Umori, the Collector (Commander) - Slime Against Humanity

Umori, the Collector
Rank #1,335
33decks
As CommanderAs CompanionAs CardAverage DeckDecks
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Budget
Any$$$$
Ezra Sassaman
May 7, 2026
Ezra Sassaman
Can We Play Every Possible Companion in a Single Commander Deck?
Can you build a Commander deck that satisfies the requirements of every legal companion? Let's see what we can brew.
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Utility Lands
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Lands
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N'Yami-Class Mother Ship
11%inclusion1 decks9 decks
11%synergy
Rapid Rescue
10%inclusion1 decks10 decks
10%synergy
High Synergy Cards
Slime Against Humanity
97%inclusion32 decks33 decks
96%synergy
Emerald Medallion
70%inclusion23 decks33 decks
66%synergy
Inspiring Call
70%inclusion23 decks33 decks
64%synergy
Biogenic Ooze
64%inclusion21 decks33 decks
63%synergy
Spellweaver Helix
61%inclusion20 decks33 decks
60%synergy
Thrumming Stone
61%inclusion20 decks33 decks
60%synergy
Biowaste Blob
61%inclusion20 decks33 decks
60%synergy
Oran-Rief Ooze
58%inclusion19 decks33 decks
57%synergy
Aeve, Progenitor Ooze
55%inclusion18 decks33 decks
54%synergy
Cloud Key
55%inclusion18 decks33 decks
54%synergy
Top Cards
Cultivate
79%inclusion26 decks33 decks
40%synergy
Rampant Growth
67%inclusion22 decks33 decks
35%synergy
Kodama's Reach
58%inclusion19 decks33 decks
36%synergy
Doubling Season
55%inclusion18 decks33 decks
37%synergy
Acidic Slime
55%inclusion18 decks33 decks
52%synergy
Locket of Yesterdays
52%inclusion17 decks33 decks
51%synergy
Predator Ooze
52%inclusion17 decks33 decks
51%synergy
Rishkar's Expertise
48%inclusion16 decks33 decks
42%synergy
Branching Evolution
48%inclusion16 decks33 decks
42%synergy
Green Slime
48%inclusion16 decks33 decks
48%synergy
Game Changers
Demonic Tutor
9.1%inclusion3 decks33 decks
-6%synergy
Vampiric Tutor
9.1%inclusion3 decks33 decks
-2%synergy
Bolas's Citadel
6.1%inclusion2 decks33 decks
1%synergy
Worldly Tutor
6.1%inclusion2 decks33 decks
-4%synergy
Creatures
Uchuulon
45%inclusion15 decks33 decks
45%synergy
Slurrk, All-Ingesting
45%inclusion15 decks33 decks
45%synergy
Scavenging Ooze
42%inclusion14 decks33 decks
39%synergy
Experiment One
42%inclusion14 decks33 decks
42%synergy
Ochre Jelly
39%inclusion13 decks33 decks
39%synergy
Gelatinous Cube
39%inclusion13 decks33 decks
39%synergy
Ravenous Slime
36%inclusion12 decks33 decks
36%synergy
Necrotic Ooze
27%inclusion9 decks33 decks
27%synergy
Mitotic Slime
24%inclusion8 decks33 decks
24%synergy
Expanding Ooze
24%inclusion8 decks33 decks
24%synergy
Consuming Blob
21%inclusion7 decks33 decks
21%synergy
Inexorable Blob
21%inclusion7 decks33 decks
21%synergy
Splitting Slime
21%inclusion7 decks33 decks
21%synergy
Birds of Paradise
18%inclusion6 decks33 decks
-3%synergy
Corpsejack Menace
15%inclusion5 decks33 decks
8%synergy
Corrosive Ooze
12%inclusion4 decks33 decks
12%synergy
Manaplasm
12%inclusion4 decks33 decks
12%synergy
Temperamental Oozewagg
9.1%inclusion3 decks33 decks
9%synergy
Metallic Mimic
9.1%inclusion3 decks33 decks
7%synergy
Crashing Drawbridge
9.1%inclusion3 decks33 decks
8%synergy
Consumptive Goo
9.1%inclusion3 decks33 decks
9%synergy
Gluttonous Slime
9.1%inclusion3 decks33 decks
9%synergy
Llanowar Elves
9.1%inclusion3 decks33 decks
-26%synergy
Rishkar, Peema Renegade
9.1%inclusion3 decks33 decks
6%synergy
Necroplasm
9.1%inclusion3 decks33 decks
9%synergy
Kodama of the West Tree
9.1%inclusion3 decks33 decks
6%synergy
Quina, Qu Gourmet
8.0%inclusion2 decks25 decks
7%synergy
Selvala, Heart of the Wilds
6.1%inclusion2 decks33 decks
2%synergy
Mephitic Ooze
6.1%inclusion2 decks33 decks
6%synergy
Disciple of Freyalise
6.1%inclusion2 decks33 decks
-3%synergy
Vigor
6.1%inclusion2 decks33 decks
5%synergy
Gobbling Ooze
6.1%inclusion2 decks33 decks
6%synergy
Craterhoof Behemoth
6.1%inclusion2 decks33 decks
-6%synergy
Runadi, Behemoth Caller
6.1%inclusion2 decks33 decks
6%synergy
Toski, Bearer of Secrets
6.1%inclusion2 decks33 decks
-7%synergy
Realmwalker
6.1%inclusion2 decks33 decks
-1%synergy
Ohran Frostfang
6.1%inclusion2 decks33 decks
-4%synergy
Fyndhorn Elves
6.1%inclusion2 decks33 decks
-11%synergy
Kami of Whispered Hopes
6.1%inclusion2 decks33 decks
1%synergy
Chatterfang, Squirrel General
6.1%inclusion2 decks33 decks
-8%synergy
Witherbloom, the Balancer
5.9%inclusion1 decks17 decks
4%synergy
Kinetic Ooze
5.9%inclusion1 decks17 decks
6%synergy
Instants
Return of the Wildspeaker
36%inclusion12 decks33 decks
25%synergy
Heroic Intervention
30%inclusion10 decks33 decks
-1%synergy
Surgical Extraction
27%inclusion9 decks33 decks
27%synergy
Assassin's Trophy
24%inclusion8 decks33 decks
-23%synergy
Putrefy
21%inclusion7 decks33 decks
-11%synergy
Beast Within
18%inclusion6 decks33 decks
-16%synergy
Second Harvest
15%inclusion5 decks33 decks
1%synergy
Tear Asunder
12%inclusion4 decks33 decks
-3%synergy
Krosan Grip
9.1%inclusion3 decks33 decks
4%synergy
Broken Wings
9.1%inclusion3 decks33 decks
8%synergy
Golgari Charm
9.1%inclusion3 decks33 decks
-7%synergy
Midnight Tilling
8.7%inclusion2 decks23 decks
7%synergy
Fell the Profane
6.1%inclusion2 decks33 decks
-3%synergy
Harrow
6.1%inclusion2 decks33 decks
-2%synergy
Entish Restoration
6.1%inclusion2 decks33 decks
2%synergy
Inscription of Abundance
6.1%inclusion2 decks33 decks
4%synergy
Grisly Salvage
6.1%inclusion2 decks33 decks
-3%synergy
Sorceries
Farseek
39%inclusion13 decks33 decks
21%synergy
Nature's Lore
33%inclusion11 decks33 decks
8%synergy
Harmonize
33%inclusion11 decks33 decks
26%synergy
Convert to Slime
28%inclusion9 decks32 decks
26%synergy
Explore
27%inclusion9 decks33 decks
23%synergy
Shamanic Revelation
27%inclusion9 decks33 decks
15%synergy
Three Visits
24%inclusion8 decks33 decks
6%synergy
Secret Salvage
24%inclusion8 decks33 decks
24%synergy
Miming Slime
21%inclusion7 decks33 decks
21%synergy
Night's Whisper
18%inclusion6 decks33 decks
9%synergy
Kindred Dominance
18%inclusion6 decks33 decks
12%synergy
Gelatinous Genesis
15%inclusion5 decks33 decks
14%synergy
Toxic Deluge
15%inclusion5 decks33 decks
-7%synergy
Bala Ged Recovery
15%inclusion5 decks33 decks
4%synergy
Overwhelming Stampede
15%inclusion5 decks33 decks
10%synergy
Skyshroud Claim
12%inclusion4 decks33 decks
8%synergy
Maelstrom Pulse
12%inclusion4 decks33 decks
6%synergy
Bridgeworks Battle
12%inclusion4 decks33 decks
8%synergy
In Garruk's Wake
12%inclusion4 decks33 decks
7%synergy
Sign in Blood
12%inclusion4 decks33 decks
6%synergy
Slime Molding
12%inclusion4 decks33 decks
12%synergy
Nissa's Pilgrimage
12%inclusion4 decks33 decks
12%synergy
Culling Ritual
9.1%inclusion3 decks33 decks
-12%synergy
Pest Infestation
9.1%inclusion3 decks33 decks
-5%synergy
Casualties of War
9.1%inclusion3 decks33 decks
-1%synergy
Pick Your Poison
9.1%inclusion3 decks33 decks
7%synergy
For the Common Good
9.1%inclusion3 decks33 decks
3%synergy
Regrowth
9.1%inclusion3 decks33 decks
6%synergy
Shared Roots
8.7%inclusion2 decks23 decks
5%synergy
Expand the Sphere
6.1%inclusion2 decks33 decks
5%synergy
Far Wanderings
6.1%inclusion2 decks33 decks
5%synergy
Feed the Swarm
6.1%inclusion2 decks33 decks
-1%synergy
Read the Bones
6.1%inclusion2 decks33 decks
1%synergy
Tendrils of Agony
6.1%inclusion2 decks33 decks
6%synergy
Fangs of Kalonia
6.1%inclusion2 decks33 decks
4%synergy
Diresight
6.1%inclusion2 decks33 decks
5%synergy
Syphon Mind
6.1%inclusion2 decks33 decks
5%synergy
Bushwhack
6.1%inclusion2 decks33 decks
3%synergy
Smell Fear
6.1%inclusion2 decks33 decks
5%synergy
Life's Legacy
6.1%inclusion2 decks33 decks
4%synergy
Ezuri's Predation
6.1%inclusion2 decks33 decks
2%synergy
Malevolent Rumble
6.1%inclusion2 decks33 decks
4%synergy
Migration Path
6.1%inclusion2 decks33 decks
5%synergy
Drown in Ichor
6.1%inclusion2 decks33 decks
4%synergy
Crippling Fear
6.1%inclusion2 decks33 decks
4%synergy
Grapple with Death
5.6%inclusion1 decks18 decks
1%synergy
Utility Artifacts
The Earth Crystal
32%inclusion8 decks25 decks
27%synergy
The Ozolith
30%inclusion10 decks33 decks
25%synergy
Semblance Anvil
30%inclusion10 decks33 decks
30%synergy
Ozolith, the Shattered Spire
21%inclusion7 decks33 decks
17%synergy
Primal Amulet
21%inclusion7 decks33 decks
21%synergy
Bow of Nylea
15%inclusion5 decks33 decks
12%synergy
Idol of Oblivion
15%inclusion5 decks33 decks
7%synergy
Elixir of Immortality
9.1%inclusion3 decks33 decks
8%synergy
Banner of Kinship
6.3%inclusion2 decks32 decks
2%synergy
Vedalken Orrery
6.1%inclusion2 decks33 decks
6%synergy
River Song's Diary
6.1%inclusion2 decks33 decks
6%synergy
Vanquisher's Banner
6.1%inclusion2 decks33 decks
2%synergy
Cloak of the Bat
6.1%inclusion2 decks33 decks
6%synergy
Enchantments
Garruk's Uprising
39%inclusion13 decks33 decks
32%synergy
March of the World Ooze
37%inclusion11 decks30 decks
35%synergy
Tribute to the World Tree
36%inclusion12 decks33 decks
33%synergy
Parallel Lives
33%inclusion11 decks33 decks
20%synergy
Terrasymbiosis
32%inclusion8 decks25 decks
27%synergy
Hardened Scales
27%inclusion9 decks33 decks
18%synergy
Sylvan Library
18%inclusion6 decks33 decks
9%synergy
Primal Vigor
18%inclusion6 decks33 decks
13%synergy
Colossal Majesty
18%inclusion6 decks33 decks
17%synergy
Phyrexian Arena
18%inclusion6 decks33 decks
5%synergy
Gutter Grime
15%inclusion5 decks33 decks
15%synergy
Greater Good
15%inclusion5 decks33 decks
10%synergy
Concordant Crossroads
15%inclusion5 decks33 decks
13%synergy
Court of Garenbrig
12%inclusion4 decks33 decks
11%synergy
Ooze Flux
12%inclusion4 decks33 decks
12%synergy
Innkeeper's Talent
12%inclusion4 decks33 decks
8%synergy
Loading Zone
12%inclusion3 decks25 decks
10%synergy
Hollowmurk Siege
11%inclusion3 decks27 decks
6%synergy
Stocking the Pantry
9.1%inclusion3 decks33 decks
7%synergy
Wild Growth
9.1%inclusion3 decks33 decks
1%synergy
Unnatural Growth
9.1%inclusion3 decks33 decks
6%synergy
Black Market Connections
9.1%inclusion3 decks33 decks
0%synergy
Nantuko Shrine
9.1%inclusion3 decks33 decks
9%synergy
Binding the Old Gods
6.1%inclusion2 decks33 decks
-2%synergy
Moldervine Reclamation
6.1%inclusion2 decks33 decks
-18%synergy
Snake Umbra
6.1%inclusion2 decks33 decks
4%synergy
Asceticism
6.1%inclusion2 decks33 decks
4%synergy
Death's Presence
6.1%inclusion2 decks33 decks
5%synergy
Abundance
6.1%inclusion2 decks33 decks
5%synergy
Level Up
5.6%inclusion1 decks18 decks
4%synergy
High Score
5.6%inclusion1 decks18 decks
4%synergy
Battles
Invasion of Muraganda
6.1%inclusion2 decks33 decks
6%synergy
Planeswalkers
Nissa, Who Shakes the World
6.1%inclusion2 decks33 decks
5%synergy
Professor Onyx
6.1%inclusion2 decks33 decks
4%synergy
Utility Lands
Oran-Rief, the Vastwood
27%inclusion9 decks33 decks
17%synergy
Bojuka Bog
24%inclusion8 decks33 decks
-18%synergy
Yavimaya, Cradle of Growth
24%inclusion8 decks33 decks
-3%synergy
Reliquary Tower
24%inclusion8 decks33 decks
1%synergy
Karn's Bastion
21%inclusion7 decks33 decks
15%synergy
Urborg, Tomb of Yawgmoth
15%inclusion5 decks33 decks
-7%synergy
Three Tree City
12%inclusion4 decks33 decks
1%synergy
Rogue's Passage
12%inclusion4 decks33 decks
-10%synergy
Mosswort Bridge
9.1%inclusion3 decks33 decks
4%synergy
Kishla Village
7.4%inclusion2 decks27 decks
6%synergy
Nykthos, Shrine to Nyx
6.1%inclusion2 decks33 decks
4%synergy
Boseiju, Who Endures
6.1%inclusion2 decks33 decks
-12%synergy
Temple of the False God
6.1%inclusion2 decks33 decks
-0%synergy
Bonders' Enclave
6.1%inclusion2 decks33 decks
5%synergy
Mana Artifacts
Sol Ring
73%inclusion24 decks33 decks
-7%synergy
Arcane Signet
55%inclusion18 decks33 decks
-7%synergy
Golgari Signet
21%inclusion7 decks33 decks
-3%synergy
Talisman of Resilience
15%inclusion5 decks33 decks
-9%synergy
Commander's Sphere
9.1%inclusion3 decks33 decks
3%synergy
Patchwork Banner
9.1%inclusion3 decks33 decks
2%synergy
Thought Vessel
9.1%inclusion3 decks33 decks
3%synergy
Mind Stone
9.1%inclusion3 decks33 decks
4%synergy
Lands
Forest
100%inclusion33 decks33 decks
2%synergy
Swamp
82%inclusion27 decks33 decks
-16%synergy
Command Tower
61%inclusion20 decks33 decks
-25%synergy
Overgrown Tomb
45%inclusion15 decks33 decks
-3%synergy
Woodland Cemetery
42%inclusion14 decks33 decks
-22%synergy
Undergrowth Stadium
33%inclusion11 decks33 decks
-6%synergy
Path of Ancestry
33%inclusion11 decks33 decks
9%synergy
Necroblossom Snarl
30%inclusion10 decks33 decks
-7%synergy
Vernal Fen
28%inclusion7 decks25 decks
4%synergy
Golgari Rot Farm
24%inclusion8 decks33 decks
-14%synergy
Myriad Landscape
21%inclusion7 decks33 decks
8%synergy
Llanowar Wastes
21%inclusion7 decks33 decks
-32%synergy
Twilight Mire
21%inclusion7 decks33 decks
-20%synergy
Tainted Wood
21%inclusion7 decks33 decks
-23%synergy
Verdant Catacombs
18%inclusion6 decks33 decks
-11%synergy
Temple of Malady
18%inclusion6 decks33 decks
-15%synergy
Deathcap Glade
18%inclusion6 decks33 decks
-15%synergy
Terramorphic Expanse
15%inclusion5 decks33 decks
-5%synergy
Evolving Wilds
15%inclusion5 decks33 decks
-10%synergy
Haunted Mire
15%inclusion5 decks33 decks
-0%synergy
Bala Ged Recovery
15%inclusion5 decks33 decks
4%synergy
Underground Mortuary
12%inclusion4 decks33 decks
-8%synergy
Bridgeworks Battle
12%inclusion4 decks33 decks
8%synergy
Wastewood Verge
10%inclusion3 decks30 decks
-10%synergy
Blighted Woodland
9.1%inclusion3 decks33 decks
5%synergy
Exotic Orchard
9.1%inclusion3 decks33 decks
-20%synergy
Blooming Marsh
9.1%inclusion3 decks33 decks
-5%synergy
Strangled Cemetery
6.3%inclusion2 decks32 decks
4%synergy
Fell the Profane
6.1%inclusion2 decks33 decks
-3%synergy
Disciple of Freyalise
6.1%inclusion2 decks33 decks
-3%synergy
Windswept Heath
6.1%inclusion2 decks33 decks
-1%synergy
Wooded Foothills
6.1%inclusion2 decks33 decks
-0%synergy
Reflecting Pool
6.1%inclusion2 decks33 decks
4%synergy
Viridescent Bog
6.1%inclusion2 decks33 decks
-17%synergy
Jungle Hollow
6.1%inclusion2 decks33 decks
-17%synergy
Woodland Chasm
6.1%inclusion2 decks33 decks
0%synergy
Golgari Guildgate
6.1%inclusion2 decks33 decks
-2%synergy
Turbulent Fen
5.9%inclusion1 decks17 decks
-12%synergy
Hidden Hideout
5.6%inclusion1 decks18 decks
4%synergy
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