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

Seizan, Perverter of Truth
Rank #1,339
14decks
Background image for Building Specter Typal with Urgoros, the Empty One
Jeremy Rowe
Oct 10, 2025
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.
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Raven Eagle
20%inclusion1 decks5 decks
19%synergy
High Synergy Cards
Underworld Dreams
100%inclusion14 decks14 decks
94%synergy
Fate Unraveler
93%inclusion13 decks14 decks
90%synergy
Psychosis Crawler
93%inclusion13 decks14 decks
89%synergy
Howling Mine
86%inclusion12 decks14 decks
81%synergy
Temple Bell
79%inclusion11 decks14 decks
76%synergy
Ob Nixilis, the Hate-Twisted
79%inclusion11 decks14 decks
76%synergy
Scrawling Crawler
75%inclusion9 decks12 decks
71%synergy
Font of Mythos
71%inclusion10 decks14 decks
69%synergy
Master of the Feast
71%inclusion10 decks14 decks
69%synergy
Reliquary Tower
100%inclusion14 decks14 decks
69%synergy
Top Cards
Baleful Mastery
71%inclusion10 decks14 decks
62%synergy
Dark Deal
71%inclusion10 decks14 decks
60%synergy
Megrim
64%inclusion9 decks14 decks
59%synergy
Sign in Blood
64%inclusion9 decks14 decks
28%synergy
Venser's Journal
64%inclusion9 decks14 decks
62%synergy
Viseling
57%inclusion8 decks14 decks
57%synergy
Price of Knowledge
57%inclusion8 decks14 decks
57%synergy
Bubbling Muck
57%inclusion8 decks14 decks
42%synergy
Dark Ritual
57%inclusion8 decks14 decks
-9%synergy
Feed the Swarm
57%inclusion8 decks14 decks
6%synergy
Game Changers
Orcish Bowmasters
7.1%inclusion1 decks14 decks
-7%synergy
Tergrid, God of Fright
7.1%inclusion1 decks14 decks
-1%synergy
Creatures
Sangromancer
57%inclusion8 decks14 decks
46%synergy
Gixian Puppeteer
57%inclusion8 decks14 decks
53%synergy
Crypt Ghast
57%inclusion8 decks14 decks
9%synergy
Rankle, Master of Pranks
57%inclusion8 decks14 decks
44%synergy
Gray Merchant of Asphodel
50%inclusion7 decks14 decks
-2%synergy
Kagemaro, First to Suffer
50%inclusion7 decks14 decks
50%synergy
Howling Golem
43%inclusion6 decks14 decks
42%synergy
Gnat Miser
43%inclusion6 decks14 decks
40%synergy
PuPu UFO
38%inclusion3 decks8 decks
37%synergy
Zenith Chronicler
36%inclusion5 decks14 decks
34%synergy
Kami of Jealous Thirst
31%inclusion4 decks13 decks
31%synergy
Solemn Simulacrum
29%inclusion4 decks14 decks
5%synergy
Dread Presence
29%inclusion4 decks14 decks
13%synergy
Dream Devourer
29%inclusion4 decks14 decks
28%synergy
Sheoldred, the Apocalypse
29%inclusion4 decks14 decks
14%synergy
Locust Miser
29%inclusion4 decks14 decks
27%synergy
Elder Brain
29%inclusion4 decks14 decks
26%synergy
Leaden Myr
29%inclusion4 decks14 decks
22%synergy
Boggart Trawler
23%inclusion3 decks13 decks
14%synergy
Blood Seeker
21%inclusion3 decks14 decks
20%synergy
Gix, Yawgmoth Praetor
21%inclusion3 decks14 decks
16%synergy
Massacre Wurm
21%inclusion3 decks14 decks
4%synergy
Burnished Hart
21%inclusion3 decks14 decks
13%synergy
Keen Duelist
21%inclusion3 decks14 decks
20%synergy
Fell Specter
21%inclusion3 decks14 decks
17%synergy
Bloodgift Demon
21%inclusion3 decks14 decks
18%synergy
Doomsday Excruciator
15%inclusion2 decks13 decks
13%synergy
Murderous Rider
14%inclusion2 decks14 decks
8%synergy
Syr Konrad, the Grim
14%inclusion2 decks14 decks
-6%synergy
Fell Stinger
14%inclusion2 decks14 decks
11%synergy
Erebos, God of the Dead
14%inclusion2 decks14 decks
9%synergy
Gurgling Anointer
14%inclusion2 decks14 decks
14%synergy
Starving Revenant
14%inclusion2 decks14 decks
13%synergy
Nirkana Revenant
14%inclusion2 decks14 decks
3%synergy
Hunted Horror
14%inclusion2 decks14 decks
14%synergy
Walking Atlas
14%inclusion2 decks14 decks
13%synergy
Ob Nixilis, Unshackled
14%inclusion2 decks14 decks
11%synergy
Dauthi Voidwalker
14%inclusion2 decks14 decks
-1%synergy
Mindslicer
14%inclusion2 decks14 decks
10%synergy
Vilis, Broker of Blood
14%inclusion2 decks14 decks
1%synergy
Nightshade Harvester
14%inclusion2 decks14 decks
14%synergy
Archfiend of Despair
14%inclusion2 decks14 decks
12%synergy
Slaughter Specialist
14%inclusion2 decks14 decks
11%synergy
Skirge Familiar
14%inclusion2 decks14 decks
9%synergy
Hunted Bonebrute
14%inclusion2 decks14 decks
12%synergy
Vislor Turlough
14%inclusion2 decks14 decks
14%synergy
Zodiark, Umbral God
13%inclusion1 decks8 decks
4%synergy
Unstoppable Slasher
8.3%inclusion1 decks12 decks
3%synergy
Gonti, Night Minister
8.3%inclusion1 decks12 decks
6%synergy
Unscrupulous Contractor
7.7%inclusion1 decks13 decks
7%synergy
Instants
Blood Pact
57%inclusion8 decks14 decks
53%synergy
Darkness
43%inclusion6 decks14 decks
33%synergy
Defile
43%inclusion6 decks14 decks
5%synergy
Withering Torment
42%inclusion5 decks12 decks
10%synergy
Imp's Mischief
36%inclusion5 decks14 decks
12%synergy
Go for the Throat
29%inclusion4 decks14 decks
5%synergy
Doom Blade
29%inclusion4 decks14 decks
21%synergy
Soul Shatter
29%inclusion4 decks14 decks
16%synergy
Sudden Spoiling
29%inclusion4 decks14 decks
19%synergy
Infernal Grasp
29%inclusion4 decks14 decks
3%synergy
Murder
21%inclusion3 decks14 decks
11%synergy
Fell the Profane
15%inclusion2 decks13 decks
-3%synergy
Consuming Corruption
15%inclusion2 decks13 decks
-1%synergy
Consumed by Greed
15%inclusion2 decks13 decks
14%synergy
Sheoldred's Edict
14%inclusion2 decks14 decks
0%synergy
Hellish Rebuke
14%inclusion2 decks14 decks
13%synergy
March of Wretched Sorrow
14%inclusion2 decks14 decks
13%synergy
Malakir Rebirth
14%inclusion2 decks14 decks
-8%synergy
Saw in Half
14%inclusion2 decks14 decks
7%synergy
Overkill
13%inclusion1 decks8 decks
5%synergy
Archenemy's Charm
13%inclusion1 decks8 decks
4%synergy
Nocturnal Hunger
7.7%inclusion1 decks13 decks
7%synergy
Hagra Mauling
7.1%inclusion1 decks14 decks
3%synergy
Hero's Downfall
7.1%inclusion1 decks14 decks
0%synergy
Deadly Rollick
7.1%inclusion1 decks14 decks
-16%synergy
Force of Despair
7.1%inclusion1 decks14 decks
-1%synergy
Sickening Shoal
7.1%inclusion1 decks14 decks
7%synergy
Snuff Out
7.1%inclusion1 decks14 decks
-5%synergy
Simulacrum
7.1%inclusion1 decks14 decks
7%synergy
Entomb
7.1%inclusion1 decks14 decks
-5%synergy
Poison the Cup
7.1%inclusion1 decks14 decks
7%synergy
Slaughter Pact
7.1%inclusion1 decks14 decks
4%synergy
Erebos's Intervention
7.1%inclusion1 decks14 decks
5%synergy
Drag to the Underworld
7.1%inclusion1 decks14 decks
5%synergy
Bitter Triumph
7.1%inclusion1 decks14 decks
-3%synergy
Wretched Confluence
7.1%inclusion1 decks14 decks
6%synergy
Tendrils of Corruption
7.1%inclusion1 decks14 decks
3%synergy
Lethal Scheme
7.1%inclusion1 decks14 decks
5%synergy
Debt to the Kami
7.1%inclusion1 decks14 decks
7%synergy
Feign Death
7.1%inclusion1 decks14 decks
-1%synergy
Tragic Slip
7.1%inclusion1 decks14 decks
-13%synergy
Sorceries
Peer into the Abyss
50%inclusion7 decks14 decks
39%synergy
Damnable Pact
50%inclusion7 decks14 decks
46%synergy
Exsanguinate
43%inclusion6 decks14 decks
19%synergy
Mutilate
43%inclusion6 decks14 decks
24%synergy
Pain's Reward
36%inclusion5 decks14 decks
35%synergy
Insatiable Avarice
31%inclusion4 decks13 decks
19%synergy
Syphon Mind
29%inclusion4 decks14 decks
16%synergy
Deadly Tempest
29%inclusion4 decks14 decks
26%synergy
Profane Tutor
21%inclusion3 decks14 decks
17%synergy
Nightmare Unmaking
21%inclusion3 decks14 decks
21%synergy
Reanimate
21%inclusion3 decks14 decks
-17%synergy
Damnation
21%inclusion3 decks14 decks
1%synergy
Night's Whisper
21%inclusion3 decks14 decks
-3%synergy
Toxic Deluge
21%inclusion3 decks14 decks
-16%synergy
Rush of Dread
15%inclusion2 decks13 decks
12%synergy
Coiling Rebirth
15%inclusion2 decks13 decks
14%synergy
Awaken the Erstwhile
14%inclusion2 decks14 decks
12%synergy
Torment of Hailfire
14%inclusion2 decks14 decks
-2%synergy
Virtus's Maneuver
14%inclusion2 decks14 decks
14%synergy
Infernal Offering
14%inclusion2 decks14 decks
14%synergy
Fraying Omnipotence
14%inclusion2 decks14 decks
12%synergy
Read the Bones
14%inclusion2 decks14 decks
-4%synergy
Head Games
14%inclusion2 decks14 decks
14%synergy
Killing Wave
14%inclusion2 decks14 decks
12%synergy
Scheming Symmetry
14%inclusion2 decks14 decks
10%synergy
Exhume
14%inclusion2 decks14 decks
12%synergy
Circle of Power
13%inclusion1 decks8 decks
12%synergy
Blasphemous Edict
8.3%inclusion1 decks12 decks
-9%synergy
Lively Dirge
7.7%inclusion1 decks13 decks
4%synergy
Cruelclaw's Heist
7.7%inclusion1 decks13 decks
5%synergy
Selective Obliteration
7.7%inclusion1 decks13 decks
8%synergy
Incarnation Technique
7.1%inclusion1 decks14 decks
6%synergy
Neverending Torment
7.1%inclusion1 decks14 decks
7%synergy
Eldritch Pact
7.1%inclusion1 decks14 decks
6%synergy
Temporal Extortion
7.1%inclusion1 decks14 decks
5%synergy
Patriarch's Bidding
7.1%inclusion1 decks14 decks
3%synergy
Crux of Fate
7.1%inclusion1 decks14 decks
6%synergy
Painful Lesson
7.1%inclusion1 decks14 decks
6%synergy
Foreboding Fruit
7.1%inclusion1 decks14 decks
6%synergy
Dread Return
7.1%inclusion1 decks14 decks
-5%synergy
Caress of Phyrexia
7.1%inclusion1 decks14 decks
6%synergy
Living Death
7.1%inclusion1 decks14 decks
-3%synergy
Consuming Vapors
7.1%inclusion1 decks14 decks
6%synergy
Pox
7.1%inclusion1 decks14 decks
5%synergy
Agadeem's Awakening
7.1%inclusion1 decks14 decks
0%synergy
Make an Example
7.1%inclusion1 decks14 decks
6%synergy
Beseech the Mirror
7.1%inclusion1 decks14 decks
0%synergy
Defossilize
7.1%inclusion1 decks14 decks
7%synergy
Disentomb
7.1%inclusion1 decks14 decks
6%synergy
Profane Command
7.1%inclusion1 decks14 decks
5%synergy
Utility Artifacts
Ebony Owl Netsuke
57%inclusion8 decks14 decks
57%synergy
Ivory Tower
57%inclusion8 decks14 decks
57%synergy
Iron Maiden
57%inclusion8 decks14 decks
57%synergy
Teferi's Puzzle Box
50%inclusion7 decks14 decks
47%synergy
Jet Medallion
43%inclusion6 decks14 decks
-17%synergy
Misers' Cage
36%inclusion5 decks14 decks
36%synergy
Horn of Greed
36%inclusion5 decks14 decks
34%synergy
Black Vise
36%inclusion5 decks14 decks
35%synergy
Skullcage
29%inclusion4 decks14 decks
28%synergy
Swiftfoot Boots
29%inclusion4 decks14 decks
-3%synergy
Mindcrank
29%inclusion4 decks14 decks
23%synergy
Sword of War and Peace
21%inclusion3 decks14 decks
21%synergy
Expedition Map
21%inclusion3 decks14 decks
9%synergy
Wayfarer's Bauble
14%inclusion2 decks14 decks
-2%synergy
Hand of Vecna
14%inclusion2 decks14 decks
14%synergy
Otherworld Atlas
14%inclusion2 decks14 decks
14%synergy
Anvil of Bogardan
14%inclusion2 decks14 decks
12%synergy
Memory Jar
14%inclusion2 decks14 decks
13%synergy
Geth's Grimoire
14%inclusion2 decks14 decks
7%synergy
Spellbook
14%inclusion2 decks14 decks
13%synergy
Ivory Crane Netsuke
14%inclusion2 decks14 decks
14%synergy
Lightning Greaves
14%inclusion2 decks14 decks
-19%synergy
Requiem Monolith
13%inclusion1 decks8 decks
11%synergy
Starforged Sword
7.7%inclusion1 decks13 decks
8%synergy
Sinister Monolith
7.7%inclusion1 decks13 decks
7%synergy
Genesis Chamber
7.1%inclusion1 decks14 decks
4%synergy
Soul-Guide Lantern
7.1%inclusion1 decks14 decks
6%synergy
Elixir of Immortality
7.1%inclusion1 decks14 decks
5%synergy
Crawlspace
7.1%inclusion1 decks14 decks
6%synergy
Eye of Vecna
7.1%inclusion1 decks14 decks
6%synergy
Grafdigger's Cage
7.1%inclusion1 decks14 decks
7%synergy
Cursed Rack
7.1%inclusion1 decks14 decks
7%synergy
The Immortal Sun
7.1%inclusion1 decks14 decks
7%synergy
Resurrection Orb
7.1%inclusion1 decks14 decks
4%synergy
Vedalken Orrery
7.1%inclusion1 decks14 decks
7%synergy
Empyrial Plate
7.1%inclusion1 decks14 decks
7%synergy
Wishclaw Talisman
7.1%inclusion1 decks14 decks
0%synergy
Bontu's Monument
7.1%inclusion1 decks14 decks
-21%synergy
Key to the City
7.1%inclusion1 decks14 decks
5%synergy
Ghirapur Orrery
7.1%inclusion1 decks14 decks
7%synergy
Tempting Contract
7.1%inclusion1 decks14 decks
7%synergy
Kormus Bell
7.1%inclusion1 decks14 decks
7%synergy
Alhammarret's Archive
7.1%inclusion1 decks14 decks
3%synergy
Demon's Horn
7.1%inclusion1 decks14 decks
3%synergy
Angel's Trumpet
7.1%inclusion1 decks14 decks
7%synergy
Basilisk Collar
7.1%inclusion1 decks14 decks
4%synergy
The Book of Vile Darkness
7.1%inclusion1 decks14 decks
7%synergy
Enchantments
Liliana's Caress
43%inclusion6 decks14 decks
37%synergy
Wound Reflection
36%inclusion5 decks14 decks
32%synergy
Waste Not
29%inclusion4 decks14 decks
18%synergy
Raiders' Wake
29%inclusion4 decks14 decks
25%synergy
Bloodchief Ascension
29%inclusion4 decks14 decks
19%synergy
Mindless Conscription
23%inclusion3 decks13 decks
23%synergy
Polluted Bonds
21%inclusion3 decks14 decks
19%synergy
Animate Dead
21%inclusion3 decks14 decks
4%synergy
Kaya's Ghostform
21%inclusion3 decks14 decks
11%synergy
No Mercy
21%inclusion3 decks14 decks
14%synergy
Phyrexian Arena
21%inclusion3 decks14 decks
-19%synergy
Black Market
14%inclusion2 decks14 decks
-7%synergy
Protection Racket
14%inclusion2 decks14 decks
14%synergy
Oubliette
14%inclusion2 decks14 decks
11%synergy
Court of Ambition
14%inclusion2 decks14 decks
10%synergy
Revenge of Ravens
14%inclusion2 decks14 decks
12%synergy
Curse of Disturbance
14%inclusion2 decks14 decks
13%synergy
Marchesa's Decree
14%inclusion2 decks14 decks
14%synergy
Bottomless Pit
14%inclusion2 decks14 decks
9%synergy
Blessing of Leeches
14%inclusion2 decks14 decks
13%synergy
Curse of Fool's Wisdom
14%inclusion2 decks14 decks
14%synergy
Painful Quandary
14%inclusion2 decks14 decks
4%synergy
Dark Suspicions
14%inclusion2 decks14 decks
14%synergy
Triskaidekaphobia
14%inclusion2 decks14 decks
14%synergy
Hissing Miasma
14%inclusion2 decks14 decks
14%synergy
Grievous Wound
8.3%inclusion1 decks12 decks
6%synergy
The Meathook Massacre
7.1%inclusion1 decks14 decks
-10%synergy
Greed
7.1%inclusion1 decks14 decks
0%synergy
Deathgrip
7.1%inclusion1 decks14 decks
7%synergy
Tainted Remedy
7.1%inclusion1 decks14 decks
6%synergy
Trespasser's Curse
7.1%inclusion1 decks14 decks
7%synergy
Warlock Class
7.1%inclusion1 decks14 decks
6%synergy
Words of Waste
7.1%inclusion1 decks14 decks
6%synergy
Blood Reckoning
7.1%inclusion1 decks14 decks
7%synergy
Black Market Connections
7.1%inclusion1 decks14 decks
-16%synergy
Necrogen Mists
7.1%inclusion1 decks14 decks
3%synergy
Sanguine Bond
7.1%inclusion1 decks14 decks
-5%synergy
Tribute to Horobi
7.1%inclusion1 decks14 decks
6%synergy
Koskun Falls
7.1%inclusion1 decks14 decks
6%synergy
Curse of Shallow Graves
7.1%inclusion1 decks14 decks
7%synergy
Cunning Rhetoric
7.1%inclusion1 decks14 decks
5%synergy
Planeswalkers
Ob Nixilis Reignited
14%inclusion2 decks14 decks
12%synergy
Professor Onyx
7.1%inclusion1 decks14 decks
1%synergy
Utility Lands
Mikokoro, Center of the Sea
71%inclusion10 decks14 decks
69%synergy
Bojuka Bog
64%inclusion9 decks14 decks
17%synergy
Geier Reach Sanitarium
57%inclusion8 decks14 decks
46%synergy
Cabal Stronghold
43%inclusion6 decks14 decks
7%synergy
Mortuary Mire
36%inclusion5 decks14 decks
23%synergy
Witch's Cottage
29%inclusion4 decks14 decks
4%synergy
Cabal Coffers
29%inclusion4 decks14 decks
-27%synergy
Thespian's Stage
21%inclusion3 decks14 decks
16%synergy
Urborg, Tomb of Yawgmoth
21%inclusion3 decks14 decks
-16%synergy
Barren Moor
14%inclusion2 decks14 decks
4%synergy
Polluted Mire
14%inclusion2 decks14 decks
10%synergy
Nykthos, Shrine to Nyx
14%inclusion2 decks14 decks
-15%synergy
Terrain Generator
14%inclusion2 decks14 decks
12%synergy
Takenuma, Abandoned Mire
14%inclusion2 decks14 decks
-2%synergy
Susur Secundi, Void Altar
13%inclusion1 decks8 decks
5%synergy
Shizo, Death's Storehouse
7.1%inclusion1 decks14 decks
-3%synergy
Desert of the Glorified
7.1%inclusion1 decks14 decks
4%synergy
Vesuva
7.1%inclusion1 decks14 decks
4%synergy
Memorial to Folly
7.1%inclusion1 decks14 decks
4%synergy
Arcane Lighthouse
7.1%inclusion1 decks14 decks
5%synergy
Maze of Ith
7.1%inclusion1 decks14 decks
4%synergy
Blast Zone
7.1%inclusion1 decks14 decks
5%synergy
Urza's Saga
7.1%inclusion1 decks14 decks
-1%synergy
Strip Mine
7.1%inclusion1 decks14 decks
4%synergy
Field of Ruin
7.1%inclusion1 decks14 decks
5%synergy
Volatile Fault
7.1%inclusion1 decks14 decks
6%synergy
Throne of the High City
7.1%inclusion1 decks14 decks
7%synergy
Deserted Temple
7.1%inclusion1 decks14 decks
3%synergy
Dark Depths
7.1%inclusion1 decks14 decks
6%synergy
Mana Artifacts
Sol Ring
79%inclusion11 decks14 decks
-8%synergy
Arcane Signet
71%inclusion10 decks14 decks
9%synergy
Decanter of Endless Water
71%inclusion10 decks14 decks
68%synergy
Thought Vessel
71%inclusion10 decks14 decks
44%synergy
Mind Stone
50%inclusion7 decks14 decks
19%synergy
Caged Sun
21%inclusion3 decks14 decks
9%synergy
Charcoal Diamond
21%inclusion3 decks14 decks
-2%synergy
Nyx Lotus
14%inclusion2 decks14 decks
7%synergy
Extraplanar Lens
14%inclusion2 decks14 decks
9%synergy
Séance Board
8.3%inclusion1 decks12 decks
6%synergy
Gauntlet of Power
7.1%inclusion1 decks14 decks
4%synergy
Commander's Sphere
7.1%inclusion1 decks14 decks
-2%synergy
Coveted Jewel
7.1%inclusion1 decks14 decks
6%synergy
Fellwar Stone
7.1%inclusion1 decks14 decks
-8%synergy
Gilded Lotus
7.1%inclusion1 decks14 decks
1%synergy
Worn Powerstone
7.1%inclusion1 decks14 decks
3%synergy
Star Compass
7.1%inclusion1 decks14 decks
6%synergy
Liquimetal Torque
7.1%inclusion1 decks14 decks
4%synergy
Victory Chimes
7.1%inclusion1 decks14 decks
7%synergy
Lands
Swamp
93%inclusion13 decks14 decks
-2%synergy
Myriad Landscape
43%inclusion6 decks14 decks
16%synergy
Urza's Cave
23%inclusion3 decks13 decks
14%synergy
Boggart Trawler
23%inclusion3 decks13 decks
14%synergy
Fell the Profane
15%inclusion2 decks13 decks
-3%synergy
Malakir Rebirth
14%inclusion2 decks14 decks
-8%synergy
Hagra Mauling
7.1%inclusion1 decks14 decks
3%synergy
The Mycosynth Gardens
7.1%inclusion1 decks14 decks
6%synergy
Agadeem's Awakening
7.1%inclusion1 decks14 decks
0%synergy
Path of Ancestry
7.1%inclusion1 decks14 decks
2%synergy
Demolition Field
7.1%inclusion1 decks14 decks
2%synergy
Plaza of Heroes
7.1%inclusion1 decks14 decks
6%synergy
Forbidden Orchard
7.1%inclusion1 decks14 decks
5%synergy
Snow-Covered Swamp
7.1%inclusion1 decks14 decks
0%synergy