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
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Host of the Hereafter
33% of 3 decks +32% synergy
High Synergy Cards
Slime Against Humanity
92% of 13 decks +91% synergy
Biogenic Ooze
73% of 15 decks +73% synergy
Biowaste Blob
73% of 15 decks +73% synergy
Thrumming Stone
73% of 15 decks +73% synergy
Uchuulon
67% of 15 decks +66% synergy
Acidic Slime
67% of 15 decks +63% synergy
Inspiring Call
67% of 15 decks +63% synergy
Scavenging Ooze
67% of 15 decks +62% synergy
The Ozolith
67% of 15 decks +62% synergy
Gelatinous Cube
60% of 15 decks +60% synergy
Top Cards
Aeve, Progenitor Ooze
60% of 15 decks +60% synergy
Ochre Jelly
60% of 15 decks +60% synergy
Oran-Rief Ooze
60% of 15 decks +59% synergy
Emerald Medallion
60% of 15 decks +57% synergy
Tribute to the World Tree
60% of 15 decks +55% synergy
Heroic Intervention
60% of 15 decks +30% synergy
Cultivate
60% of 15 decks +18% synergy
Experiment One
53% of 15 decks +53% synergy
Slurrk, All-Ingesting
53% of 15 decks +53% synergy
Predator Ooze
53% of 15 decks +53% synergy
Game Changers
Demonic Tutor
67% of 15 decks +51% synergy
Vampiric Tutor
40% of 15 decks +28% synergy
Bolas's Citadel
20% of 15 decks +14% synergy
Creatures
Green Slime
53% of 15 decks +53% synergy
Consuming Blob
47% of 15 decks +46% synergy
Ravenous Slime
47% of 15 decks +46% synergy
Mitotic Slime
47% of 15 decks +46% synergy
Necrotic Ooze
47% of 15 decks +46% synergy
Corpsejack Menace
33% of 15 decks +27% synergy
Manaplasm
27% of 15 decks +27% synergy
Corrosive Ooze
27% of 15 decks +27% synergy
Splitting Slime
27% of 15 decks +27% synergy
Necroplasm
27% of 15 decks +26% synergy
Metallic Mimic
27% of 15 decks +25% synergy
Realmwalker
27% of 15 decks +18% synergy
Mephitic Ooze
20% of 15 decks +20% synergy
Consumptive Goo
20% of 15 decks +20% synergy
Adaptive Automaton
20% of 15 decks +18% synergy
Witherbloom Apprentice
20% of 15 decks +16% synergy
Llanowar Elves
20% of 15 decks -13% synergy
Instants
Surgical Extraction
47% of 15 decks +47% synergy
Assassin's Trophy
40% of 15 decks -4% synergy
Deathsprout
33% of 15 decks +26% synergy
Dark Ritual
33% of 15 decks +18% synergy
Putrefy
33% of 15 decks -2% synergy
Beast Within
33% of 15 decks -6% synergy
Atomize
30% of 10 decks +26% synergy
Noxious Revival
27% of 15 decks +21% synergy
Deadly Rollick
27% of 15 decks +17% synergy
Abrupt Decay
27% of 15 decks +11% synergy
Golgari Charm
20% of 15 decks +2% synergy
Sorceries
Rampant Growth
47% of 15 decks +12% synergy
Kodama's Reach
40% of 15 decks +14% synergy
Grim Tutor
33% of 15 decks +30% synergy
Triumph of the Hordes
33% of 15 decks +28% synergy
Diabolic Tutor
33% of 15 decks +28% synergy
Toxic Deluge
33% of 15 decks +13% synergy
Slime Molding
27% of 15 decks +27% synergy
Secret Salvage
27% of 15 decks +26% synergy
Gelatinous Genesis
27% of 15 decks +26% synergy
Miming Slime
27% of 15 decks +26% synergy
Unnatural Restoration
27% of 15 decks +23% synergy
Kindred Dominance
27% of 15 decks +21% synergy
Regrowth
20% of 15 decks +16% synergy
Harmonize
20% of 15 decks +11% synergy
Three Visits
20% of 15 decks +1% synergy
Utility Artifacts
Ozolith, the Shattered Spire
40% of 15 decks +36% synergy
Cloud Key
33% of 15 decks +33% synergy
Spellweaver Helix
27% of 15 decks +26% synergy
Locket of Yesterdays
20% of 15 decks +20% synergy
Herald's Horn
20% of 15 decks +16% synergy
Vanquisher's Banner
20% of 15 decks +15% synergy
The Great Henge
20% of 15 decks +14% synergy
Lightning Greaves
20% of 15 decks -2% synergy
Enchantments
Hardened Scales
53% of 15 decks +46% synergy
Doubling Season
53% of 15 decks +38% synergy
March of the World Ooze
50% of 6 decks +48% synergy
Garruk's Uprising
47% of 15 decks +40% synergy
Parallel Lives
40% of 15 decks +26% synergy
Ooze Flux
33% of 15 decks +33% synergy
Gutter Grime
33% of 15 decks +33% synergy
Phyrexian Arena
33% of 15 decks +19% synergy
Court of Garenbrig
21% of 14 decks +20% synergy
Sylvan Anthem
20% of 15 decks +16% synergy
Branching Evolution
20% of 15 decks +15% synergy
Black Market Connections
20% of 15 decks +11% synergy
Planeswalkers
Jiang Yanggu, Wildcrafter
20% of 15 decks +19% synergy
Utility Lands
Karn's Bastion
40% of 15 decks +34% synergy
Reliquary Tower
40% of 15 decks +17% synergy
Yavimaya, Cradle of Growth
40% of 15 decks +12% synergy
Three Tree City
33% of 9 decks +22% synergy
Oran-Rief, the Vastwood
20% of 15 decks +10% synergy
Urborg, Tomb of Yawgmoth
20% of 15 decks -4% synergy
Mana Artifacts
Sol Ring
87% of 15 decks +6% synergy
Arcane Signet
80% of 15 decks +17% synergy
Talisman of Resilience
33% of 15 decks +8% synergy
Golgari Signet
27% of 15 decks -2% synergy
Thought Vessel
20% of 15 decks +14% synergy
Lands
Woodland Cemetery
80% of 15 decks +21% synergy
Command Tower
73% of 15 decks -12% synergy
Undergrowth Stadium
60% of 15 decks +20% synergy
Temple of Malady
53% of 15 decks +18% synergy
Darkbore Pathway
40% of 15 decks +19% synergy
Overgrown Tomb
40% of 15 decks -5% synergy
Llanowar Wastes
40% of 15 decks -12% synergy
Path of Ancestry
33% of 15 decks +11% synergy
Deathcap Glade
33% of 15 decks +4% synergy
Haunted Mire
27% of 15 decks +9% synergy
Myriad Landscape
27% of 15 decks +8% synergy
Twilight Mire
27% of 15 decks -5% synergy
Golgari Rot Farm
27% of 15 decks -16% synergy
Jungle Hollow
20% of 15 decks -5% synergy
Exotic Orchard
20% of 15 decks -7% synergy
Evolving Wilds
20% of 15 decks -8% synergy
Necroblossom Snarl
20% of 15 decks -15% synergy