Primo, the Unbounded by Mistyrainforest77

Format: Commander

Commander: Primo, the Unbounded

Bracket: 3

DeckCheck Threat Index: 39

Deck overview

Primo, the Unbounded commands a Simic stompy strategy focused on {X}-cost spells, +1/+1 counter scaling, and explosive combat steps. The deck accelerates in the opening turns using efficient mana dorks and land ramp before casting power-scaling mana generators like Selvala, Heart of the Wilds and Fanatic of Rhonas. It deploys Primo as a massive trampling threat that creates large Fractal tokens whenever base-power 0 creatures connect with opponents. Because these Fractal tokens also have base power 0, each combat damage trigger creates an even larger token on subsequent turns, creating an exponential board presence. The deck backs up this aggressive creature strategy with counter-doubling enchantments like Unbound Flourishing and Doubling Season, massive refill spells like Mathemagics and Pull from Tomorrow, and decisive finishers such as Herald of Secret Streams, Finale of Devastation, and Walking Ballista to close the game across all three opponents.

Decklist (100 cards)

  • 1 Aberrant
  • 1 Alchemist's Refuge
  • 1 Animist's Awakening
  • 1 Arcane Signet
  • 1 Beast Within
  • 1 Benevolent Hydra
  • 1 Birds of Paradise
  • 1 Blue Sun's Zenith
  • 1 Boseiju, Who Endures
  • 1 Branching Evolution
  • 1 Breeding Pool
  • 1 City of Brass
  • 1 Command Tower
  • 1 Commander's Insight
  • 1 Curse of the Swine
  • 1 Cyclonic Rift
  • 1 Delighted Halfling
  • 1 Doubling Season
  • 1 Dreamroot Cascade
  • 1 Drown in Dreams
  • 1 Elusive Otter // Grove's Bounty
  • 1 Exotic Orchard
  • 1 Expansion Algorithm
  • 1 Fabled Passage
  • 1 Fanatic of Rhonas
  • 1 Fierce Guardianship
  • 1 Finale of Devastation
  • 1 Finale of Revelation
  • 7 Forest
  • 1 Fractal Harness
  • 1 Goldvein Hydra
  • 1 Green Sun's Zenith
  • 1 Gyre Sage
  • 1 Herald of Secret Streams
  • 1 Heroic Intervention
  • 1 Hungering Hydra
  • 1 Hydroid Krasis
  • 1 Incubation Druid
  • 1 Ingenious Prodigy
  • 7 Island
  • 1 Kami of Whispered Hopes
  • 1 Karn's Bastion
  • 1 Kinetic Ooze
  • 1 Lattice Library
  • 1 Lifeblood Hydra
  • 1 Mana Bloom
  • 1 Mana Confluence
  • 1 Mana Drain
  • 1 Mathemagics
  • 1 Minamo, School at Water's Edge
  • 1 Mind into Matter
  • 1 Misty Rainforest
  • 1 Nature's Lore
  • 1 Nev, the Practical Dean
  • 1 Nyxborn Hydra
  • 1 Open the Way
  • 1 Oran-Rief, the Vastwood
  • 1 Otawara, Soaring City
  • 1 Ozolith, the Shattered Spire
  • 1 Primo, the Unbounded
  • 1 Primordial Hydra
  • 1 Pull from Tomorrow
  • 1 Rejuvenating Springs
  • 1 Reliquary Tower
  • 1 Rhystic Study
  • 1 Rogue's Passage
  • 1 Selvala, Heart of the Wilds
  • 1 Silkguard
  • 1 Sol Ring
  • 1 Steelbane Hydra
  • 1 Stonecoil Serpent
  • 1 Stroke of Genius
  • 1 Terramorphic Expanse
  • 1 The Goose Mother
  • 1 The Great Henge
  • 1 Three Visits
  • 1 Tropical Island
  • 1 Troyan, Gutsy Explorer
  • 1 Turbulent Wilderness
  • 1 Tyvar's Stand
  • 1 Unbound Flourishing
  • 1 Voracious Hydra
  • 1 Walking Ballista
  • 1 Wan Shi Tong, Librarian
  • 1 Wild Hypothesis
  • 1 Yavimaya Coast
  • 1 Yavimaya, Cradle of Growth
  • 1 Zimone, Infinite Analyst