Average Deck for Umori, the Collector - Oozes

Umori, the Collector

Rank #1,331

75decks

As Commander As Companion As Card Average Deck Decks

Bracket

All 1 2 3 4 5

Budget

Any $$$$

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.

Feb 19, 2026

Dana Roach

Archidekt Deckbuilding Contest Finalists - February 2026

Let's take a look at the three finalists for this month's Archidekt deckbuilding contest. Who made the coolest partner deck?

Decklist

Umori, the Collector

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Playtest on Archidekt

Commander
- 1Umori, the CollectorUmori, the Collector
Creatures (18)
- 1Acidic SlimeAcidic Slime
- 1Aeve, Progenitor OozeAeve, Progenitor Ooze
- 1Biogenic OozeBiogenic Ooze
- 1Biowaste BlobBiowaste Blob
- 1Consuming BlobConsuming Blob
- 1Expanding OozeExpanding Ooze
- 1Experiment OneExperiment One
- 1Gelatinous CubeGelatinous Cube
- 1Green SlimeGreen Slime
- 1Mitotic SlimeMitotic Slime
- 1Necrotic OozeNecrotic Ooze
- 1Ochre JellyOchre Jelly
- 1Oran-Rief OozeOran-Rief Ooze
- 1Predator OozePredator Ooze
- 1Ravenous SlimeRavenous Slime
- 1Scavenging OozeScavenging Ooze
- 1Slurrk, All-IngestingSlurrk, All-Ingesting
- 1UchuulonUchuulon
Instants (6)
- 1Assassin's TrophyAssassin's Trophy
- 1Beast WithinBeast Within
- 1Heroic InterventionHeroic Intervention
- 1Inspiring CallInspiring Call
- 1PutrefyPutrefy
- 1Return of the WildspeakerReturn of the Wildspeaker
Sorceries (26)
- 1CultivateCultivate
- 25Slime Against HumanitySlime Against Humanity
Artifacts (8)
- 1Arcane SignetArcane Signet
- 1Cloud KeyCloud Key
- 1Emerald MedallionEmerald Medallion
- 1Sol RingSol Ring
- 1Spellweaver HelixSpellweaver Helix
- 1The Earth CrystalThe Earth Crystal
- 1The OzolithThe Ozolith
- 1Thrumming StoneThrumming Stone
Enchantments (7)
- 1Branching EvolutionBranching Evolution
- 1Doubling SeasonDoubling Season
- 1Gutter GrimeGutter Grime
- 1Hardened ScalesHardened Scales
- 1March of the World OozeMarch of the World Ooze
- 1TerrasymbiosisTerrasymbiosis
- 1Tribute to the World TreeTribute to the World Tree
Lands (34)
- 1Command TowerCommand Tower
- 15ForestForest
- 1Golgari Rot FarmGolgari Rot Farm
- 1Necroblossom SnarlNecroblossom Snarl
- 1Oran-Rief, the VastwoodOran-Rief, the Vastwood
- 1Overgrown TombOvergrown Tomb
- 1Path of AncestryPath of Ancestry
- 1Reliquary TowerReliquary Tower
- 8SwampSwamp
- 1Temple of MaladyTemple of Malady
- 1Undergrowth StadiumUndergrowth Stadium
- 1Vernal FenVernal Fen
- 1Woodland CemeteryWoodland Cemetery

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Acidic Slime

Aeve, Progenitor Ooze

Biogenic Ooze

Biowaste Blob

Consuming Blob

Expanding Ooze

Experiment One

Gelatinous Cube

Green Slime

Mitotic Slime

Necrotic Ooze

Ochre Jelly

Oran-Rief Ooze

Predator Ooze

Ravenous Slime

Scavenging Ooze

Slurrk, All-Ingesting

Uchuulon

Instants (6)

Assassin's Trophy

Beast Within

Heroic Intervention

Inspiring Call

Putrefy

Return of the Wildspeaker

Sorceries (2)

Cultivate

Slime Against Humanity

25 Slime Against Humanity

Artifacts (8)

Arcane Signet

Cloud Key

Emerald Medallion

Sol Ring

Spellweaver Helix

The Earth Crystal

The Ozolith

Thrumming Stone

Enchantments (7)

Branching Evolution

Doubling Season

Gutter Grime

Hardened Scales

March of the World Ooze

Terrasymbiosis

Tribute to the World Tree

Lands (11)

Command Tower

Golgari Rot Farm

Necroblossom Snarl

Oran-Rief, the Vastwood

Overgrown Tomb

Path of Ancestry

Reliquary Tower

Temple of Malady

Undergrowth Stadium

Vernal Fen

Woodland Cemetery

Basics (2)

Forest

15 Forest

Swamp

8 Swamp