Ardyn, the Usurper (Commander) - Upgraded Lifegain

Ardyn, the Usurper
Rank #990
7decks
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Background image for Slimer, Voracious Apparition Commander Deck Tech
Owain Roberts
Jul 18, 2025
Owain Roberts
Slimer, Voracious Apparition Commander Deck Tech
"He's an ugly little spud, isn't he?" Let's make a UB Commander deck around Slimer, Voracious Apparition, aka The Mimeoplasm.
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Varragoth, Bloodsky Sire
86%inclusion6 decks7 decks
81%synergy
Bloodletter of Aclazotz
86%inclusion6 decks7 decks
75%synergy
Dream Devourer
71%inclusion5 decks7 decks
70%synergy
Sower of Discord
71%inclusion5 decks7 decks
70%synergy
Urza's Incubator
71%inclusion5 decks7 decks
70%synergy
Unholy Annex // Ritual Chamber
71%inclusion5 decks7 decks
68%synergy
Valgavoth, Terror Eater
71%inclusion5 decks7 decks
66%synergy
The Darkness Crystal
86%inclusion6 decks7 decks
66%synergy
Archfiend of Depravity
71%inclusion5 decks7 decks
65%synergy
Lord of the Void
57%inclusion4 decks7 decks
55%synergy
Top Cards
Dark Ritual
100%inclusion7 decks7 decks
34%synergy
Jet Medallion
86%inclusion6 decks7 decks
27%synergy
Phyrexian Arena
86%inclusion6 decks7 decks
45%synergy
Imp's Mischief
71%inclusion5 decks7 decks
48%synergy
Bontu's Monument
71%inclusion5 decks7 decks
44%synergy
Crypt Ghast
71%inclusion5 decks7 decks
23%synergy
Black Market Connections
71%inclusion5 decks7 decks
49%synergy
Solemn Simulacrum
57%inclusion4 decks7 decks
33%synergy
Rune-Scarred Demon
57%inclusion4 decks7 decks
53%synergy
Feed the Swarm
57%inclusion4 decks7 decks
5%synergy
Game Changers
Bolas's Citadel
100%inclusion7 decks7 decks
70%synergy
Ancient Tomb
29%inclusion2 decks7 decks
17%synergy
Mana Vault
14%inclusion1 decks7 decks
7%synergy
The One Ring
14%inclusion1 decks7 decks
5%synergy
Opposition Agent
14%inclusion1 decks7 decks
4%synergy
Necropotence
14%inclusion1 decks7 decks
-1%synergy
Vampiric Tutor
14%inclusion1 decks7 decks
-8%synergy
Demonic Tutor
14%inclusion1 decks7 decks
-14%synergy
Creatures
Ob Nixilis, Unshackled
57%inclusion4 decks7 decks
54%synergy
Reaper from the Abyss
57%inclusion4 decks7 decks
55%synergy
Razaketh, the Foulblooded
43%inclusion3 decks7 decks
37%synergy
Doom Whisperer
43%inclusion3 decks7 decks
40%synergy
Demonlord Belzenlok
43%inclusion3 decks7 decks
42%synergy
Abyssal Harvester
43%inclusion3 decks7 decks
38%synergy
Vilis, Broker of Blood
43%inclusion3 decks7 decks
29%synergy
Burnished Hart
43%inclusion3 decks7 decks
34%synergy
Plague Drone
43%inclusion3 decks7 decks
42%synergy
Doomsday Excruciator
43%inclusion3 decks7 decks
40%synergy
Ancient Cellarspawn
43%inclusion3 decks7 decks
40%synergy
Iron Giant
33%inclusion2 decks6 decks
33%synergy
Bringer of the Last Gift
29%inclusion2 decks7 decks
27%synergy
Ob Nixilis, the Fallen
29%inclusion2 decks7 decks
28%synergy
Blood Speaker
29%inclusion2 decks7 decks
28%synergy
Demon of Loathing
29%inclusion2 decks7 decks
28%synergy
Harvester of Souls
29%inclusion2 decks7 decks
22%synergy
Bog Witch
29%inclusion2 decks7 decks
27%synergy
Kothophed, Soul Hoarder
29%inclusion2 decks7 decks
27%synergy
Indulgent Tormentor
29%inclusion2 decks7 decks
27%synergy
Shadowgrange Archfiend
29%inclusion2 decks7 decks
27%synergy
Sheoldred, Whispering One
29%inclusion2 decks7 decks
16%synergy
Archfiend of Despair
29%inclusion2 decks7 decks
26%synergy
Rot-Curse Rakshasa
29%inclusion2 decks7 decks
27%synergy
The Speed Demon
29%inclusion2 decks7 decks
26%synergy
K'rrik, Son of Yawgmoth
29%inclusion2 decks7 decks
10%synergy
Burning-Rune Demon
29%inclusion2 decks7 decks
27%synergy
Undercity Dire Rat
17%inclusion1 decks6 decks
15%synergy
Vincent Valentine
17%inclusion1 decks6 decks
10%synergy
PuPu UFO
17%inclusion1 decks6 decks
16%synergy
Gaius van Baelsar
17%inclusion1 decks6 decks
11%synergy
Hecteyes
17%inclusion1 decks6 decks
14%synergy
Metamorphosis Fanatic
14%inclusion1 decks7 decks
13%synergy
Seizan, Perverter of Truth
14%inclusion1 decks7 decks
10%synergy
Gravecrawler
14%inclusion1 decks7 decks
1%synergy
Abhorrent Overlord
14%inclusion1 decks7 decks
10%synergy
Syr Konrad, the Grim
14%inclusion1 decks7 decks
-6%synergy
Shadowheart, Dark Justiciar
14%inclusion1 decks7 decks
12%synergy
Vile Mutilator
14%inclusion1 decks7 decks
13%synergy
Dread Cacodemon
14%inclusion1 decks7 decks
14%synergy
Dark Confidant
14%inclusion1 decks7 decks
8%synergy
Troll of Khazad-dûm
14%inclusion1 decks7 decks
12%synergy
Ecstatic Awakener
14%inclusion1 decks7 decks
14%synergy
Gurmag Rakshasa
14%inclusion1 decks7 decks
14%synergy
Gray Merchant of Asphodel
14%inclusion1 decks7 decks
-38%synergy
Defiler of Flesh
14%inclusion1 decks7 decks
10%synergy
Filth
14%inclusion1 decks7 decks
12%synergy
Mortarion, Daemon Primarch
14%inclusion1 decks7 decks
14%synergy
Mikaeus, the Unhallowed
14%inclusion1 decks7 decks
6%synergy
Wandering Archaic
14%inclusion1 decks7 decks
14%synergy
Instants
Deadly Rollick
43%inclusion3 decks7 decks
20%synergy
Darkness
43%inclusion3 decks7 decks
34%synergy
Withering Torment
43%inclusion3 decks7 decks
12%synergy
Fell the Profane
29%inclusion2 decks7 decks
10%synergy
Cabal Ritual
29%inclusion2 decks7 decks
11%synergy
Malakir Rebirth
29%inclusion2 decks7 decks
7%synergy
Demon's Due
29%inclusion2 decks7 decks
28%synergy
Overkill
17%inclusion1 decks6 decks
8%synergy
Hagra Mauling
14%inclusion1 decks7 decks
10%synergy
Stinging Study
14%inclusion1 decks7 decks
11%synergy
Shoot the Sheriff
14%inclusion1 decks7 decks
13%synergy
Simulacrum
14%inclusion1 decks7 decks
14%synergy
Entomb
14%inclusion1 decks7 decks
2%synergy
Cruel Truths
14%inclusion1 decks7 decks
14%synergy
Go for the Throat
14%inclusion1 decks7 decks
-9%synergy
Slaughter
14%inclusion1 decks7 decks
14%synergy
Songs of the Damned
14%inclusion1 decks7 decks
9%synergy
Deadly Dispute
14%inclusion1 decks7 decks
-9%synergy
Defile
14%inclusion1 decks7 decks
-24%synergy
Flare of Malice
14%inclusion1 decks7 decks
2%synergy
Culling the Weak
14%inclusion1 decks7 decks
0%synergy
Dash Hopes
14%inclusion1 decks7 decks
13%synergy
Bitter Triumph
14%inclusion1 decks7 decks
4%synergy
Corrupted Conviction
14%inclusion1 decks7 decks
2%synergy
Warping Wail
14%inclusion1 decks7 decks
14%synergy
V.A.T.S.
14%inclusion1 decks7 decks
12%synergy
Sudden Spoiling
14%inclusion1 decks7 decks
5%synergy
Wretched Confluence
14%inclusion1 decks7 decks
13%synergy
Sorceries
Temporal Extortion
43%inclusion3 decks7 decks
41%synergy
Torment of Hailfire
43%inclusion3 decks7 decks
27%synergy
Night's Whisper
43%inclusion3 decks7 decks
19%synergy
Reanimate
43%inclusion3 decks7 decks
5%synergy
Toxic Deluge
43%inclusion3 decks7 decks
6%synergy
Sign in Blood
43%inclusion3 decks7 decks
6%synergy
Kindred Dominance
43%inclusion3 decks7 decks
38%synergy
Patriarch's Bidding
29%inclusion2 decks7 decks
24%synergy
Blasphemous Edict
29%inclusion2 decks7 decks
11%synergy
Praetor's Grasp
29%inclusion2 decks7 decks
25%synergy
Buried Alive
29%inclusion2 decks7 decks
17%synergy
Rise of the Dark Realms
29%inclusion2 decks7 decks
17%synergy
Tempt with Immortality
14%inclusion1 decks7 decks
14%synergy
Lively Dirge
14%inclusion1 decks7 decks
11%synergy
Pitiless Carnage
14%inclusion1 decks7 decks
13%synergy
Will of the Abzan
14%inclusion1 decks7 decks
10%synergy
Victimize
14%inclusion1 decks7 decks
-11%synergy
Damnable Pact
14%inclusion1 decks7 decks
10%synergy
Haunting Voyage
14%inclusion1 decks7 decks
13%synergy
Bubbling Muck
14%inclusion1 decks7 decks
-1%synergy
Agadeem's Awakening
14%inclusion1 decks7 decks
7%synergy
Read the Bones
14%inclusion1 decks7 decks
-4%synergy
Demonic Counsel
14%inclusion1 decks7 decks
11%synergy
Exsanguinate
14%inclusion1 decks7 decks
-10%synergy
Decree of Pain
14%inclusion1 decks7 decks
8%synergy
Living Death
14%inclusion1 decks7 decks
4%synergy
In Garruk's Wake
14%inclusion1 decks7 decks
10%synergy
Stitch Together
14%inclusion1 decks7 decks
12%synergy
Restart Sequence
14%inclusion1 decks7 decks
14%synergy
Utility Artifacts
Herald's Horn
57%inclusion4 decks7 decks
52%synergy
Lightning Greaves
57%inclusion4 decks7 decks
24%synergy
Swiftfoot Boots
43%inclusion3 decks7 decks
11%synergy
Expedition Map
29%inclusion2 decks7 decks
16%synergy
Elbrus, the Binding Blade
29%inclusion2 decks7 decks
28%synergy
Genji Glove
17%inclusion1 decks6 decks
15%synergy
Deathrender
14%inclusion1 decks7 decks
14%synergy
Lashwrithe
14%inclusion1 decks7 decks
10%synergy
Sword of Fire and Ice
14%inclusion1 decks7 decks
14%synergy
Wayfarer's Bauble
14%inclusion1 decks7 decks
-3%synergy
Armillary Sphere
14%inclusion1 decks7 decks
14%synergy
Mithril Coat
14%inclusion1 decks7 decks
9%synergy
Whip of Erebos
14%inclusion1 decks7 decks
4%synergy
Bitterthorn, Nissa's Animus
14%inclusion1 decks7 decks
13%synergy
Coat of Arms
14%inclusion1 decks7 decks
11%synergy
Skullclamp
14%inclusion1 decks7 decks
-7%synergy
Shadowspear
14%inclusion1 decks7 decks
11%synergy
The Deck of Many Things
14%inclusion1 decks7 decks
14%synergy
Akroma's Memorial
14%inclusion1 decks7 decks
13%synergy
Whispersilk Cloak
14%inclusion1 decks7 decks
8%synergy
Doubling Cube
14%inclusion1 decks7 decks
14%synergy
Maskwood Nexus
14%inclusion1 decks7 decks
13%synergy
Door of Destinies
14%inclusion1 decks7 decks
12%synergy
Netherborn Altar
14%inclusion1 decks7 decks
12%synergy
Sword of Wealth and Power
14%inclusion1 decks7 decks
14%synergy
Pact Weapon
14%inclusion1 decks7 decks
12%synergy
Altar of the Brood
14%inclusion1 decks7 decks
12%synergy
Commander's Plate
14%inclusion1 decks7 decks
9%synergy
Ring of Xathrid
14%inclusion1 decks7 decks
14%synergy
Sword of Feast and Famine
14%inclusion1 decks7 decks
12%synergy
Howling Mine
14%inclusion1 decks7 decks
10%synergy
Sword of the Animist
14%inclusion1 decks7 decks
10%synergy
Blackblade Reforged
14%inclusion1 decks7 decks
11%synergy
Cosmos Elixir
14%inclusion1 decks7 decks
13%synergy
Ugin's Nexus
14%inclusion1 decks7 decks
14%synergy
Enchantments
Liliana's Contract
57%inclusion4 decks7 decks
55%synergy
Black Market
43%inclusion3 decks7 decks
22%synergy
Grave Pact
43%inclusion3 decks7 decks
24%synergy
Heartless Summoning
43%inclusion3 decks7 decks
38%synergy
Exquisite Blood
29%inclusion2 decks7 decks
15%synergy
Sothera, the Supervoid
17%inclusion1 decks6 decks
13%synergy
Blanket of Night
14%inclusion1 decks7 decks
14%synergy
Nurgle's Rot
14%inclusion1 decks7 decks
14%synergy
Inner Demon
14%inclusion1 decks7 decks
14%synergy
Demonic Covenant
14%inclusion1 decks7 decks
13%synergy
Tainted Remedy
14%inclusion1 decks7 decks
13%synergy
Meathook Massacre II
14%inclusion1 decks7 decks
7%synergy
Sanguine Bond
14%inclusion1 decks7 decks
2%synergy
Conspiracy
14%inclusion1 decks7 decks
14%synergy
Cemetery Tampering
14%inclusion1 decks7 decks
13%synergy
Koskun Falls
14%inclusion1 decks7 decks
14%synergy
Kaya's Ghostform
14%inclusion1 decks7 decks
4%synergy
Dauthi Embrace
14%inclusion1 decks7 decks
13%synergy
Demonic Embrace
14%inclusion1 decks7 decks
13%synergy
Cover of Darkness
14%inclusion1 decks7 decks
12%synergy
Inevitable End
14%inclusion1 decks7 decks
14%synergy
Oversold Cemetery
14%inclusion1 decks7 decks
9%synergy
Planeswalkers
Liliana of the Dark Realms
57%inclusion4 decks7 decks
43%synergy
Ob Nixilis of the Black Oath
14%inclusion1 decks7 decks
13%synergy
Utility Lands
Cabal Stronghold
86%inclusion6 decks7 decks
50%synergy
Reliquary Tower
86%inclusion6 decks7 decks
54%synergy
Bojuka Bog
71%inclusion5 decks7 decks
25%synergy
Witch's Cottage
71%inclusion5 decks7 decks
47%synergy
Cabal Coffers
71%inclusion5 decks7 decks
16%synergy
Crypt of Agadeem
57%inclusion4 decks7 decks
46%synergy
Nykthos, Shrine to Nyx
43%inclusion3 decks7 decks
13%synergy
Temple of the False God
43%inclusion3 decks7 decks
35%synergy
Westvale Abbey
29%inclusion2 decks7 decks
22%synergy
Phyrexian Tower
29%inclusion2 decks7 decks
5%synergy
Mortuary Mire
29%inclusion2 decks7 decks
15%synergy
War Room
29%inclusion2 decks7 decks
12%synergy
Castle Locthwain
29%inclusion2 decks7 decks
11%synergy
Urborg, Tomb of Yawgmoth
29%inclusion2 decks7 decks
-9%synergy
Rogue's Passage
29%inclusion2 decks7 decks
10%synergy
The Gold Saucer
17%inclusion1 decks6 decks
16%synergy
Midgar, City of Mako
17%inclusion1 decks6 decks
3%synergy
Shizo, Death's Storehouse
14%inclusion1 decks7 decks
4%synergy
Barren Moor
14%inclusion1 decks7 decks
3%synergy
Untaidake, the Cloud Keeper
14%inclusion1 decks7 decks
14%synergy
Maze of Ith
14%inclusion1 decks7 decks
11%synergy
Arid Archway
14%inclusion1 decks7 decks
14%synergy
The Black Gate
14%inclusion1 decks7 decks
11%synergy
Command Beacon
14%inclusion1 decks7 decks
6%synergy
Minas Morgul, Dark Fortress
14%inclusion1 decks7 decks
11%synergy
Deserted Temple
14%inclusion1 decks7 decks
10%synergy
Takenuma, Abandoned Mire
14%inclusion1 decks7 decks
-2%synergy
Thespian's Stage
14%inclusion1 decks7 decks
8%synergy
Hive of the Eye Tyrant
14%inclusion1 decks7 decks
13%synergy
Hidden Necropolis
14%inclusion1 decks7 decks
12%synergy
Mana Artifacts
Sol Ring
100%inclusion7 decks7 decks
14%synergy
Arcane Signet
71%inclusion5 decks7 decks
9%synergy
Charcoal Diamond
57%inclusion4 decks7 decks
34%synergy
Thran Dynamo
57%inclusion4 decks7 decks
51%synergy
Thought Vessel
43%inclusion3 decks7 decks
15%synergy
Throne of Eldraine
29%inclusion2 decks7 decks
17%synergy
Decanter of Endless Water
29%inclusion2 decks7 decks
25%synergy
Gilded Lotus
29%inclusion2 decks7 decks
23%synergy
Worn Powerstone
29%inclusion2 decks7 decks
24%synergy
Ring of the Lucii
17%inclusion1 decks6 decks
16%synergy
Caged Sun
14%inclusion1 decks7 decks
1%synergy
Commander's Sphere
14%inclusion1 decks7 decks
4%synergy
Gauntlet of Power
14%inclusion1 decks7 decks
11%synergy
Patchwork Banner
14%inclusion1 decks7 decks
10%synergy
Séance Board
14%inclusion1 decks7 decks
12%synergy
Mind Stone
14%inclusion1 decks7 decks
-17%synergy
Sceptre of Eternal Glory
14%inclusion1 decks7 decks
5%synergy
Nyx Lotus
14%inclusion1 decks7 decks
7%synergy
Extraplanar Lens
14%inclusion1 decks7 decks
9%synergy
Lands
Swamp
100%inclusion7 decks7 decks
5%synergy
Urza's Cave
43%inclusion3 decks7 decks
34%synergy
Fell the Profane
29%inclusion2 decks7 decks
10%synergy
Myriad Landscape
29%inclusion2 decks7 decks
1%synergy
Cavern of Souls
29%inclusion2 decks7 decks
22%synergy
Malakir Rebirth
29%inclusion2 decks7 decks
7%synergy
Hagra Mauling
14%inclusion1 decks7 decks
10%synergy
Terramorphic Expanse
14%inclusion1 decks7 decks
12%synergy
Agadeem's Awakening
14%inclusion1 decks7 decks
7%synergy
Valgavoth's Lair
14%inclusion1 decks7 decks
14%synergy
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