Umori, the Collector (Commander) - Upgraded

Michael Celani
Which Slime Against Humanity Commander is Best? A Complete Guide to Slime Against Humanity in Commander
You've got your slimy hands on every copy you could find, but which is the best commander for a Slime Against Humanity Commander deck?
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
March of the World Ooze
39% of 33 decks +38% synergy
Wastewood Verge
26% of 35 decks +14% synergy
Terrian, World Tyrant
12% of 32 decks +12% synergy
Ooze Patrol
9% of 33 decks +9% synergy
Radiant Lotus
3% of 32 decks +3% synergy
High Synergy Cards
Slime Against Humanity
82% of 301 decks +81% synergy
Thrumming Stone
64% of 338 decks +64% synergy
Emerald Medallion
54% of 338 decks +51% synergy
Biowaste Blob
41% of 338 decks +41% synergy
Biogenic Ooze
41% of 338 decks +40% synergy
Cloud Key
41% of 338 decks +40% synergy
Aeve, Progenitor Ooze
40% of 338 decks +40% synergy
Spellweaver Helix
36% of 338 decks +36% synergy
The Ozolith
38% of 338 decks +33% synergy
Inspiring Call
35% of 338 decks +31% synergy
Top Cards
Cultivate
54% of 338 decks +12% synergy
Nature's Lore
51% of 338 decks +25% synergy
Rampant Growth
51% of 338 decks +15% synergy
Assassin's Trophy
48% of 338 decks +3% synergy
Three Visits
46% of 338 decks +27% synergy
Doubling Season
45% of 338 decks +30% synergy
Kodama's Reach
44% of 338 decks +18% synergy
Heroic Intervention
44% of 338 decks +15% synergy
Beast Within
41% of 338 decks +1% synergy
Farseek
38% of 338 decks +20% synergy
Game Changers
Demonic Tutor
55% of 338 decks +39% synergy
Bolas's Citadel
28% of 338 decks +22% synergy
Vampiric Tutor
28% of 338 decks +16% synergy
Ancient Tomb
13% of 338 decks +7% synergy
Gaea's Cradle
8% of 338 decks +3% synergy
The One Ring
6% of 338 decks +2% synergy
Creatures
Scavenging Ooze
31% of 338 decks +27% synergy
Green Slime
30% of 338 decks +30% synergy
Acidic Slime
27% of 338 decks +23% synergy
Oran-Rief Ooze
26% of 338 decks +25% synergy
Uchuulon
25% of 338 decks +24% synergy
Slurrk, All-Ingesting
23% of 338 decks +23% synergy
Predator Ooze
19% of 338 decks +19% synergy
Ochre Jelly
18% of 338 decks +17% synergy
Witherbloom Apprentice
17% of 338 decks +13% synergy
Gelatinous Cube
17% of 338 decks +17% synergy
Ravenous Slime
17% of 338 decks +17% synergy
Birds of Paradise
15% of 338 decks -6% synergy
Corpsejack Menace
14% of 338 decks +8% synergy
Consuming Blob
13% of 338 decks +13% synergy
Kodama of the West Tree
12% of 338 decks +9% synergy
Experiment One
11% of 338 decks +11% synergy
Mitotic Slime
11% of 338 decks +10% synergy
Llanowar Elves
11% of 338 decks -23% synergy
Necrotic Ooze
11% of 338 decks +9% synergy
Toski, Bearer of Secrets
10% of 338 decks -2% synergy
Sedgemoor Witch
10% of 338 decks +7% synergy
Deathrite Shaman
8% of 338 decks -7% synergy
Elvish Mystic
8% of 338 decks -20% synergy
Disciple of Freyalise
8% of 141 decks -0% synergy
Bristly Bill, Spine Sower
8% of 167 decks +5% synergy
Corrosive Ooze
7% of 338 decks +7% synergy
Manaplasm
7% of 338 decks +7% synergy
Eternal Witness
7% of 338 decks -20% synergy
Splitting Slime
7% of 338 decks +7% synergy
Inexorable Blob
7% of 338 decks +7% synergy
Mosswood Dreadknight
7% of 321 decks +2% synergy
Realmwalker
7% of 338 decks -2% synergy
Expanding Ooze
6% of 140 decks +6% synergy
Evolution Sage
6% of 338 decks -0% synergy
Beast Whisperer
6% of 338 decks -8% synergy
Fyndhorn Elves
6% of 338 decks -13% synergy
Elves of Deep Shadow
6% of 338 decks -14% synergy
Crashing Drawbridge
5% of 338 decks +4% synergy
Vorinclex, Monstrous Raider
5% of 338 decks +2% synergy
Selvala, Heart of the Wilds
5% of 338 decks +2% synergy
Jarad, Golgari Lich Lord
5% of 338 decks -4% synergy
Sakura-Tribe Elder
5% of 338 decks -25% synergy
Instants
Dark Ritual
25% of 338 decks +10% synergy
Return of the Wildspeaker
21% of 338 decks +8% synergy
Surgical Extraction
17% of 338 decks +17% synergy
Putrefy
17% of 338 decks -19% synergy
Golgari Charm
16% of 338 decks -2% synergy
Abrupt Decay
16% of 338 decks -0% synergy
Revitalizing Repast
14% of 140 decks -5% synergy
Deadly Rollick
12% of 338 decks +3% synergy
Atomize
12% of 198 decks +8% synergy
Deathsprout
12% of 338 decks +3% synergy
Krosan Grip
11% of 338 decks +3% synergy
Tear Asunder
10% of 338 decks -4% synergy
Weather the Storm
10% of 338 decks +9% synergy
Noxious Revival
10% of 338 decks +4% synergy
Nature's Claim
10% of 338 decks -1% synergy
Harrow
9% of 338 decks -1% synergy
Veil of Summer
9% of 338 decks +3% synergy
Fell the Profane
9% of 140 decks -0% synergy
Crop Rotation
7% of 338 decks -2% synergy
Infernal Grasp
7% of 338 decks -0% synergy
Force of Vigor
6% of 338 decks +2% synergy
Second Harvest
6% of 338 decks -7% synergy
Cabal Ritual
5% of 338 decks +3% synergy
Momentous Fall
5% of 338 decks +3% synergy
Return to Nature
5% of 338 decks -2% synergy
Worldly Tutor
5% of 338 decks -5% synergy
Sorceries
Toxic Deluge
33% of 338 decks +13% synergy
Harmonize
25% of 338 decks +16% synergy
Rishkar's Expertise
25% of 338 decks +17% synergy
Bala Ged Recovery
25% of 338 decks +12% synergy
Night's Whisper
22% of 338 decks +14% synergy
Secret Salvage
22% of 338 decks +21% synergy
Skyshroud Claim
21% of 338 decks +16% synergy
Shamanic Revelation
21% of 338 decks +10% synergy
Kindred Dominance
20% of 338 decks +15% synergy
Read the Bones
20% of 338 decks +12% synergy
Culling Ritual
19% of 338 decks -1% synergy
Regrowth
18% of 338 decks +14% synergy
Convert to Slime
16% of 94 decks +13% synergy
Casualties of War
14% of 338 decks +3% synergy
Explore
14% of 338 decks +9% synergy
Overwhelming Stampede
14% of 338 decks +8% synergy
Grim Tutor
13% of 338 decks +10% synergy
Fangs of Kalonia
13% of 137 decks +11% synergy
Diabolic Tutor
13% of 338 decks +8% synergy
Tendrils of Agony
12% of 338 decks +12% synergy
Triumph of the Hordes
12% of 338 decks +7% synergy
Diresight
12% of 121 decks +11% synergy
Damnation
12% of 338 decks +3% synergy
Gelatinous Genesis
12% of 338 decks +11% synergy
Life's Legacy
10% of 338 decks +7% synergy
Feed the Swarm
9% of 338 decks +1% synergy
Praetor's Counsel
9% of 338 decks +9% synergy
Blasphemous Edict
9% of 68 decks -0% synergy
Chatterstorm
9% of 338 decks +2% synergy
Dark Petition
8% of 338 decks +8% synergy
Miming Slime
8% of 338 decks +7% synergy
Syphon Mind
8% of 338 decks +6% synergy
Slime Molding
7% of 338 decks +7% synergy
Sign in Blood
7% of 338 decks -1% synergy
Lost Legacy
7% of 338 decks +7% synergy
Migration Path
7% of 338 decks +5% synergy
Diabolic Intent
7% of 338 decks -4% synergy
Explosive Vegetation
7% of 338 decks +5% synergy
Torment of Hailfire
7% of 338 decks +1% synergy
Insatiable Avarice
7% of 167 decks +5% synergy
In Garruk's Wake
7% of 338 decks +2% synergy
Commune with Evil
6% of 95 decks +6% synergy
Ambition's Cost
6% of 338 decks +4% synergy
Crippling Fear
6% of 338 decks +3% synergy
Exsanguinate
6% of 338 decks -1% synergy
Season of Gathering
6% of 121 decks +2% synergy
Chain of Smog
6% of 338 decks +3% synergy
Breach the Multiverse
6% of 338 decks +2% synergy
Decree of Pain
6% of 338 decks +1% synergy
Dig Up
6% of 338 decks +1% synergy
Utility Artifacts
Locket of Yesterdays
31% of 338 decks +31% synergy
Primal Amulet
28% of 338 decks +27% synergy
Semblance Anvil
24% of 338 decks +24% synergy
Ozolith, the Shattered Spire
24% of 338 decks +19% synergy
Aetherflux Reservoir
11% of 338 decks +9% synergy
Lightning Greaves
11% of 338 decks -11% synergy
Helm of Awakening
9% of 338 decks +9% synergy
Mind Stone
7% of 338 decks +1% synergy
Idol of Oblivion
7% of 338 decks +1% synergy
Skullclamp
7% of 338 decks -24% synergy
Sensei's Divining Top
7% of 338 decks +5% synergy
The Great Henge
7% of 338 decks +0% synergy
Coat of Arms
6% of 338 decks +1% synergy
Bow of Nylea
6% of 338 decks +2% synergy
Swiftfoot Boots
6% of 338 decks -20% synergy
Vedalken Orrery
5% of 338 decks +5% synergy
Jet Medallion
5% of 338 decks +4% synergy
Enchantments
Tribute to the World Tree
36% of 338 decks +31% synergy
Garruk's Uprising
30% of 338 decks +24% synergy
Branching Evolution
29% of 338 decks +25% synergy
Hardened Scales
28% of 338 decks +21% synergy
Parallel Lives
25% of 338 decks +11% synergy
Greater Good
22% of 338 decks +16% synergy
Concordant Crossroads
22% of 338 decks +19% synergy
Innkeeper's Talent
19% of 121 decks +15% synergy
Sylvan Library
18% of 338 decks +8% synergy
Phyrexian Arena
18% of 338 decks +4% synergy
Elemental Bond
16% of 338 decks +16% synergy
Primal Vigor
14% of 338 decks +9% synergy
Black Market Connections
11% of 338 decks +3% synergy
Court of Garenbrig
11% of 321 decks +9% synergy
Nantuko Shrine
11% of 338 decks +11% synergy
Gutter Grime
8% of 338 decks +8% synergy
Necropotence
8% of 338 decks +5% synergy
Insidious Roots
8% of 283 decks -5% synergy
Ooze Flux
7% of 338 decks +7% synergy
Wild Growth
7% of 338 decks -4% synergy
Colossal Majesty
6% of 338 decks +5% synergy
Growing Rites of Itlimoc
6% of 338 decks -4% synergy
Moldervine Reclamation
6% of 338 decks -20% synergy
Utopia Sprawl
5% of 338 decks -2% synergy
Planeswalkers
Professor Onyx
13% of 338 decks +11% synergy
Utility Lands
Yavimaya, Cradle of Growth
46% of 338 decks +18% synergy
Urborg, Tomb of Yawgmoth
43% of 338 decks +19% synergy
Bojuka Bog
37% of 338 decks -3% synergy
Reliquary Tower
34% of 338 decks +12% synergy
Boseiju, Who Endures
31% of 338 decks +13% synergy
Three Tree City
23% of 122 decks +11% synergy
Karn's Bastion
20% of 338 decks +14% synergy
Cabal Coffers
19% of 338 decks +9% synergy
Oran-Rief, the Vastwood
15% of 338 decks +5% synergy
Rogue's Passage
11% of 338 decks -13% synergy
Takenuma, Abandoned Mire
11% of 338 decks -2% synergy
Castle Locthwain
8% of 338 decks +4% synergy
Urza's Saga
7% of 338 decks +2% synergy
Mosswort Bridge
7% of 338 decks +2% synergy
War Room
7% of 338 decks +5% synergy
Boseiju, Who Shelters All
6% of 338 decks +6% synergy
Temple of the False God
6% of 338 decks -2% synergy
Mana Artifacts
Sol Ring
80% of 338 decks -1% synergy
Arcane Signet
63% of 338 decks +1% synergy
Golgari Signet
23% of 338 decks -6% synergy
Talisman of Resilience
22% of 338 decks -3% synergy
Thought Vessel
12% of 338 decks +6% synergy
Patchwork Banner
7% of 121 decks -0% synergy
Lands
Command Tower
78% of 338 decks -8% synergy
Overgrown Tomb
67% of 338 decks +21% synergy
Woodland Cemetery
54% of 338 decks -4% synergy
Undergrowth Stadium
53% of 338 decks +13% synergy
Llanowar Wastes
46% of 338 decks -6% synergy
Verdant Catacombs
44% of 338 decks +15% synergy
Deathcap Glade
42% of 338 decks +13% synergy
Underground Mortuary
35% of 302 decks +14% synergy
Darkbore Pathway
27% of 338 decks +6% synergy
Golgari Rot Farm
26% of 338 decks -16% synergy
Tainted Wood
25% of 338 decks -17% synergy
Twilight Mire
24% of 338 decks -7% synergy
Bayou
22% of 338 decks +10% synergy
Temple of Malady
21% of 338 decks -15% synergy
Necroblossom Snarl
20% of 338 decks -14% synergy
Exotic Orchard
18% of 338 decks -8% synergy
Nurturing Peatland
16% of 338 decks +2% synergy
Myriad Landscape
14% of 338 decks -5% synergy
Fabled Passage
12% of 338 decks -1% synergy
Path of Ancestry
11% of 338 decks -11% synergy
Viridescent Bog
11% of 198 decks -8% synergy
Blooming Marsh
11% of 338 decks -2% synergy
Windswept Heath
11% of 338 decks +4% synergy
Woodland Chasm
10% of 338 decks +1% synergy
Evolving Wilds
10% of 338 decks -17% synergy
Haunted Mire
10% of 338 decks -8% synergy
Polluted Delta
9% of 338 decks +3% synergy
Misty Rainforest
9% of 338 decks +2% synergy
Prismatic Vista
9% of 338 decks +3% synergy
Wooded Foothills
9% of 338 decks +3% synergy
Bloodstained Mire
8% of 338 decks +2% synergy
Marsh Flats
8% of 338 decks +1% synergy
Cavern of Souls
7% of 338 decks +0% synergy
Darkmoss Bridge
6% of 338 decks -4% synergy
Terramorphic Expanse
6% of 338 decks -15% synergy
Jungle Hollow
5% of 338 decks -19% synergy