Arvinox, the Mind Flail (Commander) - Expensive

Alternate Names:

Mind Flayer, the ShadowMind Flayer, the Shadow

Arvinox, the Mind Flail
Rank #1,319
111decks
Background image for How To Play Horrors Differently In Commander
Sikora
Oct 30, 2025
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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4%synergy
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43%synergy
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42%synergy
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41%synergy
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39%synergy
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26%synergy
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12%synergy
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23%synergy
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36%synergy
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54%inclusion60 decks111 decks
14%synergy
Feed the Swarm
53%inclusion59 decks111 decks
2%synergy
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51%inclusion57 decks111 decks
14%synergy
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50%inclusion55 decks111 decks
32%synergy
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35%synergy
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50%synergy
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35%synergy
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42%synergy
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48%inclusion53 decks111 decks
19%synergy
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41%inclusion45 decks111 decks
25%synergy
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33%synergy
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20%synergy
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21%synergy
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26%inclusion29 decks111 decks
12%synergy
Creatures
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27%synergy
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23%synergy
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40%inclusion44 decks111 decks
16%synergy
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32%synergy
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31%synergy
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31%synergy
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34%synergy
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15%synergy
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24%synergy
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21%synergy
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25%synergy
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17%synergy
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14%synergy
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20%synergy
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23%inclusion26 decks111 decks
23%synergy
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8%synergy
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16%synergy
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21%synergy
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14%synergy
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18%synergy
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16%synergy
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19%inclusion21 decks111 decks
19%synergy
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19%inclusion21 decks111 decks
16%synergy
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17%synergy
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18%inclusion17 decks96 decks
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Crabomination
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16%synergy
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-1%synergy
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13%synergy
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-5%synergy
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-6%synergy
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13%synergy
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10%synergy
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6%synergy
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4%synergy
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6%synergy
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3%synergy
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Deadly Rollick
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23%synergy
Defile
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18%synergy
Stinging Study
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9%synergy
Snuff Out
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14%synergy
Withering Torment
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-5%synergy
Darkness
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16%synergy
Outrageous Robbery
24%inclusion26 decks110 decks
22%synergy
Soul Shatter
22%inclusion24 decks111 decks
9%synergy
Sudden Spoiling
20%inclusion22 decks111 decks
10%synergy
Go for the Throat
19%inclusion21 decks111 decks
-4%synergy
Consuming Corruption
19%inclusion18 decks96 decks
3%synergy
Culling the Weak
18%inclusion20 decks111 decks
3%synergy
Baleful Mastery
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8%synergy
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12%synergy
Dismember
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5%synergy
Fell the Profane
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-3%synergy
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9%synergy
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7%synergy
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-6%synergy
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-7%synergy
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-1%synergy
Murder
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Tainted Strike
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Word of Command
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5%synergy
Sorceries
Exsanguinate
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20%synergy
Torment of Hailfire
40%inclusion44 decks111 decks
24%synergy
Breach the Multiverse
40%inclusion44 decks111 decks
33%synergy
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39%inclusion43 decks111 decks
2%synergy
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21%synergy
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10%synergy
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21%synergy
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16%synergy
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3%synergy
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13%synergy
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16%inclusion18 decks111 decks
9%synergy
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14%inclusion16 decks111 decks
-3%synergy
Syphon Mind
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2%synergy
Heartless Conscription
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13%synergy
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-2%synergy
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7%synergy
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11%synergy
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12%inclusion9 decks77 decks
-5%synergy
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-1%synergy
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Diabolic Intent
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7%synergy
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6%synergy
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5%synergy
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-19%synergy
Worst Fears
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7%synergy
Shadow of the Enemy
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6%synergy
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0%synergy
Repay in Kind
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4%synergy
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5%synergy
Peer into the Abyss
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-5%synergy
Necromantic Selection
5.4%inclusion6 decks111 decks
3%synergy
Utility Artifacts
The Darkness Crystal
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21%synergy
Expedition Map
39%inclusion43 decks111 decks
26%synergy
Lightning Greaves
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0%synergy
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23%inclusion25 decks111 decks
21%synergy
Wayfarer's Bauble
22%inclusion24 decks111 decks
5%synergy
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21%inclusion23 decks111 decks
-7%synergy
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19%synergy
Sensei's Divining Top
19%inclusion21 decks111 decks
11%synergy
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18%inclusion20 decks111 decks
16%synergy
Reito Lantern
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18%synergy
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15%inclusion17 decks111 decks
5%synergy
Swiftfoot Boots
15%inclusion17 decks111 decks
-16%synergy
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14%inclusion16 decks111 decks
4%synergy
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13%synergy
Mindcrank
13%inclusion14 decks111 decks
7%synergy
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12%inclusion11 decks95 decks
11%synergy
Chaos Wand
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9%synergy
Wishclaw Talisman
9.0%inclusion10 decks111 decks
2%synergy
Helm of the Host
8.1%inclusion9 decks111 decks
7%synergy
Lithoform Engine
8.1%inclusion9 decks111 decks
8%synergy
Manascape Refractor
7.2%inclusion8 decks111 decks
7%synergy
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7.2%inclusion8 decks111 decks
-6%synergy
Commander's Plate
7.2%inclusion8 decks111 decks
2%synergy
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3%synergy
Ashnod's Altar
6.3%inclusion7 decks111 decks
-13%synergy
Doubling Cube
6.3%inclusion7 decks111 decks
6%synergy
Mimic Vat
5.4%inclusion6 decks111 decks
4%synergy
Crawlspace
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4%synergy
Mindslaver
5.4%inclusion6 decks111 decks
5%synergy
World Map
5.3%inclusion3 decks57 decks
3%synergy
Winter Moon
5.1%inclusion5 decks99 decks
3%synergy
Enchantments
Animate Dead
41%inclusion46 decks111 decks
24%synergy
Black Market Connections
40%inclusion44 decks111 decks
16%synergy
No Mercy
33%inclusion37 decks111 decks
26%synergy
The Meathook Massacre
27%inclusion30 decks111 decks
10%synergy
Black Market
27%inclusion30 decks111 decks
6%synergy
Virtue of Persistence
26%inclusion29 decks111 decks
21%synergy
Dance of the Dead
24%inclusion27 decks111 decks
21%synergy
Necromancy
23%inclusion25 decks111 decks
16%synergy
Dead Man's Chest
23%inclusion25 decks111 decks
22%synergy
Grave Betrayal
20%inclusion22 decks111 decks
17%synergy
Heartless Summoning
15%inclusion17 decks111 decks
11%synergy
Meathook Massacre II
15%inclusion13 decks88 decks
8%synergy
Grave Pact
13%inclusion14 decks111 decks
-6%synergy
Exquisite Blood
13%inclusion14 decks111 decks
-1%synergy
Bloodchief Ascension
12%inclusion13 decks111 decks
2%synergy
Bitterblossom
12%inclusion13 decks111 decks
-1%synergy
Protection Racket
11%inclusion12 decks111 decks
10%synergy
The Eldest Reborn
11%inclusion12 decks111 decks
7%synergy
Court of Ambition
7.2%inclusion8 decks111 decks
3%synergy
Contamination
7.2%inclusion8 decks111 decks
4%synergy
Hedonist's Trove
7.2%inclusion8 decks111 decks
7%synergy
Oubliette
6.3%inclusion7 decks111 decks
3%synergy
Necrodominance
6.2%inclusion6 decks97 decks
3%synergy
Sothera, the Supervoid
5.9%inclusion3 decks51 decks
3%synergy
Leyline of the Void
5.4%inclusion6 decks111 decks
4%synergy
Oppression
5.4%inclusion6 decks111 decks
-2%synergy
Waste Not
5.4%inclusion6 decks111 decks
-6%synergy
Dictate of Erebos
5.4%inclusion6 decks111 decks
-5%synergy
Planeswalkers
Liliana of the Dark Realms
41%inclusion46 decks111 decks
27%synergy
Tevesh Szat, Doom of Fools
17%inclusion19 decks111 decks
14%synergy
Utility Lands
Cabal Coffers
89%inclusion99 decks111 decks
34%synergy
Cabal Stronghold
60%inclusion67 decks111 decks
25%synergy
Urza's Saga
38%inclusion42 decks111 decks
30%synergy
Bojuka Bog
38%inclusion42 decks111 decks
-9%synergy
Reliquary Tower
36%inclusion40 decks111 decks
5%synergy
Takenuma, Abandoned Mire
32%inclusion35 decks111 decks
16%synergy
Castle Locthwain
32%inclusion35 decks111 decks
14%synergy
War Room
29%inclusion32 decks111 decks
12%synergy
Phyrexian Tower
29%inclusion32 decks111 decks
5%synergy
Deserted Temple
25%inclusion28 decks111 decks
21%synergy
Maze of Ith
22%inclusion24 decks111 decks
18%synergy
Witch's Cottage
21%inclusion23 decks111 decks
-4%synergy
Temple of the False God
19%inclusion21 decks111 decks
11%synergy
Thespian's Stage
18%inclusion20 decks111 decks
12%synergy
Vesuva
17%inclusion19 decks111 decks
14%synergy
Lake of the Dead
14%inclusion16 decks111 decks
9%synergy
Command Beacon
12%inclusion13 decks111 decks
3%synergy
Emergence Zone
11%inclusion12 decks111 decks
7%synergy
Crypt of Agadeem
11%inclusion12 decks111 decks
0%synergy
Rogue's Passage
10%inclusion11 decks111 decks
-9%synergy
Shizo, Death's Storehouse
9.0%inclusion10 decks111 decks
-1%synergy
Havengul Laboratory
6.3%inclusion7 decks111 decks
6%synergy
Geier Reach Sanitarium
5.4%inclusion6 decks111 decks
-6%synergy
Strip Mine
5.4%inclusion6 decks111 decks
2%synergy
Spymaster's Vault
5.2%inclusion5 decks97 decks
-5%synergy
Mana Artifacts
Sol Ring
94%inclusion104 decks111 decks
7%synergy
Arcane Signet
69%inclusion77 decks111 decks
7%synergy
Caged Sun
43%inclusion48 decks111 decks
31%synergy
Thran Dynamo
42%inclusion47 decks111 decks
36%synergy
The Soul Stone
42%inclusion20 decks48 decks
29%synergy
Fellwar Stone
39%inclusion43 decks111 decks
24%synergy
Mind Stone
35%inclusion39 decks111 decks
5%synergy
Throne of Eldraine
33%inclusion37 decks111 decks
23%synergy
Sceptre of Eternal Glory
33%inclusion37 decks111 decks
24%synergy
Thought Vessel
32%inclusion35 decks111 decks
5%synergy
Chrome Mox
25%inclusion28 decks111 decks
19%synergy
Extraplanar Lens
23%inclusion26 decks111 decks
18%synergy
Charcoal Diamond
23%inclusion26 decks111 decks
0%synergy
Nyx Lotus
21%inclusion23 decks111 decks
14%synergy
Grim Monolith
20%inclusion22 decks111 decks
17%synergy
Mox Opal
18%inclusion20 decks111 decks
15%synergy
Gilded Lotus
17%inclusion19 decks111 decks
11%synergy
Lotus Petal
16%inclusion18 decks111 decks
9%synergy
Worn Powerstone
16%inclusion18 decks111 decks
12%synergy
Mox Diamond
14%inclusion16 decks111 decks
11%synergy
Jeweled Lotus
14%inclusion15 decks111 decks
11%synergy
Mana Crypt
14%inclusion15 decks111 decks
11%synergy
Everflowing Chalice
13%inclusion14 decks111 decks
7%synergy
Gauntlet of Power
13%inclusion14 decks111 decks
9%synergy
Mox Amber
8.1%inclusion9 decks111 decks
4%synergy
Basalt Monolith
8.1%inclusion9 decks111 decks
6%synergy
Chromatic Orrery
8.1%inclusion9 decks111 decks
8%synergy
Coldsteel Heart
7.2%inclusion8 decks111 decks
6%synergy
Liquimetal Torque
6.3%inclusion7 decks111 decks
3%synergy
Hedron Archive
5.4%inclusion6 decks111 decks
2%synergy
Prismatic Lens
5.4%inclusion6 decks111 decks
3%synergy
Lion's Eye Diamond
5.4%inclusion6 decks111 decks
4%synergy
Lands
Swamp
73%inclusion81 decks111 decks
-22%synergy
Myriad Landscape
46%inclusion51 decks111 decks
19%synergy
Snow-Covered Swamp
32%inclusion36 decks111 decks
26%synergy
Urza's Cave
19%inclusion19 decks99 decks
11%synergy
Gemstone Caverns
18%inclusion20 decks111 decks
14%synergy
Fell the Profane
15%inclusion15 decks97 decks
-3%synergy
Malakir Rebirth
14%inclusion16 decks111 decks
-8%synergy
Bloodstained Mire
11%inclusion12 decks111 decks
7%synergy
Agadeem's Awakening
10%inclusion11 decks111 decks
3%synergy
Marsh Flats
10%inclusion11 decks111 decks
7%synergy
Command Tower
10%inclusion11 decks111 decks
4%synergy
Verdant Catacombs
9.0%inclusion10 decks111 decks
6%synergy
Exotic Orchard
9.0%inclusion10 decks111 decks
8%synergy
Polluted Delta
9.0%inclusion10 decks111 decks
6%synergy
Prismatic Vista
8.1%inclusion9 decks111 decks
6%synergy
Demolition Field
6.3%inclusion7 decks111 decks
1%synergy
Cavern of Souls
6.3%inclusion7 decks111 decks
0%synergy
Fabled Passage
5.4%inclusion6 decks111 decks
4%synergy