Umori, the Collector (Commander) - Upgraded +1/+1 Counters

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
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Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Slime Against Humanity
83% of 12 decks +82% synergy
Uchuulon
71% of 14 decks +71% synergy
Biogenic Ooze
71% of 14 decks +71% synergy
Biowaste Blob
71% of 14 decks +71% synergy
Acidic Slime
71% of 14 decks +67% synergy
Scavenging Ooze
71% of 14 decks +67% synergy
Gelatinous Cube
64% of 14 decks +64% synergy
Green Slime
64% of 14 decks +64% synergy
Slurrk, All-Ingesting
57% of 14 decks +57% synergy
Aeve, Progenitor Ooze
57% of 14 decks +57% synergy
Top Cards
Heroic Intervention
71% of 14 decks +42% synergy
Tribute to the World Tree
62% of 13 decks +56% synergy
Oran-Rief Ooze
57% of 14 decks +56% synergy
Thrumming Stone
57% of 14 decks +56% synergy
Inspiring Call
57% of 14 decks +53% synergy
Doubling Season
57% of 14 decks +43% synergy
Cultivate
57% of 14 decks +15% synergy
Consuming Blob
50% of 14 decks +50% synergy
Ochre Jelly
50% of 14 decks +50% synergy
Emerald Medallion
50% of 14 decks +47% synergy
Game Changers
Demonic Tutor
86% of 14 decks +69% synergy
Vampiric Tutor
43% of 14 decks +30% synergy
Bolas's Citadel
21% of 14 decks +15% synergy
Creatures
Experiment One
43% of 14 decks +43% synergy
Ravenous Slime
43% of 14 decks +42% synergy
Predator Ooze
43% of 14 decks +42% synergy
Mitotic Slime
43% of 14 decks +42% synergy
Necrotic Ooze
43% of 14 decks +42% synergy
Manaplasm
36% of 14 decks +36% synergy
Corrosive Ooze
36% of 14 decks +36% synergy
Ancient Ooze
29% of 14 decks +28% synergy
Consumptive Goo
29% of 14 decks +28% synergy
Splitting Slime
29% of 14 decks +28% synergy
Corpsejack Menace
29% of 14 decks +22% synergy
Mephitic Ooze
21% of 14 decks +21% synergy
Gluttonous Slime
21% of 14 decks +21% synergy
Inexorable Blob
21% of 14 decks +21% synergy
Necroplasm
21% of 14 decks +21% synergy
Metallic Mimic
21% of 14 decks +20% synergy
Adaptive Automaton
21% of 14 decks +20% synergy
Realmwalker
21% of 14 decks +12% synergy
Instants
Deathsprout
43% of 14 decks +34% synergy
Assassin's Trophy
43% of 14 decks -1% synergy
Atomize
38% of 8 decks +34% synergy
Putrefy
36% of 14 decks +0% synergy
Beast Within
36% of 14 decks -5% synergy
Surgical Extraction
29% of 14 decks +28% synergy
Noxious Revival
29% of 14 decks +23% synergy
Dark Ritual
29% of 14 decks +13% synergy
Deadly Rollick
21% of 14 decks +12% synergy
Golgari Charm
21% of 14 decks +3% synergy
Sorceries
Rampant Growth
50% of 14 decks +15% synergy
Kodama's Reach
43% of 14 decks +16% synergy
Slime Molding
36% of 14 decks +36% synergy
Miming Slime
36% of 14 decks +35% synergy
Gelatinous Genesis
29% of 14 decks +28% synergy
Kindred Dominance
29% of 14 decks +23% synergy
Diabolic Tutor
29% of 14 decks +23% synergy
Diabolic Intent
29% of 14 decks +18% synergy
Crippling Fear
21% of 14 decks +18% synergy
Grim Tutor
21% of 14 decks +18% synergy
Unnatural Restoration
21% of 14 decks +17% synergy
Regrowth
21% of 14 decks +17% synergy
Triumph of the Hordes
21% of 14 decks +16% synergy
Casualties of War
21% of 14 decks +10% synergy
Three Visits
21% of 14 decks +2% synergy
Toxic Deluge
21% of 14 decks +1% synergy
Utility Artifacts
The Ozolith
50% of 14 decks +46% synergy
Ozolith, the Shattered Spire
31% of 13 decks +27% synergy
Cloud Key
29% of 14 decks +28% synergy
Herald's Horn
21% of 14 decks +17% synergy
Vanquisher's Banner
21% of 14 decks +16% synergy
The Great Henge
21% of 14 decks +15% synergy
Enchantments
Hardened Scales
50% of 14 decks +43% synergy
Garruk's Uprising
43% of 14 decks +37% synergy
Gutter Grime
36% of 14 decks +35% synergy
Parallel Lives
36% of 14 decks +22% synergy
Ooze Flux
29% of 14 decks +28% synergy
Branching Evolution
21% of 14 decks +17% synergy
Phyrexian Arena
21% of 14 decks +8% synergy
Utility Lands
Yavimaya, Cradle of Growth
43% of 14 decks +14% synergy
Karn's Bastion
36% of 14 decks +30% synergy
Oran-Rief, the Vastwood
29% of 14 decks +19% synergy
Reliquary Tower
29% of 14 decks +6% synergy
Urborg, Tomb of Yawgmoth
29% of 14 decks +4% synergy
Mana Artifacts
Sol Ring
86% of 14 decks +5% synergy
Arcane Signet
71% of 14 decks +9% synergy
Golgari Signet
29% of 14 decks -1% synergy
Thought Vessel
21% of 14 decks +15% synergy
Talisman of Resilience
21% of 14 decks -3% synergy
Lands
Woodland Cemetery
71% of 14 decks +14% synergy
Command Tower
64% of 14 decks -21% synergy
Temple of Malady
57% of 14 decks +21% synergy
Undergrowth Stadium
57% of 14 decks +17% synergy
Deathcap Glade
43% of 14 decks +14% synergy
Overgrown Tomb
43% of 14 decks -3% synergy
Llanowar Wastes
43% of 14 decks -10% synergy
Viridescent Bog
38% of 8 decks +18% synergy
Darkbore Pathway
36% of 14 decks +14% synergy
Twilight Mire
36% of 14 decks +6% synergy
Underground Mortuary
33% of 12 decks +12% synergy
Necroblossom Snarl
29% of 14 decks -5% synergy
Fabled Passage
21% of 14 decks +8% synergy
Path of Ancestry
21% of 14 decks -1% synergy
Exotic Orchard
21% of 14 decks -4% synergy
Verdant Catacombs
21% of 14 decks -8% synergy
Golgari Rot Farm
21% of 14 decks -21% synergy