Primo, the Unbounded (Commander) - Slime Against Humanity

Primo, the Unbounded
Rank #751
23decks
As CommanderAs CardAverage DeckDecksView Precon
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1
234
5
Budget
Any$$$$
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.
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
New Cards
High Synergy Cards
Top Cards
Game Changers
Creatures
Instants
Sorceries
Utility Artifacts
Enchantments
Utility Lands
Mana Artifacts
Lands
Back to Top
Riddles in the Dark
6.7%inclusion1 decks15 decks
7%synergy
High Synergy Cards
Slime Against Humanity
100%inclusion23 decks23 decks
99%synergy
Terrasymbiosis
87%inclusion20 decks23 decks
79%synergy
Spellweaver Helix
70%inclusion16 decks23 decks
69%synergy
The Earth Crystal
74%inclusion17 decks23 decks
68%synergy
Emerald Medallion
65%inclusion15 decks23 decks
62%synergy
Thrumming Stone
61%inclusion14 decks23 decks
60%synergy
Branching Evolution
70%inclusion16 decks23 decks
57%synergy
The Ozolith
61%inclusion14 decks23 decks
54%synergy
Locket of Yesterdays
48%inclusion11 decks23 decks
48%synergy
Adrix and Nev, Twincasters
57%inclusion13 decks23 decks
47%synergy
Top Cards
Three Visits
61%inclusion14 decks23 decks
35%synergy
Nature's Lore
57%inclusion13 decks23 decks
24%synergy
Inspiring Call
57%inclusion13 decks23 decks
43%synergy
Wave Goodbye
57%inclusion13 decks23 decks
45%synergy
Beast Within
52%inclusion12 decks23 decks
4%synergy
Rapid Hybridization
48%inclusion11 decks23 decks
21%synergy
Doubling Season
48%inclusion11 decks23 decks
37%synergy
Hardened Scales
48%inclusion11 decks23 decks
30%synergy
Counterspell
43%inclusion10 decks23 decks
-5%synergy
Heroic Intervention
39%inclusion9 decks23 decks
9%synergy
Game Changers
Cyclonic Rift
22%inclusion5 decks23 decks
-1%synergy
Fierce Guardianship
13%inclusion3 decks23 decks
-3%synergy
Ancient Tomb
8.7%inclusion2 decks23 decks
0%synergy
Seedborn Muse
8.7%inclusion2 decks23 decks
-7%synergy
Rhystic Study
8.7%inclusion2 decks23 decks
-11%synergy
Force of Will
8.7%inclusion2 decks23 decks
-0%synergy
Creatures
Herald of Secret Streams
39%inclusion9 decks23 decks
25%synergy
Archmage Emeritus
39%inclusion9 decks23 decks
37%synergy
Archmage of Runes
35%inclusion8 decks23 decks
33%synergy
Birds of Paradise
30%inclusion7 decks23 decks
3%synergy
Lier, Disciple of the Drowned
30%inclusion7 decks23 decks
29%synergy
Ray Fillet, Wave Warrior
30%inclusion7 decks23 decks
29%synergy
Kami of Whispered Hopes
26%inclusion6 decks23 decks
17%synergy
Kinetic Ooze
26%inclusion6 decks23 decks
17%synergy
Biowaste Blob
22%inclusion5 decks23 decks
20%synergy
Enduring Curiosity
22%inclusion5 decks23 decks
19%synergy
Curiosity Crafter
17%inclusion4 decks23 decks
14%synergy
Hydroid Krasis
17%inclusion4 decks23 decks
7%synergy
Kodama of the West Tree
17%inclusion4 decks23 decks
14%synergy
Tyranid Prime
13%inclusion3 decks23 decks
12%synergy
Goldvein Hydra
13%inclusion3 decks23 decks
8%synergy
Forgotten Ancient
13%inclusion3 decks23 decks
3%synergy
Deekah, Fractal Theorist
13%inclusion3 decks23 decks
11%synergy
Kalonian Hydra
13%inclusion3 decks23 decks
10%synergy
Ohran Frostfang
13%inclusion3 decks23 decks
9%synergy
Biogenic Ooze
13%inclusion3 decks23 decks
12%synergy
Aberrant
8.7%inclusion2 decks23 decks
8%synergy
Llanowar Elves
8.7%inclusion2 decks23 decks
-19%synergy
Ingenious Prodigy
8.7%inclusion2 decks23 decks
5%synergy
Thunderclap Drake
8.7%inclusion2 decks23 decks
8%synergy
Danny Pink
8.7%inclusion2 decks23 decks
7%synergy
Toski, Bearer of Secrets
8.7%inclusion2 decks23 decks
6%synergy
Railway Brawler
8.7%inclusion2 decks23 decks
7%synergy
Duskshell Crawler
8.7%inclusion2 decks23 decks
6%synergy
Quina, Qu Gourmet
8.7%inclusion2 decks23 decks
8%synergy
Exhibition Tidecaller
8.7%inclusion2 decks23 decks
8%synergy
Instants
Mutational Advantage
35%inclusion8 decks23 decks
30%synergy
Arcane Denial
35%inclusion8 decks23 decks
13%synergy
Pongify
30%inclusion7 decks23 decks
6%synergy
Growth Spiral
26%inclusion6 decks23 decks
-18%synergy
Ripples of Potential
22%inclusion5 decks23 decks
12%synergy
Perplexing Test
22%inclusion5 decks23 decks
16%synergy
An Offer You Can't Refuse
17%inclusion4 decks23 decks
-6%synergy
Fact or Fiction
17%inclusion4 decks23 decks
15%synergy
Mana Drain
17%inclusion4 decks23 decks
2%synergy
Swan Song
17%inclusion4 decks23 decks
-1%synergy
Frantic Search
13%inclusion3 decks23 decks
6%synergy
Return of the Wildspeaker
13%inclusion3 decks23 decks
3%synergy
Decisive Denial
13%inclusion3 decks23 decks
7%synergy
Into the Flood Maw
13%inclusion3 decks23 decks
9%synergy
Quandrix Charm
13%inclusion3 decks23 decks
5%synergy
Brainstorm
8.7%inclusion2 decks23 decks
-6%synergy
Force of Vigor
8.7%inclusion2 decks23 decks
5%synergy
Quandrix Command
8.7%inclusion2 decks23 decks
3%synergy
Naturalize
8.7%inclusion2 decks23 decks
7%synergy
Voidslime
8.7%inclusion2 decks23 decks
4%synergy
Harmonized Crescendo
8.7%inclusion2 decks23 decks
6%synergy
Sorceries
Farseek
26%inclusion6 decks23 decks
-0%synergy
Rampant Growth
26%inclusion6 decks23 decks
-13%synergy
Cultivate
26%inclusion6 decks23 decks
-19%synergy
Kodama's Reach
22%inclusion5 decks23 decks
-12%synergy
Stock Up
22%inclusion5 decks23 decks
20%synergy
Rishkar's Expertise
22%inclusion5 decks23 decks
12%synergy
Applied Geometry
17%inclusion4 decks23 decks
13%synergy
Germination Practicum
17%inclusion4 decks23 decks
12%synergy
Oversimplify
13%inclusion3 decks23 decks
8%synergy
Nanogene Conversion
13%inclusion3 decks23 decks
12%synergy
Ponder
8.7%inclusion2 decks23 decks
1%synergy
Harmonize
8.7%inclusion2 decks23 decks
4%synergy
Open the Way
8.7%inclusion2 decks23 decks
4%synergy
Body of Research
8.7%inclusion2 decks23 decks
6%synergy
Utility Artifacts
Ozolith, the Shattered Spire
35%inclusion8 decks23 decks
26%synergy
Combine Chrysalis
35%inclusion8 decks23 decks
30%synergy
Semblance Anvil
30%inclusion7 decks23 decks
30%synergy
Cloud Key
26%inclusion6 decks23 decks
25%synergy
Primal Amulet
17%inclusion4 decks23 decks
17%synergy
River Song's Diary
13%inclusion3 decks23 decks
13%synergy
Fractal Harness
8.7%inclusion2 decks23 decks
6%synergy
The Great Henge
8.7%inclusion2 decks23 decks
-1%synergy
Idol of Oblivion
8.7%inclusion2 decks23 decks
5%synergy
Swiftfoot Boots
8.7%inclusion2 decks23 decks
-16%synergy
Lightning Greaves
8.7%inclusion2 decks23 decks
-11%synergy
Bident of Thassa
8.7%inclusion2 decks23 decks
2%synergy
Helm of Awakening
8.7%inclusion2 decks23 decks
8%synergy
Enchantments
Bred for the Hunt
39%inclusion9 decks23 decks
34%synergy
Garruk's Uprising
35%inclusion8 decks23 decks
17%synergy
Innkeeper's Talent
30%inclusion7 decks23 decks
25%synergy
Sphere Grid
30%inclusion7 decks23 decks
26%synergy
Simic Ascendancy
26%inclusion6 decks23 decks
13%synergy
Tribute to the World Tree
26%inclusion6 decks23 decks
20%synergy
Parallel Lives
22%inclusion5 decks23 decks
16%synergy
Elemental Bond
22%inclusion5 decks23 decks
16%synergy
Greater Good
22%inclusion5 decks23 decks
20%synergy
Primal Vigor
17%inclusion4 decks23 decks
14%synergy
High Score
17%inclusion4 decks23 decks
15%synergy
Utopia Sprawl
13%inclusion3 decks23 decks
7%synergy
Mystic Remora
13%inclusion3 decks23 decks
-1%synergy
Case of the Ransacked Lab
13%inclusion3 decks23 decks
13%synergy
Loading Zone
13%inclusion3 decks23 decks
11%synergy
Kindred Discovery
8.7%inclusion2 decks23 decks
-1%synergy
Cryptolith Rite
8.7%inclusion2 decks23 decks
5%synergy
Inexorable Tide
8.7%inclusion2 decks23 decks
6%synergy
Curator's Ward
8.7%inclusion2 decks23 decks
8%synergy
Waterbender Ascension
8.7%inclusion2 decks23 decks
8%synergy
Utility Lands
Reliquary Tower
48%inclusion11 decks23 decks
-3%synergy
Yavimaya, Cradle of Growth
35%inclusion8 decks23 decks
14%synergy
Rogue's Passage
30%inclusion7 decks23 decks
7%synergy
Alchemist's Refuge
26%inclusion6 decks23 decks
7%synergy
Boseiju, Who Endures
26%inclusion6 decks23 decks
4%synergy
Three Tree City
26%inclusion6 decks23 decks
21%synergy
Oran-Rief, the Vastwood
26%inclusion6 decks23 decks
20%synergy
Karn's Bastion
22%inclusion5 decks23 decks
11%synergy
Otawara, Soaring City
17%inclusion4 decks23 decks
-1%synergy
Mistrise Village
13%inclusion3 decks23 decks
2%synergy
Mosswort Bridge
13%inclusion3 decks23 decks
-4%synergy
Evendo, Waking Haven
13%inclusion3 decks23 decks
8%synergy
Mystic Sanctuary
8.7%inclusion2 decks23 decks
-3%synergy
War Room
8.7%inclusion2 decks23 decks
7%synergy
Novijen, Heart of Progress
8.7%inclusion2 decks23 decks
5%synergy
Temple of the False God
8.7%inclusion2 decks23 decks
-7%synergy
Nesting Grounds
8.7%inclusion2 decks23 decks
5%synergy
Bonders' Enclave
8.7%inclusion2 decks23 decks
7%synergy
Ba Sing Se
8.7%inclusion2 decks23 decks
6%synergy
Mana Artifacts
Sol Ring
87%inclusion20 decks23 decks
7%synergy
Arcane Signet
48%inclusion11 decks23 decks
-15%synergy
Forger's Foundry
8.7%inclusion2 decks23 decks
9%synergy
Lands
Island
96%inclusion22 decks23 decks
-0%synergy
Forest
96%inclusion22 decks23 decks
-0%synergy
Command Tower
78%inclusion18 decks23 decks
-7%synergy
Hinterland Harbor
78%inclusion18 decks23 decks
16%synergy
Breeding Pool
70%inclusion16 decks23 decks
22%synergy
Rejuvenating Springs
65%inclusion15 decks23 decks
23%synergy
Sodden Verdure
61%inclusion14 decks23 decks
38%synergy
Yavimaya Coast
57%inclusion13 decks23 decks
4%synergy
Dreamroot Cascade
57%inclusion13 decks23 decks
10%synergy
Turbulent Wilderness
57%inclusion13 decks23 decks
40%synergy
Willowrush Verge
48%inclusion11 decks23 decks
29%synergy
Flooded Grove
35%inclusion8 decks23 decks
-9%synergy
Barkchannel Pathway
30%inclusion7 decks23 decks
11%synergy
Misty Rainforest
26%inclusion6 decks23 decks
-5%synergy
Fabled Passage
26%inclusion6 decks23 decks
8%synergy
Exotic Orchard
26%inclusion6 decks23 decks
1%synergy
Simic Growth Chamber
22%inclusion5 decks23 decks
-24%synergy
Vineglimmer Snarl
22%inclusion5 decks23 decks
-18%synergy
Rain-Slicked Copse
22%inclusion5 decks23 decks
12%synergy
Hedge Maze
17%inclusion4 decks23 decks
-2%synergy
Overflowing Basin
13%inclusion3 decks23 decks
-9%synergy
Prismatic Vista
8.7%inclusion2 decks23 decks
2%synergy
Tangled Islet
8.7%inclusion2 decks23 decks
-7%synergy
Reflecting Pool
8.7%inclusion2 decks23 decks
6%synergy
Temple of Mystery
8.7%inclusion2 decks23 decks
-28%synergy
Botanical Sanctum
8.7%inclusion2 decks23 decks
-4%synergy
Evolving Wilds
8.7%inclusion2 decks23 decks
-15%synergy
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