Primo, the Unbounded (Commander) - Upgraded Slime Against Humanity

Primo, the Unbounded
Rank #731
4decks
As CommanderAs CardAverage DeckDecksView Precon
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1
234
5
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$
$$$
Jeremy Rowe
May 22, 2026
Jeremy Rowe
Building a Fractal Typal Deck with Primo, the Unbounded
This Primo, the Unbounded deck tech turns Quandrix's weirdest creature type into a trampling, +1/+1 counter-fueled win condition.
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Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
High Synergy Cards
Game Changers
Creatures
Instants
Sorceries
Utility Artifacts
Enchantments
Utility Lands
Mana Artifacts
Lands
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Slime Against Humanity
100%inclusion4 decks4 decks
99%synergy
The Earth Crystal
100%inclusion4 decks4 decks
94%synergy
Terrasymbiosis
100%inclusion4 decks4 decks
92%synergy
Doubling Season
100%inclusion4 decks4 decks
89%synergy
Branching Evolution
100%inclusion4 decks4 decks
87%synergy
Game Changers
Cyclonic Rift
50%inclusion2 decks4 decks
27%synergy
Mystical Tutor
25%inclusion1 decks4 decks
17%synergy
Creatures
Adrix and Nev, Twincasters
75%inclusion3 decks4 decks
66%synergy
Ohran Frostfang
75%inclusion3 decks4 decks
71%synergy
Archmage of Runes
50%inclusion2 decks4 decks
48%synergy
Kami of Whispered Hopes
50%inclusion2 decks4 decks
40%synergy
Benevolent Hydra
25%inclusion1 decks4 decks
21%synergy
Selvala, Heart of the Wilds
25%inclusion1 decks4 decks
21%synergy
Wonder
25%inclusion1 decks4 decks
23%synergy
Incubation Druid
25%inclusion1 decks4 decks
17%synergy
Herald of Secret Streams
25%inclusion1 decks4 decks
11%synergy
Elvish Mystic
25%inclusion1 decks4 decks
2%synergy
Aberrant
25%inclusion1 decks4 decks
25%synergy
Skatewing Spy
25%inclusion1 decks4 decks
24%synergy
Tyvar, the Pummeler
25%inclusion1 decks4 decks
24%synergy
Deekah, Fractal Theorist
25%inclusion1 decks4 decks
22%synergy
Kalonian Hydra
25%inclusion1 decks4 decks
22%synergy
Biowaste Blob
25%inclusion1 decks4 decks
23%synergy
Archmage Emeritus
25%inclusion1 decks4 decks
23%synergy
Flux Channeler
25%inclusion1 decks4 decks
22%synergy
Thunderclap Drake
25%inclusion1 decks4 decks
24%synergy
Danny Pink
25%inclusion1 decks4 decks
23%synergy
Enduring Curiosity
25%inclusion1 decks4 decks
22%synergy
Astral Dragon
25%inclusion1 decks4 decks
24%synergy
Toski, Bearer of Secrets
25%inclusion1 decks4 decks
22%synergy
Evolution Sage
25%inclusion1 decks4 decks
15%synergy
Bristly Bill, Spine Sower
25%inclusion1 decks4 decks
20%synergy
Kodama of the West Tree
25%inclusion1 decks4 decks
21%synergy
Lier, Disciple of the Drowned
25%inclusion1 decks4 decks
24%synergy
Quina, Qu Gourmet
25%inclusion1 decks4 decks
24%synergy
The Earth King
25%inclusion1 decks4 decks
24%synergy
Instants
Rapid Hybridization
50%inclusion2 decks4 decks
23%synergy
Cache Grab
50%inclusion2 decks4 decks
50%synergy
An Offer You Can't Refuse
50%inclusion2 decks4 decks
26%synergy
Beast Within
50%inclusion2 decks4 decks
2%synergy
Inspiring Call
50%inclusion2 decks4 decks
36%synergy
Arcane Denial
50%inclusion2 decks4 decks
28%synergy
Counterspell
50%inclusion2 decks4 decks
2%synergy
Pongify
25%inclusion1 decks4 decks
0%synergy
Heroic Intervention
25%inclusion1 decks4 decks
-6%synergy
Fog
25%inclusion1 decks4 decks
21%synergy
Mutational Advantage
25%inclusion1 decks4 decks
20%synergy
Growth Spiral
25%inclusion1 decks4 decks
-19%synergy
Fact or Fiction
25%inclusion1 decks4 decks
23%synergy
Swan Song
25%inclusion1 decks4 decks
6%synergy
Scour for Scrap
25%inclusion1 decks4 decks
23%synergy
Midnight Tilling
25%inclusion1 decks4 decks
25%synergy
Sorceries
Three Visits
75%inclusion3 decks4 decks
49%synergy
Kodama's Reach
50%inclusion2 decks4 decks
16%synergy
Farseek
50%inclusion2 decks4 decks
23%synergy
Nature's Lore
50%inclusion2 decks4 decks
17%synergy
Cultivate
50%inclusion2 decks4 decks
5%synergy
Malevolent Rumble
50%inclusion2 decks4 decks
49%synergy
Wave Goodbye
25%inclusion1 decks4 decks
14%synergy
Stock Up
25%inclusion1 decks4 decks
23%synergy
Curse of the Swine
25%inclusion1 decks4 decks
13%synergy
Harmonize
25%inclusion1 decks4 decks
20%synergy
Rampant Growth
25%inclusion1 decks4 decks
-14%synergy
Ravenform
25%inclusion1 decks4 decks
22%synergy
Traumatize
25%inclusion1 decks4 decks
24%synergy
Planar Engineering
25%inclusion1 decks4 decks
21%synergy
Utility Artifacts
Thrumming Stone
75%inclusion3 decks4 decks
75%synergy
The Ozolith
50%inclusion2 decks4 decks
43%synergy
Spellweaver Helix
50%inclusion2 decks4 decks
50%synergy
Locket of Yesterdays
50%inclusion2 decks4 decks
50%synergy
Emerald Medallion
50%inclusion2 decks4 decks
47%synergy
Mesmeric Orb
25%inclusion1 decks4 decks
24%synergy
Fractal Harness
25%inclusion1 decks4 decks
22%synergy
Ozolith, the Shattered Spire
25%inclusion1 decks4 decks
16%synergy
Combine Chrysalis
25%inclusion1 decks4 decks
21%synergy
Semblance Anvil
25%inclusion1 decks4 decks
25%synergy
Idol of Oblivion
25%inclusion1 decks4 decks
22%synergy
Altar of Dementia
25%inclusion1 decks4 decks
24%synergy
Bident of Thassa
25%inclusion1 decks4 decks
18%synergy
Insight Engine
25%inclusion1 decks4 decks
24%synergy
Enchantments
Parallel Lives
50%inclusion2 decks4 decks
44%synergy
Sphere Grid
50%inclusion2 decks4 decks
46%synergy
High Score
50%inclusion2 decks4 decks
48%synergy
Beastmaster Ascension
25%inclusion1 decks4 decks
22%synergy
Inexorable Tide
25%inclusion1 decks4 decks
22%synergy
Tribute to the World Tree
25%inclusion1 decks4 decks
19%synergy
Burgeoning
25%inclusion1 decks4 decks
18%synergy
Innkeeper's Talent
25%inclusion1 decks4 decks
19%synergy
March of the World Ooze
25%inclusion1 decks4 decks
24%synergy
Hardened Scales
25%inclusion1 decks4 decks
7%synergy
Primal Vigor
25%inclusion1 decks4 decks
22%synergy
Growing Rites of Itlimoc
25%inclusion1 decks4 decks
20%synergy
Bred for the Hunt
25%inclusion1 decks4 decks
20%synergy
Waterbender Ascension
25%inclusion1 decks4 decks
25%synergy
Utility Lands
Karn's Bastion
50%inclusion2 decks4 decks
39%synergy
Mistrise Village
25%inclusion1 decks4 decks
14%synergy
Boseiju, Who Endures
25%inclusion1 decks4 decks
3%synergy
Reliquary Tower
25%inclusion1 decks4 decks
-25%synergy
Nesting Grounds
25%inclusion1 decks4 decks
21%synergy
Three Tree City
25%inclusion1 decks4 decks
20%synergy
Rogue's Passage
25%inclusion1 decks4 decks
2%synergy
Evendo, Waking Haven
25%inclusion1 decks4 decks
20%synergy
Mana Artifacts
Sol Ring
75%inclusion3 decks4 decks
-5%synergy
Arcane Signet
50%inclusion2 decks4 decks
-13%synergy
Lands
Island
100%inclusion4 decks4 decks
4%synergy
Forest
100%inclusion4 decks4 decks
4%synergy
Breeding Pool
75%inclusion3 decks4 decks
27%synergy
Command Tower
50%inclusion2 decks4 decks
-35%synergy
Fabled Passage
50%inclusion2 decks4 decks
32%synergy
Vineglimmer Snarl
50%inclusion2 decks4 decks
10%synergy
Barkchannel Pathway
50%inclusion2 decks4 decks
31%synergy
Willowrush Verge
50%inclusion2 decks4 decks
31%synergy
Flooded Grove
50%inclusion2 decks4 decks
6%synergy
Dreamroot Cascade
50%inclusion2 decks4 decks
3%synergy
Hinterland Harbor
50%inclusion2 decks4 decks
-13%synergy
Sodden Verdure
50%inclusion2 decks4 decks
26%synergy
Simic Growth Chamber
25%inclusion1 decks4 decks
-20%synergy
Misty Rainforest
25%inclusion1 decks4 decks
-6%synergy
Yavimaya Coast
25%inclusion1 decks4 decks
-28%synergy
Hedge Maze
25%inclusion1 decks4 decks
5%synergy
Rejuvenating Springs
25%inclusion1 decks4 decks
-18%synergy
Turbulent Wilderness
25%inclusion1 decks4 decks
9%synergy
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