Umori, the Collector (Commander) - Expensive Slime Against Humanity

Umori, the Collector
Rank #1,371
3decks
As CommanderAs CompanionAs CardAverage DeckDecks
Bracket
All
1
2
3
4
5
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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Mana Artifacts
Lands
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Selvala, Heart of the Wilds
67%inclusion2 decks3 decks
63%synergy
Biowaste Blob
67%inclusion2 decks3 decks
66%synergy
Biogenic Ooze
67%inclusion2 decks3 decks
66%synergy
Defiler of Vigor
33%inclusion1 decks3 decks
32%synergy
Green Slime
33%inclusion1 decks3 decks
33%synergy
Aeve, Progenitor Ooze
33%inclusion1 decks3 decks
33%synergy
Saryth, the Viper's Fang
33%inclusion1 decks3 decks
30%synergy
Ruthless Technomancer
33%inclusion1 decks3 decks
32%synergy
Golgari Grave-Troll
33%inclusion1 decks3 decks
28%synergy
Witherbloom Apprentice
33%inclusion1 decks3 decks
29%synergy
Vito, Thorn of the Dusk Rose
33%inclusion1 decks3 decks
30%synergy
Oran-Rief Ooze
33%inclusion1 decks3 decks
33%synergy
Runadi, Behemoth Caller
33%inclusion1 decks3 decks
33%synergy
Golgari Thug
33%inclusion1 decks3 decks
30%synergy
Predator Ooze
33%inclusion1 decks3 decks
33%synergy
Necroplasm
33%inclusion1 decks3 decks
33%synergy
Kodama of the West Tree
33%inclusion1 decks3 decks
31%synergy
Stinkweed Imp
33%inclusion1 decks3 decks
30%synergy
Instants
Inspiring Call
100%inclusion3 decks3 decks
94%synergy
Heroic Intervention
67%inclusion2 decks3 decks
35%synergy
Assassin's Trophy
67%inclusion2 decks3 decks
19%synergy
Veil of Summer
33%inclusion1 decks3 decks
27%synergy
Deadly Rollick
33%inclusion1 decks3 decks
22%synergy
Abrupt Decay
33%inclusion1 decks3 decks
18%synergy
Return of the Wildspeaker
33%inclusion1 decks3 decks
22%synergy
Surgical Extraction
33%inclusion1 decks3 decks
33%synergy
Atomize
33%inclusion1 decks3 decks
29%synergy
Tear Asunder
33%inclusion1 decks3 decks
18%synergy
Beast Within
33%inclusion1 decks3 decks
-0%synergy
Gift of the Viper
33%inclusion1 decks3 decks
30%synergy
Reap
33%inclusion1 decks3 decks
32%synergy
Revitalizing Repast
33%inclusion1 decks3 decks
13%synergy
Noxious Revival
33%inclusion1 decks3 decks
29%synergy
Putrefy
33%inclusion1 decks3 decks
1%synergy
Golgari Charm
33%inclusion1 decks3 decks
18%synergy
Extirpate
33%inclusion1 decks3 decks
33%synergy
Lifestream's Blessing
33%inclusion1 decks3 decks
32%synergy
Sorceries
Slime Against Humanity
100%inclusion3 decks3 decks
99%synergy
Bala Ged Recovery
100%inclusion3 decks3 decks
89%synergy
Kodama's Reach
67%inclusion2 decks3 decks
46%synergy
Three Visits
67%inclusion2 decks3 decks
48%synergy
Yawgmoth's Will
67%inclusion2 decks3 decks
66%synergy
Nature's Lore
67%inclusion2 decks3 decks
41%synergy
Cultivate
67%inclusion2 decks3 decks
28%synergy
Rishkar's Expertise
67%inclusion2 decks3 decks
60%synergy
Rite of Consumption
33%inclusion1 decks3 decks
32%synergy
Triumph of the Hordes
33%inclusion1 decks3 decks
28%synergy
Season of Gathering
33%inclusion1 decks3 decks
30%synergy
Lost Legacy
33%inclusion1 decks3 decks
33%synergy
Infernal Tutor
33%inclusion1 decks3 decks
33%synergy
Harmonize
33%inclusion1 decks3 decks
26%synergy
Night's Whisper
33%inclusion1 decks3 decks
24%synergy
Rampant Growth
33%inclusion1 decks3 decks
2%synergy
Life from the Loam
33%inclusion1 decks3 decks
27%synergy
Essence Harvest
33%inclusion1 decks3 decks
32%synergy
Toxic Deluge
33%inclusion1 decks3 decks
11%synergy
Dark Deal
33%inclusion1 decks3 decks
33%synergy
Ill-Gotten Gains
33%inclusion1 decks3 decks
33%synergy
Life's Legacy
33%inclusion1 decks3 decks
31%synergy
Regrowth
33%inclusion1 decks3 decks
30%synergy
Secret Salvage
33%inclusion1 decks3 decks
33%synergy
Utility Artifacts
The Ozolith
100%inclusion3 decks3 decks
95%synergy
CLOUD KEY
100%inclusion3 decks3 decks
99%synergy
Spellweaver Helix
100%inclusion3 decks3 decks
100%synergy
Thrumming Stone
100%inclusion3 decks3 decks
100%synergy
Emerald Medallion
100%inclusion3 decks3 decks
96%synergy
The Earth Crystal
100%inclusion3 decks3 decks
95%synergy
Primal Amulet
67%inclusion2 decks3 decks
66%synergy
Locket of Yesterdays
67%inclusion2 decks3 decks
66%synergy
Ozolith, the Shattered Spire
33%inclusion1 decks3 decks
29%synergy
Helm of the Host
33%inclusion1 decks3 decks
32%synergy
Akroma's Memorial
33%inclusion1 decks3 decks
33%synergy
Sword of Wealth and Power
33%inclusion1 decks3 decks
33%synergy
Semblance Anvil
33%inclusion1 decks3 decks
33%synergy
Enchantments
Branching Evolution
100%inclusion3 decks3 decks
94%synergy
Terrasymbiosis
100%inclusion3 decks3 decks
95%synergy
Doubling Season
67%inclusion2 decks3 decks
49%synergy
Innkeeper's Talent
67%inclusion2 decks3 decks
62%synergy
Sylvan Library
67%inclusion2 decks3 decks
58%synergy
Phyrexian Arena
67%inclusion2 decks3 decks
54%synergy
Concordant Crossroads
67%inclusion2 decks3 decks
65%synergy
Ripples of Undeath
33%inclusion1 decks3 decks
26%synergy
Garruk's Uprising
33%inclusion1 decks3 decks
26%synergy
Tribute to the World Tree
33%inclusion1 decks3 decks
30%synergy
Parallel Lives
33%inclusion1 decks3 decks
21%synergy
March of the World Ooze
33%inclusion1 decks3 decks
32%synergy
Hardened Scales
33%inclusion1 decks3 decks
24%synergy
Primal Vigor
33%inclusion1 decks3 decks
28%synergy
Colossal Majesty
33%inclusion1 decks3 decks
32%synergy
Cover of Darkness
33%inclusion1 decks3 decks
31%synergy
Sphere Grid
33%inclusion1 decks3 decks
30%synergy
Loading Zone
33%inclusion1 decks3 decks
32%synergy
Utility Lands
Yavimaya, Cradle of Growth
100%inclusion3 decks3 decks
73%synergy
Three Tree City
67%inclusion2 decks3 decks
56%synergy
Oran-Rief, the Vastwood
67%inclusion2 decks3 decks
57%synergy
Bojuka Bog
33%inclusion1 decks3 decks
-9%synergy
Okina, Temple to the Grandfathers
33%inclusion1 decks3 decks
33%synergy
Mosswort Bridge
33%inclusion1 decks3 decks
28%synergy
Karn's Bastion
33%inclusion1 decks3 decks
27%synergy
Boseiju, Who Endures
33%inclusion1 decks3 decks
15%synergy
RELIQUARY TOWER
33%inclusion1 decks3 decks
11%synergy
Urborg, Tomb of Yawgmoth
33%inclusion1 decks3 decks
11%synergy
Susur Secundi, Void Altar
33%inclusion1 decks3 decks
30%synergy
Mana Artifacts
Sol Ring
67%inclusion2 decks3 decks
-13%synergy
Arcane Signet
33%inclusion1 decks3 decks
-29%synergy
Talisman of Resilience
33%inclusion1 decks3 decks
10%synergy
Serum Powder
33%inclusion1 decks3 decks
33%synergy
Lands
Command Tower
100%inclusion3 decks3 decks
15%synergy
Swamp
100%inclusion3 decks3 decks
2%synergy
Verdant Catacombs
100%inclusion3 decks3 decks
71%synergy
Undergrowth Stadium
100%inclusion3 decks3 decks
61%synergy
Overgrown Tomb
100%inclusion3 decks3 decks
52%synergy
Forest
100%inclusion3 decks3 decks
2%synergy
Bala Ged Recovery
100%inclusion3 decks3 decks
89%synergy
Fabled Passage
33%inclusion1 decks3 decks
17%synergy
Golgari Rot Farm
33%inclusion1 decks3 decks
-4%synergy
Viridescent Bog
33%inclusion1 decks3 decks
10%synergy
Darkbore Pathway
33%inclusion1 decks3 decks
15%synergy
Revitalizing Repast
33%inclusion1 decks3 decks
13%synergy
Bayou
33%inclusion1 decks3 decks
21%synergy
Wastewood Verge
33%inclusion1 decks3 decks
13%synergy
Woodland Cemetery
33%inclusion1 decks3 decks
-31%synergy
Twilight Mire
33%inclusion1 decks3 decks
-8%synergy
Deathcap Glade
33%inclusion1 decks3 decks
-1%synergy
Tainted Wood
33%inclusion1 decks3 decks
-10%synergy
Vernal Fen
33%inclusion1 decks3 decks
9%synergy
Turbulent Fen
33%inclusion1 decks3 decks
16%synergy
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