Arvinox, the Mind Flail (Commander) - Upgraded

Alternate Names:

Mind Flayer, the ShadowMind Flayer, the Shadow

Arvinox, the Mind Flail
Rank #1,382
75decks
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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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Decorum Dissertation
9.1%inclusion1 decks11 decks
3%synergy
Scheming Silvertongue
9.1%inclusion1 decks11 decks
2%synergy
Changing Loyalty
8.3%inclusion1 decks12 decks
7%synergy
Grave Researcher
7.7%inclusion1 decks13 decks
0%synergy
High Synergy Cards
Brainstealer Dragon
77%inclusion58 decks75 decks
74%synergy
Gonti, Lord of Luxury
73%inclusion55 decks75 decks
70%synergy
Elder Brain
68%inclusion51 decks75 decks
66%synergy
Cunning Rhetoric
63%inclusion47 decks75 decks
60%synergy
Breach the Multiverse
64%inclusion48 decks75 decks
58%synergy
Thieving Amalgam
57%inclusion43 decks75 decks
56%synergy
Intellect Devourer
52%inclusion39 decks75 decks
51%synergy
Dauthi Voidwalker
65%inclusion49 decks75 decks
50%synergy
Gisa, Glorious Resurrector
53%inclusion40 decks75 decks
49%synergy
Nirkana Revenant
56%inclusion42 decks75 decks
45%synergy
Top Cards
Dark Ritual
81%inclusion61 decks75 decks
15%synergy
Crypt Ghast
81%inclusion61 decks75 decks
34%synergy
Jet Medallion
76%inclusion57 decks75 decks
14%synergy
Reanimate
69%inclusion52 decks75 decks
29%synergy
Gray Merchant of Asphodel
65%inclusion49 decks75 decks
14%synergy
Feed the Swarm
53%inclusion40 decks75 decks
3%synergy
Phyrexian Arena
53%inclusion40 decks75 decks
14%synergy
Defile
51%inclusion38 decks75 decks
15%synergy
Sign in Blood
51%inclusion38 decks75 decks
15%synergy
Dread Presence
49%inclusion37 decks75 decks
35%synergy
Game Changers
Opposition Agent
36%inclusion27 decks75 decks
26%synergy
Bolas's Citadel
36%inclusion27 decks75 decks
7%synergy
Demonic Tutor
24%inclusion18 decks75 decks
-3%synergy
Tergrid, God of Fright
20%inclusion15 decks75 decks
12%synergy
Necropotence
19%inclusion14 decks75 decks
4%synergy
Ancient Tomb
13%inclusion10 decks75 decks
2%synergy
Vampiric Tutor
9.3%inclusion7 decks75 decks
-12%synergy
Creatures
Solemn Simulacrum
43%inclusion32 decks75 decks
21%synergy
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41%inclusion31 decks75 decks
22%synergy
Geth, Lord of the Vault
41%inclusion31 decks75 decks
40%synergy
Sepulchral Primordial
36%inclusion27 decks75 decks
34%synergy
Thieving Varmint
36%inclusion27 decks75 decks
33%synergy
Nashi, Moon Sage's Scion
36%inclusion27 decks75 decks
32%synergy
Gonti, Night Minister
35%inclusion25 decks71 decks
33%synergy
Magus of the Coffers
35%inclusion26 decks75 decks
28%synergy
Junktroller
35%inclusion26 decks75 decks
34%synergy
Valgavoth, Terror Eater
35%inclusion26 decks75 decks
29%synergy
Black Cat, Cunning Thief
34%inclusion16 decks47 decks
33%synergy
Burnished Hart
31%inclusion23 decks75 decks
24%synergy
Reito Sentinel
31%inclusion23 decks75 decks
30%synergy
Tinybones, the Pickpocket
28%inclusion21 decks75 decks
23%synergy
Gix, Yawgmoth Praetor
28%inclusion21 decks75 decks
23%synergy
Crabomination
27%inclusion20 decks75 decks
26%synergy
Sheoldred, Whispering One
23%inclusion17 decks75 decks
11%synergy
Bismuth Mindrender
21%inclusion16 decks75 decks
21%synergy
Hoarding Broodlord
20%inclusion15 decks75 decks
16%synergy
Morbid Opportunist
20%inclusion15 decks75 decks
-4%synergy
Phyrexian Obliterator
20%inclusion15 decks75 decks
9%synergy
Plaguecrafter
19%inclusion14 decks75 decks
-1%synergy
Oblivion Sower
19%inclusion14 decks75 decks
18%synergy
Rakshasa Debaser
19%inclusion14 decks75 decks
18%synergy
Tinybones, Bauble Burglar
18%inclusion13 decks74 decks
14%synergy
Draugr Necromancer
17%inclusion13 decks75 decks
17%synergy
Lord of the Void
16%inclusion12 decks75 decks
14%synergy
Rev, Tithe Extractor
15%inclusion11 decks74 decks
13%synergy
Sheoldred
13%inclusion10 decks75 decks
7%synergy
Braids, Arisen Nightmare
13%inclusion10 decks75 decks
-6%synergy
Author of Shadows
13%inclusion10 decks75 decks
13%synergy
Ancient Cellarspawn
12%inclusion9 decks75 decks
10%synergy
Accursed Marauder
12%inclusion9 decks75 decks
-10%synergy
Defiler of Flesh
11%inclusion8 decks75 decks
7%synergy
Sheoldred, the Apocalypse
11%inclusion8 decks75 decks
-4%synergy
Kheru Mind-Eater
11%inclusion8 decks75 decks
10%synergy
Abyssal Harvester
9.5%inclusion7 decks74 decks
6%synergy
Wandering Archaic
9.3%inclusion7 decks75 decks
9%synergy
Lorcan, Warlock Collector
9.3%inclusion7 decks75 decks
9%synergy
Keen Duelist
9.3%inclusion7 decks75 decks
8%synergy
Chainer, Dementia Master
9.3%inclusion7 decks75 decks
4%synergy
Leaden Myr
9.3%inclusion7 decks75 decks
3%synergy
Erebos, God of the Dead
8.0%inclusion6 decks75 decks
3%synergy
Ancient Brass Dragon
8.0%inclusion6 decks75 decks
7%synergy
Massacre Wurm
8.0%inclusion6 decks75 decks
-9%synergy
Nightmare Shepherd
8.0%inclusion6 decks75 decks
7%synergy
Liliana, Heretical Healer
8.0%inclusion6 decks75 decks
5%synergy
Junji, the Midnight Sky
8.0%inclusion6 decks75 decks
3%synergy
Fleshbag Marauder
6.7%inclusion5 decks75 decks
-10%synergy
Massacre Girl
6.7%inclusion5 decks75 decks
0%synergy
Instants
Withering Torment
47%inclusion35 decks75 decks
15%synergy
Infernal Grasp
39%inclusion29 decks75 decks
13%synergy
Outrageous Robbery
36%inclusion27 decks75 decks
34%synergy
Stinging Study
35%inclusion26 decks75 decks
32%synergy
Soul Shatter
27%inclusion20 decks75 decks
15%synergy
Consuming Corruption
25%inclusion19 decks75 decks
10%synergy
Sudden Spoiling
25%inclusion19 decks75 decks
17%synergy
Imp's Mischief
24%inclusion18 decks75 decks
-1%synergy
Go for the Throat
24%inclusion18 decks75 decks
1%synergy
Darkness
24%inclusion18 decks75 decks
14%synergy
Baleful Mastery
24%inclusion18 decks75 decks
16%synergy
Fell the Profane
23%inclusion17 decks75 decks
4%synergy
Malakir Rebirth
23%inclusion17 decks75 decks
0%synergy
Deadly Rollick
21%inclusion16 decks75 decks
-3%synergy
Grim Return
19%inclusion14 decks75 decks
18%synergy
The Spot's Portal
15%inclusion7 decks47 decks
15%synergy
Force of Despair
15%inclusion11 decks75 decks
7%synergy
Snuff Out
13%inclusion10 decks75 decks
0%synergy
Doom Blade
13%inclusion10 decks75 decks
6%synergy
Deadly Dispute
12%inclusion9 decks75 decks
-14%synergy
Hero's Downfall
11%inclusion8 decks75 decks
4%synergy
Hagra Mauling
9.3%inclusion7 decks75 decks
5%synergy
Thrilling Encore
9.3%inclusion7 decks75 decks
8%synergy
Cabal Ritual
9.3%inclusion7 decks75 decks
-9%synergy
Village Rites
8.0%inclusion6 decks75 decks
-18%synergy
Withering Boon
8.0%inclusion6 decks75 decks
4%synergy
Murder
8.0%inclusion6 decks75 decks
-2%synergy
Tragic Slip
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-12%synergy
Archenemy's Charm
7.4%inclusion4 decks54 decks
-1%synergy
Sheoldred's Edict
6.7%inclusion5 decks75 decks
-8%synergy
Culling the Weak
5.3%inclusion4 decks75 decks
-11%synergy
Sorceries
Damnation
43%inclusion32 decks75 decks
22%synergy
Night's Whisper
41%inclusion31 decks75 decks
17%synergy
Rise of the Dark Realms
39%inclusion29 decks75 decks
26%synergy
Exsanguinate
37%inclusion28 decks75 decks
13%synergy
Heartless Conscription
35%inclusion26 decks75 decks
33%synergy
Toxic Deluge
35%inclusion26 decks75 decks
-2%synergy
Bubbling Muck
31%inclusion23 decks75 decks
15%synergy
Cruelclaw's Heist
31%inclusion23 decks75 decks
28%synergy
Dredge the Mire
28%inclusion21 decks75 decks
27%synergy
Praetor's Grasp
28%inclusion21 decks75 decks
24%synergy
Torment of Hailfire
25%inclusion19 decks75 decks
10%synergy
Mutilate
25%inclusion19 decks75 decks
9%synergy
Read the Bones
20%inclusion15 decks75 decks
3%synergy
Visions of Dread
17%inclusion13 decks75 decks
17%synergy
Beacon of Unrest
16%inclusion12 decks75 decks
12%synergy
Victimize
15%inclusion11 decks75 decks
-12%synergy
Syphon Mind
15%inclusion11 decks75 decks
2%synergy
Grim Tutor
15%inclusion11 decks75 decks
3%synergy
Blasphemous Edict
14%inclusion10 decks74 decks
-3%synergy
Diabolic Tutor
13%inclusion10 decks75 decks
-1%synergy
Blood Money
13%inclusion10 decks75 decks
10%synergy
Shadow of the Enemy
12%inclusion9 decks75 decks
11%synergy
Insatiable Avarice
12%inclusion9 decks75 decks
1%synergy
Necromantic Selection
12%inclusion9 decks75 decks
10%synergy
Xander's Pact
11%inclusion8 decks75 decks
10%synergy
Decree of Pain
11%inclusion8 decks75 decks
5%synergy
In Garruk's Wake
9.3%inclusion7 decks75 decks
5%synergy
Petty Larceny
9.3%inclusion7 decks75 decks
9%synergy
Come Back Wrong
8.0%inclusion6 decks75 decks
5%synergy
Profane Transfusion
8.0%inclusion6 decks75 decks
6%synergy
Predators' Hour
8.0%inclusion6 decks75 decks
7%synergy
Psychotic Episode
6.7%inclusion5 decks75 decks
7%synergy
Dead of Winter
6.7%inclusion5 decks75 decks
6%synergy
Agadeem's Awakening
6.7%inclusion5 decks75 decks
-1%synergy
Profane Tutor
6.7%inclusion5 decks75 decks
2%synergy
Ambition's Cost
6.7%inclusion5 decks75 decks
4%synergy
Sanguimancy
6.7%inclusion5 decks75 decks
6%synergy
Yawgmoth's Vile Offering
6.7%inclusion5 decks75 decks
6%synergy
Extinguish All Hope
6.7%inclusion5 decks75 decks
6%synergy
Black Sun's Zenith
5.3%inclusion4 decks75 decks
0%synergy
Blood on the Snow
5.3%inclusion4 decks75 decks
4%synergy
Beseech the Queen
5.3%inclusion4 decks75 decks
-1%synergy
Ashen Powder
5.3%inclusion4 decks75 decks
5%synergy
Worst Fears
5.3%inclusion4 decks75 decks
5%synergy
Utility Artifacts
The Darkness Crystal
48%inclusion29 decks61 decks
27%synergy
Staff of Eden, Vault's Key
32%inclusion24 decks75 decks
31%synergy
Bontu's Monument
31%inclusion23 decks75 decks
2%synergy
Lightning Greaves
29%inclusion22 decks75 decks
-4%synergy
Reito Lantern
28%inclusion21 decks75 decks
28%synergy
Wayfarer's Bauble
27%inclusion20 decks75 decks
12%synergy
Expedition Map
25%inclusion19 decks75 decks
14%synergy
Swiftfoot Boots
24%inclusion18 decks75 decks
-7%synergy
Whip of Erebos
20%inclusion15 decks75 decks
9%synergy
Realmbreaker, the Invasion Tree
16%inclusion12 decks75 decks
15%synergy
Strionic Resonator
15%inclusion11 decks75 decks
13%synergy
Portal to Phyrexia
12%inclusion9 decks75 decks
11%synergy
Mindcrank
11%inclusion8 decks75 decks
5%synergy
Chaos Wand
9.3%inclusion7 decks75 decks
9%synergy
Nautiloid Ship
9.3%inclusion7 decks75 decks
9%synergy
Dream-Thief's Bandana
6.7%inclusion5 decks75 decks
6%synergy
Commander's Plate
6.7%inclusion5 decks75 decks
1%synergy
Vedalken Orrery
6.7%inclusion5 decks75 decks
6%synergy
Fishing Gear
6.7%inclusion3 decks45 decks
7%synergy
The Cauldron of Eternity
5.3%inclusion4 decks75 decks
5%synergy
Mask of Griselbrand
5.3%inclusion4 decks75 decks
2%synergy
Enchantments
Court of Locthwain
47%inclusion35 decks75 decks
45%synergy
Animate Dead
44%inclusion33 decks75 decks
27%synergy
Black Market
41%inclusion31 decks75 decks
20%synergy
Grave Betrayal
36%inclusion27 decks75 decks
33%synergy
Dead Man's Chest
36%inclusion27 decks75 decks
35%synergy
Black Market Connections
27%inclusion20 decks75 decks
3%synergy
No Mercy
23%inclusion17 decks75 decks
15%synergy
Virtue of Persistence
23%inclusion17 decks75 decks
18%synergy
Meathook Massacre II
17%inclusion13 decks75 decks
11%synergy
Minion's Return
13%inclusion10 decks75 decks
13%synergy
Necromancy
12%inclusion9 decks75 decks
6%synergy
Protection Racket
12%inclusion9 decks75 decks
11%synergy
Oubliette
12%inclusion9 decks75 decks
9%synergy
Heartless Summoning
12%inclusion9 decks75 decks
7%synergy
The Eldest Reborn
11%inclusion8 decks75 decks
7%synergy
Exquisite Blood
9.3%inclusion7 decks75 decks
-4%synergy
Dance of the Dead
8.0%inclusion6 decks75 decks
5%synergy
The Meathook Massacre
8.0%inclusion6 decks75 decks
-9%synergy
The Cruelty of Gix
6.7%inclusion5 decks75 decks
5%synergy
Hedonist's Trove
6.7%inclusion5 decks75 decks
6%synergy
Kaya's Ghostform
6.7%inclusion5 decks75 decks
-3%synergy
Greed
5.3%inclusion4 decks75 decks
-1%synergy
Painful Quandary
5.3%inclusion4 decks75 decks
-5%synergy
Bloodchief Ascension
5.3%inclusion4 decks75 decks
-4%synergy
Parasitic Impetus
5.3%inclusion4 decks75 decks
5%synergy
Planeswalkers
Liliana of the Dark Realms
36%inclusion27 decks75 decks
22%synergy
Tevesh Szat, Doom of Fools
6.7%inclusion5 decks75 decks
4%synergy
Liliana Vess
5.3%inclusion4 decks75 decks
2%synergy
Sorin Markov
5.3%inclusion4 decks75 decks
3%synergy
Utility Lands
Cabal Coffers
88%inclusion66 decks75 decks
33%synergy
Cabal Stronghold
72%inclusion54 decks75 decks
37%synergy
Urborg, Tomb of Yawgmoth
59%inclusion44 decks75 decks
21%synergy
Nykthos, Shrine to Nyx
51%inclusion38 decks75 decks
21%synergy
Bojuka Bog
47%inclusion35 decks75 decks
0%synergy
Castle Locthwain
36%inclusion27 decks75 decks
19%synergy
Reliquary Tower
36%inclusion27 decks75 decks
6%synergy
Witch's Cottage
29%inclusion22 decks75 decks
5%synergy
War Room
27%inclusion20 decks75 decks
11%synergy
Temple of the False God
27%inclusion20 decks75 decks
19%synergy
Takenuma, Abandoned Mire
25%inclusion19 decks75 decks
10%synergy
Phyrexian Tower
23%inclusion17 decks75 decks
-3%synergy
Thespian's Stage
23%inclusion17 decks75 decks
17%synergy
Command Beacon
17%inclusion13 decks75 decks
9%synergy
Rogue's Passage
16%inclusion12 decks75 decks
-3%synergy
Shizo, Death's Storehouse
12%inclusion9 decks75 decks
2%synergy
Mortuary Mire
12%inclusion9 decks75 decks
-1%synergy
Maze of Ith
12%inclusion9 decks75 decks
9%synergy
Crypt of Agadeem
12%inclusion9 decks75 decks
1%synergy
Barren Moor
11%inclusion8 decks75 decks
1%synergy
Havengul Laboratory
11%inclusion8 decks75 decks
10%synergy
Deserted Temple
11%inclusion8 decks75 decks
6%synergy
Vesuva
6.7%inclusion5 decks75 decks
4%synergy
Geier Reach Sanitarium
6.7%inclusion5 decks75 decks
-4%synergy
Barad-dûr
6.7%inclusion5 decks75 decks
3%synergy
Susur Secundi, Void Altar
5.6%inclusion3 decks54 decks
-2%synergy
Emergence Zone
5.3%inclusion4 decks75 decks
2%synergy
Lake of the Dead
5.3%inclusion4 decks75 decks
0%synergy
Mana Artifacts
Sol Ring
96%inclusion72 decks75 decks
10%synergy
Arcane Signet
67%inclusion50 decks75 decks
5%synergy
Thought Vessel
36%inclusion27 decks75 decks
11%synergy
Thran Dynamo
36%inclusion27 decks75 decks
30%synergy
Nyx Lotus
36%inclusion27 decks75 decks
30%synergy
Mind Stone
35%inclusion26 decks75 decks
6%synergy
Charcoal Diamond
31%inclusion23 decks75 decks
9%synergy
Fellwar Stone
25%inclusion19 decks75 decks
11%synergy
Caged Sun
23%inclusion17 decks75 decks
12%synergy
Sceptre of Eternal Glory
19%inclusion14 decks75 decks
11%synergy
Throne of Eldraine
17%inclusion13 decks75 decks
8%synergy
Vessel of Endless Rest
17%inclusion13 decks75 decks
17%synergy
Gilded Lotus
17%inclusion13 decks75 decks
12%synergy
The Soul Stone
15%inclusion8 decks53 decks
0%synergy
Commander's Sphere
15%inclusion11 decks75 decks
6%synergy
Everflowing Chalice
13%inclusion10 decks75 decks
8%synergy
Worn Powerstone
12%inclusion9 decks75 decks
8%synergy
Extraplanar Lens
11%inclusion8 decks75 decks
6%synergy
Gauntlet of Power
8.0%inclusion6 decks75 decks
5%synergy
Hedron Archive
8.0%inclusion6 decks75 decks
5%synergy
Lands
Swamp
83%inclusion62 decks75 decks
-13%synergy
Myriad Landscape
45%inclusion34 decks75 decks
20%synergy
Fell the Profane
23%inclusion17 decks75 decks
4%synergy
Malakir Rebirth
23%inclusion17 decks75 decks
0%synergy
Urza's Cave
19%inclusion14 decks75 decks
10%synergy
Snow-Covered Swamp
19%inclusion14 decks75 decks
12%synergy
Hagra Mauling
9.3%inclusion7 decks75 decks
5%synergy
Demolition Field
8.0%inclusion6 decks75 decks
3%synergy
Agadeem's Awakening
6.7%inclusion5 decks75 decks
-1%synergy
Exotic Orchard
5.3%inclusion4 decks75 decks
4%synergy
Boggart Trawler
5.3%inclusion4 decks75 decks
-4%synergy
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