Seizan, Perverter of Truth (Commander) - Upgraded Group Slug

Seizan, Perverter of Truth
Rank #1,333
22decks
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Background image for Building Specter Typal with Urgoros, the Empty One
Jeremy Rowe
Oct 10, 2025
Jeremy Rowe
Building Specter Typal with Urgoros, the Empty One
Wanna build a typal Commander deck with a spooky creature type for Halloween? We've got you covered with this Specter deck, led by Urgoros.
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Enchantments
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Utility Lands
Mana Artifacts
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Raven Eagle
25%inclusion1 decks4 decks
24%synergy
High Synergy Cards
Underworld Dreams
91%inclusion20 decks22 decks
84%synergy
Fate Unraveler
86%inclusion19 decks22 decks
83%synergy
Psychosis Crawler
86%inclusion19 decks22 decks
82%synergy
Ob Nixilis, the Hate-Twisted
82%inclusion18 decks22 decks
79%synergy
Howling Mine
82%inclusion18 decks22 decks
78%synergy
Scrawling Crawler
80%inclusion16 decks20 decks
76%synergy
Master of the Feast
73%inclusion16 decks22 decks
70%synergy
Dark Deal
77%inclusion17 decks22 decks
66%synergy
Font of Mythos
68%inclusion15 decks22 decks
66%synergy
Mikokoro, Center of the Sea
64%inclusion14 decks22 decks
61%synergy
Top Cards
Crypt Ghast
86%inclusion19 decks22 decks
38%synergy
Gray Merchant of Asphodel
73%inclusion16 decks22 decks
21%synergy
Jet Medallion
68%inclusion15 decks22 decks
8%synergy
Damnable Pact
64%inclusion14 decks22 decks
59%synergy
Baleful Mastery
64%inclusion14 decks22 decks
54%synergy
Toxic Deluge
64%inclusion14 decks22 decks
26%synergy
Sheoldred, the Apocalypse
59%inclusion13 decks22 decks
44%synergy
Feed the Swarm
59%inclusion13 decks22 decks
8%synergy
Exsanguinate
59%inclusion13 decks22 decks
35%synergy
Temple Bell
59%inclusion13 decks22 decks
57%synergy
Game Changers
Orcish Bowmasters
68%inclusion15 decks22 decks
54%synergy
Demonic Tutor
50%inclusion11 decks22 decks
22%synergy
Vampiric Tutor
32%inclusion7 decks22 decks
10%synergy
Opposition Agent
14%inclusion3 decks22 decks
4%synergy
Tergrid, God of Fright
14%inclusion3 decks22 decks
6%synergy
Necropotence
14%inclusion3 decks22 decks
-2%synergy
The One Ring
9.1%inclusion2 decks22 decks
-1%synergy
Creatures
Sangromancer
50%inclusion11 decks22 decks
38%synergy
Doomsday Excruciator
43%inclusion9 decks21 decks
40%synergy
Nirkana Revenant
36%inclusion8 decks22 decks
25%synergy
Gix, Yawgmoth Praetor
32%inclusion7 decks22 decks
27%synergy
Gnat Miser
32%inclusion7 decks22 decks
29%synergy
Viseling
27%inclusion6 decks22 decks
27%synergy
Erebos, God of the Dead
27%inclusion6 decks22 decks
22%synergy
Vilis, Broker of Blood
27%inclusion6 decks22 decks
13%synergy
Gixian Puppeteer
27%inclusion6 decks22 decks
23%synergy
Rankle, Master of Pranks
27%inclusion6 decks22 decks
14%synergy
Boggart Trawler
23%inclusion5 decks22 decks
14%synergy
Locust Miser
23%inclusion5 decks22 decks
21%synergy
Twilight Prophet
23%inclusion5 decks22 decks
17%synergy
Fell Specter
23%inclusion5 decks22 decks
18%synergy
Kagemaro, First to Suffer
23%inclusion5 decks22 decks
22%synergy
Bloodthirsty Conqueror
20%inclusion4 decks20 decks
11%synergy
Dread Presence
18%inclusion4 decks22 decks
3%synergy
Magus of the Coffers
18%inclusion4 decks22 decks
11%synergy
Bloodletter of Aclazotz
18%inclusion4 decks22 decks
7%synergy
Howling Golem
18%inclusion4 decks22 decks
17%synergy
Archfiend of Despair
18%inclusion4 decks22 decks
16%synergy
Keen Duelist
18%inclusion4 decks22 decks
17%synergy
Vislor Turlough
18%inclusion4 decks22 decks
18%synergy
Bloodgift Demon
18%inclusion4 decks22 decks
15%synergy
Syr Konrad, the Grim
14%inclusion3 decks22 decks
-7%synergy
Plaguecrafter
14%inclusion3 decks22 decks
-6%synergy
Starscream, Power Hungry
14%inclusion3 decks22 decks
13%synergy
Phyrexian Obliterator
14%inclusion3 decks22 decks
3%synergy
Kami of Jealous Thirst
14%inclusion3 decks22 decks
13%synergy
Burnished Hart
14%inclusion3 decks22 decks
5%synergy
Sheoldred, Whispering One
14%inclusion3 decks22 decks
2%synergy
Massacre Wurm
14%inclusion3 decks22 decks
-4%synergy
Archfiend of Depravity
14%inclusion3 decks22 decks
7%synergy
K'rrik, Son of Yawgmoth
14%inclusion3 decks22 decks
-5%synergy
Cunning Lethemancer
14%inclusion3 decks22 decks
10%synergy
Valgavoth, Terror Eater
10%inclusion2 decks21 decks
4%synergy
Tree of Perdition
9.1%inclusion2 decks22 decks
8%synergy
Starving Revenant
9.1%inclusion2 decks22 decks
8%synergy
Defiler of Flesh
9.1%inclusion2 decks22 decks
5%synergy
Myojin of Night's Reach
9.1%inclusion2 decks22 decks
8%synergy
Mikaeus, the Unhallowed
9.1%inclusion2 decks22 decks
1%synergy
Mindslicer
9.1%inclusion2 decks22 decks
4%synergy
Indulgent Tormentor
9.1%inclusion2 decks22 decks
7%synergy
Plague Drone
9.1%inclusion2 decks22 decks
8%synergy
Sheoldred
9.1%inclusion2 decks22 decks
2%synergy
Noxious Gearhulk
9.1%inclusion2 decks22 decks
2%synergy
Archon of Cruelty
9.1%inclusion2 decks22 decks
4%synergy
Skirge Familiar
9.1%inclusion2 decks22 decks
4%synergy
Necrogoyf
9.1%inclusion2 decks22 decks
4%synergy
Dauthi Voidwalker
9.1%inclusion2 decks22 decks
-7%synergy
Instants
Dark Ritual
55%inclusion12 decks22 decks
-12%synergy
Defile
50%inclusion11 decks22 decks
12%synergy
Darkness
45%inclusion10 decks22 decks
36%synergy
Withering Torment
43%inclusion9 decks21 decks
11%synergy
Malakir Rebirth
41%inclusion9 decks22 decks
19%synergy
Imp's Mischief
36%inclusion8 decks22 decks
13%synergy
Sudden Spoiling
36%inclusion8 decks22 decks
27%synergy
Infernal Grasp
32%inclusion7 decks22 decks
7%synergy
Fell the Profane
27%inclusion6 decks22 decks
9%synergy
Bitter Triumph
27%inclusion6 decks22 decks
17%synergy
Consuming Corruption
23%inclusion5 decks22 decks
7%synergy
Deadly Rollick
18%inclusion4 decks22 decks
-5%synergy
Snuff Out
18%inclusion4 decks22 decks
6%synergy
Blood Pact
18%inclusion4 decks22 decks
14%synergy
Consumed by Greed
14%inclusion3 decks21 decks
13%synergy
Cabal Ritual
14%inclusion3 decks22 decks
-4%synergy
Soul Shatter
14%inclusion3 decks22 decks
1%synergy
Withering Boon
14%inclusion3 decks22 decks
9%synergy
Sheoldred's Edict
9.1%inclusion2 decks22 decks
-5%synergy
Go for the Throat
9.1%inclusion2 decks22 decks
-14%synergy
Moonlight Bargain
9.1%inclusion2 decks22 decks
9%synergy
March of Wretched Sorrow
9.1%inclusion2 decks22 decks
7%synergy
Erebos's Intervention
9.1%inclusion2 decks22 decks
7%synergy
Espers to Magicite
5.9%inclusion1 decks17 decks
5%synergy
Desperate Measures
5.6%inclusion1 decks18 decks
5%synergy
Sorceries
Peer into the Abyss
55%inclusion12 decks22 decks
44%synergy
Sign in Blood
55%inclusion12 decks22 decks
18%synergy
Damnation
45%inclusion10 decks22 decks
25%synergy
Mutilate
41%inclusion9 decks22 decks
22%synergy
Torment of Hailfire
32%inclusion7 decks22 decks
16%synergy
Scheming Symmetry
32%inclusion7 decks22 decks
28%synergy
Insatiable Avarice
27%inclusion6 decks22 decks
15%synergy
Bubbling Muck
23%inclusion5 decks22 decks
7%synergy
Temporal Extortion
18%inclusion4 decks22 decks
16%synergy
Reanimate
18%inclusion4 decks22 decks
-20%synergy
Blasphemous Edict
15%inclusion3 decks20 decks
-2%synergy
Risky Shortcut
15%inclusion3 decks20 decks
13%synergy
Make an Example
14%inclusion3 decks22 decks
12%synergy
Decree of Pain
14%inclusion3 decks22 decks
8%synergy
Grim Tutor
14%inclusion3 decks22 decks
2%synergy
Demonic Counsel
10%inclusion2 decks21 decks
6%synergy
Black Sun's Zenith
9.1%inclusion2 decks22 decks
3%synergy
Diabolic Tutor
9.1%inclusion2 decks22 decks
-6%synergy
Nightmare Unmaking
9.1%inclusion2 decks22 decks
9%synergy
Yawgmoth's Will
9.1%inclusion2 decks22 decks
6%synergy
Duress
9.1%inclusion2 decks22 decks
2%synergy
Fraying Omnipotence
9.1%inclusion2 decks22 decks
7%synergy
Blood on the Snow
9.1%inclusion2 decks22 decks
8%synergy
Pain's Reward
9.1%inclusion2 decks22 decks
9%synergy
Agadeem's Awakening
9.1%inclusion2 decks22 decks
2%synergy
Read the Bones
9.1%inclusion2 decks22 decks
-9%synergy
Painful Lesson
9.1%inclusion2 decks22 decks
8%synergy
Profane Command
9.1%inclusion2 decks22 decks
7%synergy
Night's Whisper
9.1%inclusion2 decks22 decks
-15%synergy
Atrocious Experiment
9.1%inclusion2 decks22 decks
8%synergy
Corrupt
9.1%inclusion2 decks22 decks
6%synergy
Syphon Mind
9.1%inclusion2 decks22 decks
-4%synergy
Behold the Beyond
9.1%inclusion2 decks22 decks
9%synergy
Feast of Succession
9.1%inclusion2 decks22 decks
9%synergy
Ill-Gotten Gains
9.1%inclusion2 decks22 decks
8%synergy
Rise of the Dark Realms
9.1%inclusion2 decks22 decks
-3%synergy
Thoughtseize
9.1%inclusion2 decks22 decks
4%synergy
Languish
9.1%inclusion2 decks22 decks
7%synergy
The Final Days
5.9%inclusion1 decks17 decks
5%synergy
Utility Artifacts
Teferi's Puzzle Box
45%inclusion10 decks22 decks
42%synergy
Horn of Greed
45%inclusion10 decks22 decks
44%synergy
Iron Maiden
41%inclusion9 decks22 decks
41%synergy
Lightning Greaves
32%inclusion7 decks22 decks
-2%synergy
Ebony Owl Netsuke
32%inclusion7 decks22 decks
32%synergy
Venser's Journal
32%inclusion7 decks22 decks
30%synergy
Expedition Map
27%inclusion6 decks22 decks
15%synergy
Anvil of Bogardan
27%inclusion6 decks22 decks
25%synergy
Alhammarret's Archive
27%inclusion6 decks22 decks
23%synergy
Mindcrank
18%inclusion4 decks22 decks
13%synergy
Ivory Tower
18%inclusion4 decks22 decks
18%synergy
Black Vise
18%inclusion4 decks22 decks
18%synergy
The Darkness Crystal
18%inclusion3 decks17 decks
-2%synergy
Spellbook
14%inclusion3 decks22 decks
13%synergy
Otherworld Atlas
14%inclusion3 decks22 decks
13%synergy
Bontu's Monument
14%inclusion3 decks22 decks
-14%synergy
Nevinyrral's Disk
14%inclusion3 decks22 decks
12%synergy
Skullcage
14%inclusion3 decks22 decks
13%synergy
Swiftfoot Boots
14%inclusion3 decks22 decks
-18%synergy
Memory Jar
14%inclusion3 decks22 decks
12%synergy
Geth's Grimoire
14%inclusion3 decks22 decks
6%synergy
Wayfarer's Bauble
9.1%inclusion2 decks22 decks
-7%synergy
Eye of Vecna
9.1%inclusion2 decks22 decks
8%synergy
Hand of Vecna
9.1%inclusion2 decks22 decks
8%synergy
Sword of War and Peace
9.1%inclusion2 decks22 decks
9%synergy
The Book of Vile Darkness
9.1%inclusion2 decks22 decks
8%synergy
Entropic Battlecruiser
8.3%inclusion1 decks12 decks
5%synergy
The Endstone
7.1%inclusion1 decks14 decks
6%synergy
Ravenous Amulet
5.0%inclusion1 decks20 decks
4%synergy
Monument to Endurance
5.0%inclusion1 decks20 decks
4%synergy
Enchantments
Bloodchief Ascension
55%inclusion12 decks22 decks
45%synergy
Price of Knowledge
50%inclusion11 decks22 decks
49%synergy
Liliana's Caress
50%inclusion11 decks22 decks
44%synergy
Wound Reflection
50%inclusion11 decks22 decks
46%synergy
Megrim
41%inclusion9 decks22 decks
35%synergy
Exquisite Blood
41%inclusion9 decks22 decks
28%synergy
Waste Not
36%inclusion8 decks22 decks
25%synergy
Painful Quandary
32%inclusion7 decks22 decks
22%synergy
Phyrexian Arena
32%inclusion7 decks22 decks
-9%synergy
Parker Luck
22%inclusion2 decks9 decks
21%synergy
Unholy Annex // Ritual Chamber
19%inclusion4 decks21 decks
16%synergy
Court of Ambition
18%inclusion4 decks22 decks
14%synergy
Sanguine Bond
18%inclusion4 decks22 decks
6%synergy
Curse of Fool's Wisdom
18%inclusion4 decks22 decks
17%synergy
No Mercy
18%inclusion4 decks22 decks
11%synergy
Animate Dead
18%inclusion4 decks22 decks
0%synergy
Oppression
18%inclusion4 decks22 decks
10%synergy
The Meathook Massacre
14%inclusion3 decks22 decks
-4%synergy
Bottomless Pit
14%inclusion3 decks22 decks
8%synergy
Black Market Connections
14%inclusion3 decks22 decks
-9%synergy
Raiders' Wake
14%inclusion3 decks22 decks
10%synergy
Polluted Bonds
9.1%inclusion2 decks22 decks
7%synergy
Words of Waste
9.1%inclusion2 decks22 decks
8%synergy
Court of Locthwain
9.1%inclusion2 decks22 decks
7%synergy
Phyrexian Reclamation
9.1%inclusion2 decks22 decks
-1%synergy
Oubliette
9.1%inclusion2 decks22 decks
6%synergy
Necrogen Mists
9.1%inclusion2 decks22 decks
4%synergy
Planeswalkers
Liliana of the Dark Realms
18%inclusion4 decks22 decks
4%synergy
Liliana of the Veil
14%inclusion3 decks22 decks
6%synergy
Ob Nixilis Reignited
9.1%inclusion2 decks22 decks
6%synergy
Liliana Vess
9.1%inclusion2 decks22 decks
6%synergy
Utility Lands
Cabal Coffers
95%inclusion21 decks22 decks
40%synergy
Bojuka Bog
82%inclusion18 decks22 decks
35%synergy
Reliquary Tower
77%inclusion17 decks22 decks
46%synergy
Geier Reach Sanitarium
64%inclusion14 decks22 decks
52%synergy
Urborg, Tomb of Yawgmoth
64%inclusion14 decks22 decks
26%synergy
Cabal Stronghold
55%inclusion12 decks22 decks
19%synergy
Nykthos, Shrine to Nyx
55%inclusion12 decks22 decks
25%synergy
Witch's Cottage
36%inclusion8 decks22 decks
12%synergy
Mortuary Mire
27%inclusion6 decks22 decks
14%synergy
Takenuma, Abandoned Mire
27%inclusion6 decks22 decks
11%synergy
Shizo, Death's Storehouse
23%inclusion5 decks22 decks
13%synergy
Maze of Ith
23%inclusion5 decks22 decks
19%synergy
Buried Ruin
18%inclusion4 decks22 decks
13%synergy
Ghost Quarter
14%inclusion3 decks22 decks
11%synergy
Vesuva
14%inclusion3 decks22 decks
11%synergy
Thespian's Stage
14%inclusion3 decks22 decks
8%synergy
Strip Mine
14%inclusion3 decks22 decks
11%synergy
Leechridden Swamp
14%inclusion3 decks22 decks
11%synergy
Field of Ruin
14%inclusion3 decks22 decks
11%synergy
Adventurer's Inn
12%inclusion2 decks17 decks
11%synergy
Urza's Saga
9.1%inclusion2 decks22 decks
1%synergy
Scavenger Grounds
9.1%inclusion2 decks22 decks
7%synergy
Spymaster's Vault
9.1%inclusion2 decks22 decks
-1%synergy
War Room
9.1%inclusion2 decks22 decks
-8%synergy
Terrain Generator
9.1%inclusion2 decks22 decks
7%synergy
Susur Secundi, Void Altar
7.1%inclusion1 decks14 decks
-1%synergy
Mana Artifacts
Sol Ring
91%inclusion20 decks22 decks
5%synergy
Thought Vessel
77%inclusion17 decks22 decks
50%synergy
Arcane Signet
59%inclusion13 decks22 decks
-3%synergy
Mind Stone
41%inclusion9 decks22 decks
10%synergy
Caged Sun
27%inclusion6 decks22 decks
15%synergy
Decanter of Endless Water
23%inclusion5 decks22 decks
19%synergy
Charcoal Diamond
18%inclusion4 decks22 decks
-5%synergy
Coveted Jewel
18%inclusion4 decks22 decks
17%synergy
Everflowing Chalice
14%inclusion3 decks22 decks
7%synergy
Throne of Eldraine
14%inclusion3 decks22 decks
3%synergy
Sceptre of Eternal Glory
14%inclusion3 decks22 decks
4%synergy
Fellwar Stone
9.1%inclusion2 decks22 decks
-6%synergy
Extraplanar Lens
9.1%inclusion2 decks22 decks
4%synergy
The Soul Stone
9.1%inclusion1 decks11 decks
-3%synergy
Lands
Swamp
91%inclusion20 decks22 decks
-4%synergy
Malakir Rebirth
41%inclusion9 decks22 decks
19%synergy
Fell the Profane
27%inclusion6 decks22 decks
9%synergy
Myriad Landscape
23%inclusion5 decks22 decks
-4%synergy
Boggart Trawler
23%inclusion5 decks22 decks
14%synergy
Urza's Cave
18%inclusion4 decks22 decks
10%synergy
Demolition Field
14%inclusion3 decks22 decks
8%synergy
Daily Bugle Building
11%inclusion1 decks9 decks
10%synergy
Agadeem's Awakening
9.1%inclusion2 decks22 decks
2%synergy
Snow-Covered Swamp
9.1%inclusion2 decks22 decks
2%synergy
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