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Average Deck for Umori, the Collector - Exhibition +1/+1 Counters
Umori, the Collector
Rank #1,371
2decks
May 7, 2026
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.
Apr 27, 2026
Creatures, Lands, and Nothing Else, With Arnyn, Deathbloom Botanist
Can we pull off a mono-black life drain Commander deck with only creatures and lands? With Arnyn, Deathbloom Botanist, it seems highly likely.
Decklist
Commander
- 1Umori, the CollectorUmori, the Collector
Creatures (20)
- 1Acidic SlimeAcidic Slime
- 1Aeve, Progenitor OozeAeve, Progenitor Ooze
- 1Biogenic OozeBiogenic Ooze
- 1Biowaste BlobBiowaste Blob
- 1Consuming BlobConsuming Blob
- 1Corrosive OozeCorrosive Ooze
- 1Expanding OozeExpanding Ooze
- 1Gelatinous CubeGelatinous Cube
- 1Green SlimeGreen Slime
- 1Kinetic OozeKinetic Ooze
- 1Mitotic SlimeMitotic Slime
- 1Necrotic OozeNecrotic Ooze
- 1Ochre JellyOchre Jelly
- 1Oran-Rief OozeOran-Rief Ooze
- 1Predator OozePredator Ooze
- 1Renata, Called to the HuntRenata, Called to the Hunt
- 1Scavenging OozeScavenging Ooze
- 1Slurrk, All-IngestingSlurrk, All-Ingesting
- 1Terrian, World TyrantTerrian, World Tyrant
- 1UchuulonUchuulon
Instants (6)
- 1Assassin's TrophyAssassin's Trophy
- 1Black Sun's TwilightBlack Sun's Twilight
- 1Inspiring CallInspiring Call
- 1Revitalizing RepastRevitalizing Repast
- 1Vastwood FortificationVastwood Fortification
- 1Witch's WebWitch's Web
Sorceries (26)
- 1Convert to SlimeConvert to Slime
- 1Gelatinous GenesisGelatinous Genesis
- 1Rampant GrowthRampant Growth
- 23Slime Against HumanitySlime Against Humanity
Artifacts (8)
- 1Arcane SignetArcane Signet
- 1Commander's SphereCommander's Sphere
- 1Emerald MedallionEmerald Medallion
- 1Patchwork BannerPatchwork Banner
- 1Sol RingSol Ring
- 1Spellweaver HelixSpellweaver Helix
- 1The Earth CrystalThe Earth Crystal
- 1Thrumming StoneThrumming Stone
Enchantments (6)
- 1Branching EvolutionBranching Evolution
- 1Corrupted ZendikonCorrupted Zendikon
- 1Gutter GrimeGutter Grime
- 1Hardened ScalesHardened Scales
- 1March of the World OozeMarch of the World Ooze
- 1Nature's WillNature's Will
Lands (33)
- 1Blooming MarshBlooming Marsh
- 1Command TowerCommand Tower
- 1Evolving WildsEvolving Wilds
- 12ForestForest
- 1Foul OrchardFoul Orchard
- 1Golgari Rot FarmGolgari Rot Farm
- 1Hissing QuagmireHissing Quagmire
- 1Karn's BastionKarn's Bastion
- 1Llanowar RebornLlanowar Reborn
- 1Necroblossom SnarlNecroblossom Snarl
- 1Secluded CourtyardSecluded Courtyard
- 7SwampSwamp
- 1Terramorphic ExpanseTerramorphic Expanse
- 1Thriving GroveThriving Grove
- 1Tranquil ThicketTranquil Thicket
- 1Unclaimed TerritoryUnclaimed Territory
Acidic Slime
Acidic Slime
Aeve, Progenitor Ooze
Aeve, Progenitor Ooze
Biogenic Ooze
Biogenic Ooze
Biowaste Blob
Biowaste Blob
Consuming Blob
Consuming Blob
Corrosive Ooze
Corrosive Ooze
Expanding Ooze
Expanding Ooze
Gelatinous Cube
Gelatinous Cube
Green Slime
Green Slime
Kinetic Ooze
Kinetic Ooze
Mitotic Slime
Mitotic Slime
Necrotic Ooze
Necrotic Ooze
Ochre Jelly
Ochre Jelly
Oran-Rief Ooze
Oran-Rief Ooze
Predator Ooze
Predator Ooze
Renata, Called to the Hunt
Renata, Called to the Hunt
Scavenging Ooze
Scavenging Ooze
Slurrk, All-Ingesting
Slurrk, All-Ingesting
Terrian, World Tyrant
Terrian, World Tyrant
Uchuulon
Uchuulon
Instants (6)
Assassin's Trophy
Assassin's Trophy
Black Sun's Twilight
Black Sun's Twilight
Inspiring Call
Inspiring Call
Revitalizing Repast
Revitalizing Repast
Vastwood Fortification
Vastwood Fortification
Witch's Web
Witch's Web
Sorceries (4)
Convert to Slime
Convert to Slime
Gelatinous Genesis
Gelatinous Genesis
Rampant Growth
Rampant Growth
Slime Against Humanity
23 Slime Against Humanity
Artifacts (8)
Arcane Signet
Arcane Signet
Commander's Sphere
Commander's Sphere
Emerald Medallion
Emerald Medallion
Patchwork Banner
Patchwork Banner
Sol Ring
Sol Ring
Spellweaver Helix
Spellweaver Helix
The Earth Crystal
The Earth Crystal
Thrumming Stone
Thrumming Stone
Enchantments (6)
Branching Evolution
Branching Evolution
Corrupted Zendikon
Corrupted Zendikon
Gutter Grime
Gutter Grime
Hardened Scales
Hardened Scales
March of the World Ooze
March of the World Ooze
Nature's Will
Nature's Will
Lands (14)
Blooming Marsh
Blooming Marsh
Command Tower
Command Tower
Evolving Wilds
Evolving Wilds
Foul Orchard
Foul Orchard
Golgari Rot Farm
Golgari Rot Farm
Hissing Quagmire
Hissing Quagmire
Karn's Bastion
Karn's Bastion
Llanowar Reborn
Llanowar Reborn
Necroblossom Snarl
Necroblossom Snarl
Secluded Courtyard
Secluded Courtyard
Terramorphic Expanse
Terramorphic Expanse
Thriving Grove
Thriving Grove
Tranquil Thicket
Tranquil Thicket
Unclaimed Territory
Unclaimed Territory
Basics (2)
Forest
12 Forest
Swamp
7 Swamp