29 decks49 decks
57%synergy
Thieving Amalgam
58%inclusion30 decks52 decks
56%synergy
Geth, Lord of the Vault
54%inclusion28 decks52 decks
52%synergy
Heartless Conscription
51%inclusion24 decks47 decks
50%synergy
Gisa, Glorious Resurrector
54%inclusion28 decks52 decks
49%synergy
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Dark Ritual
81%inclusion42 decks52 decks
15%synergy
Crypt Ghast
75%inclusion39 decks52 decks
27%synergy
Jet Medallion
67%inclusion35 decks52 decks
7%synergy
Dauthi Voidwalker
63%inclusion33 decks52 decks
48%synergy
Gray Merchant of Asphodel
58%inclusion30 decks52 decks
6%synergy
Feed the Swarm
58%inclusion30 decks52 decks
6%synergy
Nirkana Revenant
52%inclusion27 decks52 decks
40%synergy
Defile
50%inclusion26 decks52 decks
12%synergy
Sepulchral Primordial
48%inclusion25 decks52 decks
46%synergy
The Darkness Crystal
48%inclusion11 decks23 decks
28%synergy
Game Changers
Opposition Agent
40%inclusion21 decks52 decks
30%synergy
Bolas's Citadel
25%inclusion13 decks52 decks
-4%synergy
Demonic Tutor
23%inclusion12 decks52 decks
-5%synergy
Tergrid, God of Fright
21%inclusion11 decks52 decks
13%synergy
Vampiric Tutor
15%inclusion8 decks52 decks
-6%synergy
Necropotence
13%inclusion7 decks52 decks
-2%synergy
Ancient Tomb
12%inclusion6 decks52 decks
0%synergy
Mana Vault
12%inclusion6 decks52 decks
5%synergy
Chrome Mox
10%inclusion5 decks52 decks
3%synergy
Grim Monolith
7.7%inclusion4 decks52 decks
5%synergy
Creatures
Crabomination
47%inclusion22 decks47 decks
46%synergy
Solemn Simulacrum
44%inclusion23 decks52 decks
21%synergy
Thieving Varmint
43%inclusion20 decks47 decks
39%synergy
Magus of the Coffers
42%inclusion22 decks52 decks
35%synergy
Gonti, Night Minister
41%inclusion15 decks37 decks
38%synergy
Author of Shadows
38%inclusion20 decks52 decks
38%synergy
Gix, Yawgmoth Praetor
37%inclusion19 decks52 decks
31%synergy
Valgavoth, Terror Eater
34%inclusion15 decks44 decks
29%synergy
Dread Presence
33%inclusion17 decks52 decks
17%synergy
Burnished Hart
33%inclusion17 decks52 decks
24%synergy
Rakshasa Debaser
33%inclusion17 decks52 decks
32%synergy
Bismuth Mindrender
33%inclusion15 decks46 decks
32%synergy
K'rrik, Son of Yawgmoth
31%inclusion16 decks52 decks
12%synergy
Reito Sentinel
31%inclusion16 decks52 decks
31%synergy
Junktroller
29%inclusion15 decks52 decks
29%synergy
Sheoldred, Whispering One
29%inclusion15 decks52 decks
17%synergy
Nashi, Moon Sage's Scion
29%inclusion15 decks52 decks
25%synergy
Tinybones, the Pickpocket
27%inclusion13 decks48 decks
22%synergy
Plaguecrafter
25%inclusion13 decks52 decks
5%synergy
Black Cat, Cunning Thief
25%inclusion4 decks16 decks
24%synergy
Herald of Leshrac
23%inclusion12 decks52 decks
23%synergy
Phyrexian Obliterator
21%inclusion11 decks52 decks
10%synergy
Lord of the Void
21%inclusion11 decks52 decks
19%synergy
Kheru Mind-Eater
21%inclusion11 decks52 decks
21%synergy
Hoarding Broodlord
19%inclusion10 decks52 decks
15%synergy
Draugr Necromancer
19%inclusion10 decks52 decks
19%synergy
Defiler of Flesh
17%inclusion9 decks52 decks
13%synergy
Sheoldred
17%inclusion9 decks52 decks
11%synergy
Chainer, Dementia Master
17%inclusion9 decks52 decks
12%synergy
Oblivion Sower
17%inclusion9 decks52 decks
17%synergy
Ancient Cellarspawn
16%inclusion7 decks44 decks
14%synergy
Leaden Myr
15%inclusion8 decks52 decks
9%synergy
Tinybones, Bauble Burglar
15%inclusion6 decks41 decks
11%synergy
Accursed Marauder
13%inclusion6 decks46 decks
-8%synergy
Rev, Tithe Extractor
12%inclusion5 decks41 decks
10%synergy
Nighthowler
12%inclusion6 decks52 decks
11%synergy
Lorcan, Warlock Collector
12%inclusion6 decks52 decks
11%synergy
Shelob, Dread Weaver
12%inclusion6 decks52 decks
11%synergy
Chrome Companion
10%inclusion2 decks20 decks
10%synergy
Hoverstone Pilgrim
10%inclusion5 decks52 decks
10%synergy
Ravenous Chupacabra
10%inclusion5 decks52 decks
5%synergy
Noxious Gearhulk
10%inclusion5 decks52 decks
2%synergy
It That Betrays
10%inclusion5 decks52 decks
9%synergy
Ardyn, the Usurper
8.7%inclusion2 decks23 decks
6%synergy
Erebos, God of the Dead
7.7%inclusion4 decks52 decks
3%synergy
Fleshbag Marauder
7.7%inclusion4 decks52 decks
-8%synergy
Massacre Girl
7.7%inclusion4 decks52 decks
0%synergy
Junji, the Midnight Sky
7.7%inclusion4 decks52 decks
2%synergy
Twilight Prophet
7.7%inclusion4 decks52 decks
2%synergy
Geode Golem
7.7%inclusion4 decks52 decks
7%synergy
Instants
Withering Torment
45%inclusion20 decks44 decks
14%synergy
Infernal Grasp
42%inclusion22 decks52 decks
17%synergy
Soul Shatter
33%inclusion17 decks52 decks
20%synergy
Consuming Corruption
33%inclusion15 decks46 decks
16%synergy
Grim Return
27%inclusion14 decks52 decks
26%synergy
Stinging Study
25%inclusion13 decks52 decks
22%synergy
Imp's Mischief
25%inclusion13 decks52 decks
2%synergy
Darkness
25%inclusion13 decks52 decks
16%synergy
Deadly Rollick
19%inclusion10 decks52 decks
-4%synergy
Force of Despair
19%inclusion10 decks52 decks
11%synergy
Go for the Throat
19%inclusion10 decks52 decks
-4%synergy
Sudden Spoiling
19%inclusion10 decks52 decks
10%synergy
Malakir Rebirth
17%inclusion9 decks52 decks
-5%synergy
Fated Return
13%inclusion7 decks52 decks
13%synergy
Cabal Ritual
13%inclusion7 decks52 decks
-4%synergy
Nurgle's Conscription
13%inclusion7 decks52 decks
13%synergy
Baleful Mastery
13%inclusion7 decks52 decks
4%synergy
Hagra Mauling
12%inclusion6 decks52 decks
7%synergy
Doom Blade
12%inclusion6 decks52 decks
4%synergy
Withering Boon
12%inclusion6 decks52 decks
7%synergy
Fell the Profane
11%inclusion5 decks47 decks
-8%synergy
Snuff Out
10%inclusion5 decks52 decks
-3%synergy
Black Sun's Twilight
10%inclusion5 decks52 decks
5%synergy
Hero's Downfall
7.7%inclusion4 decks52 decks
1%synergy
Thrilling Encore
7.7%inclusion4 decks52 decks
6%synergy
Deadly Dispute
7.7%inclusion4 decks52 decks
-16%synergy
Slaughter Pact
7.7%inclusion4 decks52 decks
5%synergy
Curtains' Call
7.7%inclusion4 decks52 decks
6%synergy
Flare of Malice
6.4%inclusion3 decks47 decks
-6%synergy
Sacrifice
5.8%inclusion3 decks52 decks
1%synergy
Sheoldred's Edict
5.8%inclusion3 decks52 decks
-9%synergy
Not Dead After All
5.8%inclusion3 decks52 decks
-5%synergy
Village Rites
5.8%inclusion3 decks52 decks
-19%synergy
Not of This World
5.8%inclusion3 decks52 decks
6%synergy
Tendrils of Corruption
5.8%inclusion3 decks52 decks
2%synergy
Murder
5.8%inclusion3 decks52 decks
-4%synergy
Hostile Negotiations
5.8%inclusion3 decks52 decks
4%synergy
Dismember
5.8%inclusion3 decks52 decks
-5%synergy
Tragic Slip
5.8%inclusion3 decks52 decks
-15%synergy
Archenemy's Charm
5.0%inclusion1 decks20 decks
-4%synergy
Sorceries
Sign in Blood
46%inclusion24 decks52 decks
10%synergy
Dredge the Mire
44%inclusion23 decks52 decks
44%synergy
Reanimate
44%inclusion23 decks52 decks
6%synergy
Rise of the Dark Realms
44%inclusion23 decks52 decks
32%synergy
Praetor's Grasp
40%inclusion21 decks52 decks
36%synergy
Breach the Multiverse
38%inclusion20 decks52 decks
32%synergy
Toxic Deluge
37%inclusion19 decks52 decks
-1%synergy
Bubbling Muck
35%inclusion18 decks52 decks
19%synergy
Night's Whisper
35%inclusion18 decks52 decks
10%synergy
Visions of Dread
33%inclusion17 decks52 decks
32%synergy
Cruelclaw's Heist
32%inclusion14 decks44 decks
29%synergy
Mutilate
31%inclusion16 decks52 decks
12%synergy
Torment of Hailfire
29%inclusion15 decks52 decks
13%synergy
Read the Bones
27%inclusion14 decks52 decks
9%synergy
Damnation
27%inclusion14 decks52 decks
6%synergy
Syphon Mind
25%inclusion13 decks52 decks
12%synergy
Shadow of the Enemy
23%inclusion12 decks52 decks
22%synergy
Necromantic Selection
23%inclusion12 decks52 decks
21%synergy
Exsanguinate
21%inclusion11 decks52 decks
-3%synergy
Decree of Pain
21%inclusion11 decks52 decks
15%synergy
Come Back Wrong
17%inclusion8 decks46 decks
15%synergy
Beacon of Unrest
17%inclusion9 decks52 decks
13%synergy
Worst Fears
17%inclusion9 decks52 decks
17%synergy
Ghouls' Night Out
15%inclusion8 decks52 decks
15%synergy
Blasphemous Edict
15%inclusion6 decks41 decks
-3%synergy
Xander's Pact
13%inclusion7 decks52 decks
13%synergy
Predators' Hour
13%inclusion7 decks52 decks
12%synergy
Blood Money
12%inclusion6 decks52 decks
8%synergy
Afterlife from the Loam
11%inclusion3 decks27 decks
10%synergy
Psychotic Episode
10%inclusion5 decks52 decks
10%synergy
Diresight
8.9%inclusion4 decks45 decks
6%synergy
Insatiable Avarice
8.5%inclusion4 decks47 decks
-4%synergy
Black Sun's Zenith
7.7%inclusion4 decks52 decks
2%synergy
Command the Dreadhorde
7.7%inclusion4 decks52 decks
6%synergy
Scheming Symmetry
7.7%inclusion4 decks52 decks
3%synergy
Yawgmoth's Vile Offering
7.7%inclusion4 decks52 decks
7%synergy
Ancient Craving
7.7%inclusion4 decks52 decks
5%synergy
In Garruk's Wake
7.7%inclusion4 decks52 decks
3%synergy
Deadly Tempest
7.7%inclusion4 decks52 decks
5%synergy
Extinguish All Hope
7.7%inclusion4 decks52 decks
7%synergy
Grim Tutor
7.7%inclusion4 decks52 decks
-4%synergy
Life's Finale
5.8%inclusion3 decks52 decks
5%synergy
Profane Tutor
5.8%inclusion3 decks52 decks
1%synergy
Agadeem's Awakening
5.8%inclusion3 decks52 decks
-1%synergy
Invoke Despair
5.8%inclusion3 decks52 decks
3%synergy
Utility Artifacts
Staff of Eden, Vault's Key
37%inclusion17 decks46 decks
36%synergy
Bontu's Monument
35%inclusion18 decks52 decks
7%synergy
Lightning Greaves
33%inclusion17 decks52 decks
-1%synergy
Wayfarer's Bauble
31%inclusion16 decks52 decks
14%synergy
Chaos Wand
27%inclusion14 decks52 decks
27%synergy
Realmbreaker, the Invasion Tree
27%inclusion14 decks52 decks
26%synergy
Portal to Phyrexia
19%inclusion10 decks52 decks
18%synergy
Expedition Map
19%inclusion10 decks52 decks
7%synergy
Reito Lantern
19%inclusion10 decks52 decks
19%synergy
Strionic Resonator
17%inclusion9 decks52 decks
16%synergy
Swiftfoot Boots
15%inclusion8 decks52 decks
-16%synergy
Whip of Erebos
10%inclusion5 decks52 decks
-1%synergy
Helm of the Host
10%inclusion5 decks52 decks
8%synergy
Dream-Thief's Bandana
8.5%inclusion4 decks47 decks
8%synergy
The One Ring
7.7%inclusion4 decks52 decks
-2%synergy
Aetherflux Reservoir
7.7%inclusion4 decks52 decks
-2%synergy
Doubling Cube
7.7%inclusion4 decks52 decks
7%synergy
Mindslaver
7.7%inclusion4 decks52 decks
8%synergy
Mindcrank
7.7%inclusion4 decks52 decks
2%synergy
Helm of Awakening
7.7%inclusion4 decks52 decks
6%synergy
Winter Moon
6.4%inclusion3 decks47 decks
5%synergy
Elixir of Immortality
5.8%inclusion3 decks52 decks
3%synergy
Mimic Vat
5.8%inclusion3 decks52 decks
4%synergy
The Cauldron of Eternity
5.8%inclusion3 decks52 decks
5%synergy
Manascape Refractor
5.8%inclusion3 decks52 decks
5%synergy
Requiem Monolith
5.3%inclusion1 decks19 decks
4%synergy
The Dominion Bracelet
5.0%inclusion1 decks20 decks
5%synergy
Enchantments
Court of Locthwain
42%inclusion22 decks52 decks
40%synergy
Dead Man's Chest
42%inclusion22 decks52 decks
42%synergy
Phyrexian Arena
37%inclusion19 decks52 decks
-4%synergy
Grave Betrayal
35%inclusion18 decks52 decks
32%synergy
Animate Dead
31%inclusion16 decks52 decks
13%synergy
The Eldest Reborn
29%inclusion15 decks52 decks
25%synergy
Black Market
25%inclusion13 decks52 decks
4%synergy
Minion's Return
21%inclusion11 decks52 decks
20%synergy
Virtue of Persistence
21%inclusion11 decks52 decks
16%synergy
Hedonist's Trove
19%inclusion10 decks52 decks
19%synergy
Black Market Connections
19%inclusion10 decks52 decks
-4%synergy
No Mercy
17%inclusion9 decks52 decks
10%synergy
Meathook Massacre II
14%inclusion6 decks44 decks
7%synergy
Kaya's Ghostform
12%inclusion6 decks52 decks
1%synergy
The Cruelty of Gix
10%inclusion5 decks52 decks
8%synergy
Heartless Summoning
10%inclusion5 decks52 decks
5%synergy
Sothera, the Supervoid
10%inclusion2 decks21 decks
6%synergy
Protection Racket
7.7%inclusion4 decks52 decks
7%synergy
Necromancy
7.7%inclusion4 decks52 decks
2%synergy
The Meathook Massacre
5.8%inclusion3 decks52 decks
-11%synergy
Dance of the Dead
5.8%inclusion3 decks52 decks
2%synergy
Revel in Riches
5.8%inclusion3 decks52 decks
1%synergy
Bloodchief Ascension
5.8%inclusion3 decks52 decks
-4%synergy
Chorale of the Void
5.3%inclusion1 decks19 decks
4%synergy
Planeswalkers
Liliana of the Dark Realms
31%inclusion16 decks52 decks
17%synergy
Tevesh Szat, Doom of Fools
7.7%inclusion4 decks52 decks
4%synergy
Liliana Vess
7.7%inclusion4 decks52 decks
4%synergy
Utility Lands
Cabal Coffers
73%inclusion38 decks52 decks
18%synergy
Cabal Stronghold
62%inclusion32 decks52 decks
26%synergy
Bojuka Bog
46%inclusion24 decks52 decks
-1%synergy
Nykthos, Shrine to Nyx
46%inclusion24 decks52 decks
16%synergy
Witch's Cottage
40%inclusion21 decks52 decks
16%synergy
Urborg, Tomb of Yawgmoth
35%inclusion18 decks52 decks
-3%synergy
Temple of the False God
27%inclusion14 decks52 decks
19%synergy
Castle Locthwain
25%inclusion13 decks52 decks
7%synergy
Mortuary Mire
21%inclusion11 decks52 decks
8%synergy
War Room
19%inclusion10 decks52 decks
3%synergy
Thespian's Stage
19%inclusion10 decks52 decks
13%synergy
Takenuma, Abandoned Mire
17%inclusion9 decks52 decks
1%synergy
Reliquary Tower
15%inclusion8 decks52 decks
-16%synergy
Rogue's Passage
15%inclusion8 decks52 decks
-3%synergy
Command Beacon
13%inclusion7 decks52 decks
5%synergy
Vesuva
12%inclusion6 decks52 decks
9%synergy
Crypt of Agadeem
12%inclusion6 decks52 decks
1%synergy
Deserted Temple
12%inclusion6 decks52 decks
7%synergy
Phyrexian Tower
10%inclusion5 decks52 decks
-14%synergy
Maze of Ith
10%inclusion5 decks52 decks
6%synergy
Havengul Laboratory
10%inclusion5 decks52 decks
9%synergy
Shizo, Death's Storehouse
7.7%inclusion4 decks52 decks
-2%synergy
Urza's Saga
7.7%inclusion4 decks52 decks
0%synergy
Emergence Zone
7.7%inclusion4 decks52 decks
4%synergy
Terrain Generator
7.7%inclusion4 decks52 decks
6%synergy
Everglades
7.7%inclusion4 decks52 decks
6%synergy
Memorial to Folly
5.8%inclusion3 decks52 decks
2%synergy
Arcane Lighthouse
5.8%inclusion3 decks52 decks
4%synergy
Geier Reach Sanitarium
5.8%inclusion3 decks52 decks
-6%synergy
Leechridden Swamp
5.8%inclusion3 decks52 decks
3%synergy
Guildless Commons
5.8%inclusion3 decks52 decks
5%synergy
Mana Artifacts
Sol Ring
94%inclusion49 decks52 decks
8%synergy
Arcane Signet
62%inclusion32 decks52 decks
-1%synergy
Thran Dynamo
48%inclusion25 decks52 decks
42%synergy
Mind Stone
46%inclusion24 decks52 decks
15%synergy
Charcoal Diamond
35%inclusion18 decks52 decks
11%synergy
Caged Sun
31%inclusion16 decks52 decks
18%synergy
Thought Vessel
31%inclusion16 decks52 decks
3%synergy
Worn Powerstone
29%inclusion15 decks52 decks
24%synergy
Nyx Lotus
27%inclusion14 decks52 decks
20%synergy
Gilded Lotus
25%inclusion13 decks52 decks
19%synergy
Throne of Eldraine
19%inclusion10 decks52 decks
8%synergy
Fellwar Stone
19%inclusion10 decks52 decks
4%synergy
Sceptre of Eternal Glory
17%inclusion9 decks52 decks
8%synergy
Everflowing Chalice
15%inclusion8 decks52 decks
9%synergy
Gauntlet of Power
15%inclusion8 decks52 decks
12%synergy
Extraplanar Lens
15%inclusion8 decks52 decks
10%synergy
Commander's Sphere
13%inclusion7 decks52 decks
4%synergy
Hedron Archive
13%inclusion7 decks52 decks
10%synergy
Vessel of Endless Rest
12%inclusion6 decks52 decks
11%synergy
The Soul Stone
11%inclusion2 decks19 decks
-2%synergy
Mox Opal
10%inclusion5 decks52 decks
6%synergy
Mana Crypt
7.7%inclusion4 decks52 decks
5%synergy
Skyclave Relic
7.7%inclusion4 decks52 decks
7%synergy
Interdimensional Web Watch
5.9%inclusion1 decks17 decks
6%synergy
Jeweled Lotus
5.8%inclusion3 decks52 decks
3%synergy
Chromatic Orrery
5.8%inclusion3 decks52 decks
5%synergy
Prismatic Lens
5.8%inclusion3 decks52 decks
4%synergy
The Eternity Elevator
5.0%inclusion1 decks20 decks
4%synergy
Lands
Swamp
83%inclusion43 decks52 decks
-12%synergy
Myriad Landscape
62%inclusion32 decks52 decks
35%synergy
Malakir Rebirth
17%inclusion9 decks52 decks
-5%synergy
Snow-Covered Swamp
17%inclusion9 decks52 decks
10%synergy
Urza's Cave
15%inclusion7 decks47 decks
6%synergy
Demolition Field
13%inclusion7 decks52 decks
8%synergy
Hagra Mauling
12%inclusion6 decks52 decks
7%synergy
Exotic Orchard
12%inclusion6 decks52 decks
10%synergy
Fell the Profane
11%inclusion5 decks47 decks
-8%synergy
Command Tower
7.7%inclusion4 decks52 decks
2%synergy
Gemstone Caverns
7.7%inclusion4 decks52 decks
3%synergy
Prismatic Vista
5.8%inclusion3 decks52 decks
4%synergy
Fabled Passage
5.8%inclusion3 decks52 decks
4%synergy
Agadeem's Awakening
5.8%inclusion3 decks52 decks
-1%synergy
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