Umori, the Collector (Commander) - Core Spellslinger

Umori, the Collector
Rank #1,319
5decks
As CommanderAs CompanionAs CardAverage DeckDecks
Bracket
All12345
Budget
Any
$
$$$
Cooper Gottfried
Apr 27, 2026
Cooper Gottfried
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.
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Utility Lands
Mana Artifacts
Lands
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Slime Against Humanity
80%inclusion4 decks5 decks
79%synergy
Cultivate
80%inclusion4 decks5 decks
41%synergy
Creatures
Uchuulon
60%inclusion3 decks5 decks
60%synergy
Scavenging Ooze
40%inclusion2 decks5 decks
37%synergy
Acidic Slime
40%inclusion2 decks5 decks
37%synergy
Ochre Jelly
40%inclusion2 decks5 decks
40%synergy
Gelatinous Cube
40%inclusion2 decks5 decks
40%synergy
Biowaste Blob
40%inclusion2 decks5 decks
40%synergy
Experiment One
40%inclusion2 decks5 decks
40%synergy
Oran-Rief Ooze
40%inclusion2 decks5 decks
40%synergy
Biogenic Ooze
40%inclusion2 decks5 decks
40%synergy
Gwenom, Remorseless
33%inclusion1 decks3 decks
32%synergy
Feral Deathgorger
25%inclusion1 decks4 decks
25%synergy
Bloomvine Regent
25%inclusion1 decks4 decks
25%synergy
Jenova, Ancient Calamity
25%inclusion1 decks4 decks
22%synergy
Green Slime
20%inclusion1 decks5 decks
20%synergy
Mitotic Slime
20%inclusion1 decks5 decks
19%synergy
Shadowheart, Dark Justiciar
20%inclusion1 decks5 decks
19%synergy
Selvala, Heart of the Wilds
20%inclusion1 decks5 decks
16%synergy
Metallic Mimic
20%inclusion1 decks5 decks
18%synergy
Beanstalk Giant
20%inclusion1 decks5 decks
19%synergy
Sedgemoor Witch
20%inclusion1 decks5 decks
16%synergy
Disciple of Freyalise
20%inclusion1 decks5 decks
11%synergy
Ravenous Slime
20%inclusion1 decks5 decks
20%synergy
Expanding Ooze
20%inclusion1 decks5 decks
20%synergy
Mosswood Dreadknight
20%inclusion1 decks5 decks
18%synergy
Witherbloom Apprentice
20%inclusion1 decks5 decks
16%synergy
Boggart Trawler
20%inclusion1 decks5 decks
16%synergy
Disciple of Bolas
20%inclusion1 decks5 decks
16%synergy
Beledros Witherbloom
20%inclusion1 decks5 decks
8%synergy
Manaplasm
20%inclusion1 decks5 decks
20%synergy
Slurrk, All-Ingesting
20%inclusion1 decks5 decks
20%synergy
Predator Ooze
20%inclusion1 decks5 decks
20%synergy
Pontiff of Blight
20%inclusion1 decks5 decks
20%synergy
Instants
Heroic Intervention
60%inclusion3 decks5 decks
29%synergy
Inspiring Call
60%inclusion3 decks5 decks
54%synergy
Tear Asunder
40%inclusion2 decks5 decks
25%synergy
Beast Within
40%inclusion2 decks5 decks
6%synergy
Assassin's Trophy
40%inclusion2 decks5 decks
-7%synergy
Lifestream's Blessing
25%inclusion1 decks4 decks
24%synergy
Return of the Wildspeaker
20%inclusion1 decks5 decks
9%synergy
Early Harvest
20%inclusion1 decks5 decks
20%synergy
Surgical Extraction
20%inclusion1 decks5 decks
20%synergy
Atomize
20%inclusion1 decks5 decks
15%synergy
Momentous Fall
20%inclusion1 decks5 decks
18%synergy
Harrow
20%inclusion1 decks5 decks
11%synergy
Return to Nature
20%inclusion1 decks5 decks
15%synergy
Deathsprout
20%inclusion1 decks5 decks
15%synergy
Gift of the Viper
20%inclusion1 decks5 decks
17%synergy
Revitalizing Repast
20%inclusion1 decks5 decks
0%synergy
Hostile Negotiations
20%inclusion1 decks5 decks
20%synergy
Sorceries
Kodama's Reach
60%inclusion3 decks5 decks
38%synergy
Farseek
60%inclusion3 decks5 decks
42%synergy
Feed the Swarm
60%inclusion3 decks5 decks
53%synergy
Nature's Lore
60%inclusion3 decks5 decks
35%synergy
Rampant Growth
60%inclusion3 decks5 decks
28%synergy
Rishkar's Expertise
60%inclusion3 decks5 decks
53%synergy
Shared Roots
50%inclusion1 decks2 decks
47%synergy
Three Visits
40%inclusion2 decks5 decks
22%synergy
Soul's Majesty
40%inclusion2 decks5 decks
39%synergy
Funeral Rites
40%inclusion2 decks5 decks
40%synergy
Harmonize
40%inclusion2 decks5 decks
32%synergy
Night's Whisper
40%inclusion2 decks5 decks
31%synergy
Maelstrom Pulse
40%inclusion2 decks5 decks
34%synergy
Convert to Slime
40%inclusion2 decks5 decks
38%synergy
Explore
40%inclusion2 decks5 decks
36%synergy
Life's Legacy
40%inclusion2 decks5 decks
38%synergy
Kindred Dominance
40%inclusion2 decks5 decks
34%synergy
Shamanic Revelation
40%inclusion2 decks5 decks
28%synergy
Overwhelming Stampede
40%inclusion2 decks5 decks
35%synergy
Roamer's Routine
25%inclusion1 decks4 decks
25%synergy
Esper Origins
25%inclusion1 decks4 decks
25%synergy
Circle of Power
25%inclusion1 decks4 decks
25%synergy
Cornered by Black Mages
25%inclusion1 decks4 decks
25%synergy
Resentful Revelation
25%inclusion1 decks4 decks
24%synergy
Risky Research
25%inclusion1 decks4 decks
25%synergy
Traverse the Outlands
20%inclusion1 decks5 decks
18%synergy
Expand the Sphere
20%inclusion1 decks5 decks
19%synergy
Gaze of Granite
20%inclusion1 decks5 decks
18%synergy
Culling Ritual
20%inclusion1 decks5 decks
-1%synergy
Healing Technique
20%inclusion1 decks5 decks
19%synergy
Wear Down
20%inclusion1 decks5 decks
18%synergy
Gelatinous Genesis
20%inclusion1 decks5 decks
19%synergy
Skyshroud Claim
20%inclusion1 decks5 decks
16%synergy
Season of Gathering
20%inclusion1 decks5 decks
16%synergy
Seeds of Renewal
20%inclusion1 decks5 decks
20%synergy
Miming Slime
20%inclusion1 decks5 decks
20%synergy
Read the Bones
20%inclusion1 decks5 decks
15%synergy
Casualties of War
20%inclusion1 decks5 decks
10%synergy
Sylvan Awakening
20%inclusion1 decks5 decks
20%synergy
Yahenni's Expertise
20%inclusion1 decks5 decks
20%synergy
Nissa's Renewal
20%inclusion1 decks5 decks
20%synergy
Growth Spasm
20%inclusion1 decks5 decks
19%synergy
Blasphemous Edict
20%inclusion1 decks5 decks
14%synergy
Tendrils of Agony
20%inclusion1 decks5 decks
20%synergy
Exsanguinate
20%inclusion1 decks5 decks
11%synergy
Dryad's Revival
20%inclusion1 decks5 decks
19%synergy
Fangs of Kalonia
20%inclusion1 decks5 decks
18%synergy
Decree of Pain
20%inclusion1 decks5 decks
16%synergy
Ransack the Lab
20%inclusion1 decks5 decks
20%synergy
Search for Tomorrow
20%inclusion1 decks5 decks
19%synergy
Utility Artifacts
The Ozolith
60%inclusion3 decks5 decks
55%synergy
Emerald Medallion
60%inclusion3 decks5 decks
56%synergy
The Earth Crystal
50%inclusion2 decks4 decks
45%synergy
Foot Chopper
50%inclusion1 decks2 decks
50%synergy
Cloud Key
40%inclusion2 decks5 decks
39%synergy
Primal Amulet
40%inclusion2 decks5 decks
40%synergy
Spellweaver Helix
40%inclusion2 decks5 decks
40%synergy
Thrumming Stone
40%inclusion2 decks5 decks
40%synergy
Black Mage's Rod
25%inclusion1 decks4 decks
25%synergy
Ozolith, the Shattered Spire
20%inclusion1 decks5 decks
16%synergy
River Song's Diary
20%inclusion1 decks5 decks
20%synergy
Stoneforge Masterwork
20%inclusion1 decks5 decks
19%synergy
Mirari
20%inclusion1 decks5 decks
20%synergy
Seal of the Guildpact
20%inclusion1 decks5 decks
20%synergy
Semblance Anvil
20%inclusion1 decks5 decks
20%synergy
Locket of Yesterdays
20%inclusion1 decks5 decks
20%synergy
Blackblade Reforged
20%inclusion1 decks5 decks
18%synergy
Enchantments
Branching Evolution
60%inclusion3 decks5 decks
54%synergy
Innkeeper's Talent
60%inclusion3 decks5 decks
56%synergy
Terrasymbiosis
50%inclusion2 decks4 decks
45%synergy
The Legend of Kyoshi
50%inclusion1 decks2 decks
50%synergy
Sapling Nursery
50%inclusion1 decks2 decks
49%synergy
Elemental Bond
40%inclusion2 decks5 decks
39%synergy
Hollowmurk Siege
25%inclusion1 decks4 decks
20%synergy
Loading Zone
25%inclusion1 decks4 decks
23%synergy
Doubling Season
20%inclusion1 decks5 decks
3%synergy
Dictate of Karametra
20%inclusion1 decks5 decks
20%synergy
Court of Garenbrig
20%inclusion1 decks5 decks
19%synergy
Garruk's Uprising
20%inclusion1 decks5 decks
13%synergy
Virtue of Strength
20%inclusion1 decks5 decks
19%synergy
Retribution of the Ancients
20%inclusion1 decks5 decks
19%synergy
Moldervine Reclamation
20%inclusion1 decks5 decks
-4%synergy
Tribute to the World Tree
20%inclusion1 decks5 decks
16%synergy
Parallel Lives
20%inclusion1 decks5 decks
7%synergy
March of the World Ooze
20%inclusion1 decks5 decks
19%synergy
Hardened Scales
20%inclusion1 decks5 decks
11%synergy
Nantuko Shrine
20%inclusion1 decks5 decks
20%synergy
Utility Lands
Oran-Rief, the Vastwood
40%inclusion2 decks5 decks
30%synergy
Kishla Village
25%inclusion1 decks4 decks
23%synergy
Zanarkand, Ancient Metropolis
25%inclusion1 decks4 decks
24%synergy
Midgar, City of Mako
25%inclusion1 decks4 decks
21%synergy
Susur Secundi, Void Altar
25%inclusion1 decks4 decks
21%synergy
War Room
20%inclusion1 decks5 decks
18%synergy
Shifting Woodland
20%inclusion1 decks5 decks
10%synergy
Castle Locthwain
20%inclusion1 decks5 decks
17%synergy
Reliquary Tower
20%inclusion1 decks5 decks
-3%synergy
Three Tree City
20%inclusion1 decks5 decks
9%synergy
Rogue's Passage
20%inclusion1 decks5 decks
-2%synergy
Bonders' Enclave
20%inclusion1 decks5 decks
19%synergy
Mana Artifacts
Sol Ring
60%inclusion3 decks5 decks
-20%synergy
Arcane Signet
20%inclusion1 decks5 decks
-42%synergy
Patchwork Banner
20%inclusion1 decks5 decks
13%synergy
Thought Vessel
20%inclusion1 decks5 decks
14%synergy
Lands
Swamp
100%inclusion5 decks5 decks
3%synergy
Forest
100%inclusion5 decks5 decks
2%synergy
Command Tower
80%inclusion4 decks5 decks
-5%synergy
Undergrowth Stadium
60%inclusion3 decks5 decks
21%synergy
Woodland Cemetery
60%inclusion3 decks5 decks
-4%synergy
Hidden Hideout
50%inclusion1 decks2 decks
49%synergy
Verdant Catacombs
40%inclusion2 decks5 decks
11%synergy
Underground Mortuary
40%inclusion2 decks5 decks
19%synergy
Darkbore Pathway
40%inclusion2 decks5 decks
21%synergy
Overgrown Tomb
40%inclusion2 decks5 decks
-8%synergy
Wastewood Verge
40%inclusion2 decks5 decks
21%synergy
Vernal Fen
25%inclusion1 decks4 decks
3%synergy
Blighted Woodland
20%inclusion1 decks5 decks
16%synergy
Fabled Passage
20%inclusion1 decks5 decks
5%synergy
Disciple of Freyalise
20%inclusion1 decks5 decks
11%synergy
Exotic Orchard
20%inclusion1 decks5 decks
-9%synergy
Witherbloom Campus
20%inclusion1 decks5 decks
16%synergy
Boggart Trawler
20%inclusion1 decks5 decks
16%synergy
Revitalizing Repast
20%inclusion1 decks5 decks
0%synergy
Nurturing Peatland
20%inclusion1 decks5 decks
8%synergy
Bridgeworks Battle
20%inclusion1 decks5 decks
16%synergy
Haunted Mire
20%inclusion1 decks5 decks
4%synergy
Bayou
20%inclusion1 decks5 decks
8%synergy
Bala Ged Recovery
20%inclusion1 decks5 decks
9%synergy
Zof Consumption
20%inclusion1 decks5 decks
20%synergy
Deathcap Glade
20%inclusion1 decks5 decks
-12%synergy
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