Phyrexian Ultimatum by Eine

Format: Commander

Commander: Omnath, Locus of All

Bracket: 4

DeckCheck Threat Index: 41

Deck overview

This deck is a five-color Phyrexian tribal and big-mana strategy led by Omnath, Locus of All. The primary game plan leverages early green ramp spells and color-fixing artifacts to deploy Omnath by Turn 4 or 5. Omnath acts as both card draw engine and mana battery, storing unspent mana as black mana across turns and phases. This explosive mana pool fuels devastating high-cost spells, most notably Realmbreaker, the Invasion Tree, which pulls all 15 Praetors from the library directly onto the battlefield. The Praetors instantly form an asymmetric stax lock: Jin-Gitaxias, Core Augur empties opposing hands, Vorinclex, Voice of Hunger freezes lands, Elesh Norn, Grand Cenobite wipes small creatures, and Urabrask the Hidden grants haste to swing for over 100 combat damage. Supported by powerful Ultimatums and toxic subthemes, the deck dominates the late game through overwhelming resource disparity and board oppression.

Decklist (100 cards)

  • 1 Arcane Signet
  • 1 Atraxa, Grand Unifier
  • 1 Atraxa, Praetors' Voice
  • 1 Black Sun's Twilight
  • 1 Brilliant Ultimatum
  • 1 Brimaz, Blight of Oreskos
  • 1 Canopy Vista
  • 1 Chromatic Lantern
  • 1 Clarion Ultimatum
  • 1 Command Tower
  • 1 Crop Rotation
  • 1 Cruel Ultimatum
  • 1 Dawn's Truce
  • 1 Eerie Ultimatum
  • 1 Elesh Norn // The Argent Etchings
  • 1 Elesh Norn, Grand Cenobite
  • 1 Elesh Norn, Mother of Machines
  • 1 Emergent Ultimatum
  • 1 Exotic Orchard
  • 1 Farseek
  • 3 Forest
  • 1 Genesis Ultimatum
  • 1 Glistening Sphere
  • 1 Great Hall of the Citadel
  • 1 Green Sun's Twilight
  • 1 Haunted Mire
  • 1 Herald's Horn
  • 1 Imp's Mischief
  • 1 Inspired Ultimatum
  • 3 Island
  • 1 Ixhel, Scion of Atraxa
  • 1 Jin-Gitaxias // The Great Synthesis
  • 1 Jin-Gitaxias, Core Augur
  • 1 Jin-Gitaxias, Progress Tyrant
  • 3 Mountain
  • 1 Nature's Lore
  • 1 Omnath, Locus of All
  • 1 Omniscience
  • 1 Path of Ancestry
  • 1 Phyrexian Atlas
  • 1 Phyrexian Awakening
  • 1 Phyrexian Censor
  • 1 Phyrexian Obliterator
  • 1 Phyrexian Vindicator
  • 3 Plains
  • 1 Portal to Phyrexia
  • 1 Prairie Stream
  • 1 Prologue to Phyresis
  • 1 Radiant Grove
  • 1 Realmbreaker, the Invasion Tree
  • 1 Reflecting Pool
  • 1 Reject Imperfection
  • 1 Reliquary Tower
  • 1 Ruinous Ultimatum
  • 1 Sculpted Perfection
  • 1 Sensei's Divining Top
  • 1 Sheoldred // The True Scriptures
  • 1 Sheoldred, Whispering One
  • 1 Sheoldred, the Apocalypse
  • 1 Skrelv's Hive
  • 1 Skrelv, Defector Mite
  • 1 Snowfield Sinkhole
  • 1 Sol Ring
  • 1 Spire of Industry
  • 1 Sunfall
  • 3 Swamp
  • 1 Swords to Plowshares
  • 1 Tangled Islet
  • 1 Tekuthal, Inquiry Dominus
  • 1 Terror of Towashi
  • 1 The Seedcore
  • 1 The World Tree
  • 1 Three Visits
  • 1 Titanic Ultimatum
  • 1 Urabrask // The Great Work
  • 1 Urabrask the Hidden
  • 1 Urabrask, Heretic Praetor
  • 1 Vat of Rebirth
  • 1 Violent Ultimatum
  • 1 Vishgraz, the Doomhive
  • 1 Void Rend
  • 1 Vorinclex // The Grand Evolution
  • 1 Vorinclex, Monstrous Raider
  • 1 Vorinclex, Voice of Hunger
  • 1 Vraska's Fall
  • 1 Vraska, Betrayal's Sting
  • 1 White Sun's Twilight
  • 1 Wilderness Reclamation
  • 1 Wooded Ridgeline
  • 1 Zopandrel, Hunger Dominus