Umbris, Maxxed (v3) by ketola

Format: Commander

Creator: ketola

Commander: Umbris, Fear Manifest

Bracket: 3

DeckCheck Threat Index: 38

Deck overview

This Dimir deck weaponizes library exile to fuel Umbris, Fear Manifest, turning every Horror and Nightmare entry into massive power growth and library attrition. By accelerating with two-mana rocks and deploying Umbris on turn 4, the deck quickly transitions into lethal pressure on turn 5 using spells like Tasha's Hideous Laughter, trigger multipliers like Roaming Throne, and non-legendary clone effects like Spark Double. It maintains high operational resilience through dense protection pieces, including Mithril Coat, Kira, Great Glass-Spinner, Spellskite, and efficient free interaction like Force of Negation and Deadly Rollick. Persistent graveyard hate via Dauthi Voidwalker and Planar Void ensures that opponent cards continuously enter exile rather than the graveyard, permanently boosting Umbris's combat stats. The deck closes games rapidly by combining unblockable evasion from utility lands with direct life loss from Essence Harvest or kicked Maddening Cacophony.

Decklist (100 cards)

  • 1 Aboleth Spawn
  • 1 Ancient Cellarspawn
  • 1 Arcane Signet
  • 1 Archenemy's Charm
  • 1 Ashiok, Nightmare Muse
  • 1 Ashiok, Nightmare Weaver
  • 1 Auton Soldier
  • 1 Baleful Strix
  • 1 Black Market Connections
  • 1 Bloodchief Ascension
  • 1 Bojuka Bog
  • 1 Captain N'ghathrod
  • 1 Cavern of Souls
  • 1 City of Brass
  • 1 Clearwater Pathway // Murkwater Pathway
  • 1 Command Beacon
  • 1 Command Tower
  • 1 Commander's Plate
  • 1 Dark Confidant
  • 1 Dauthi Voidwalker
  • 1 Deadly Rollick
  • 1 Demonic Tutor
  • 1 Dimir Signet
  • 1 Displacer Kitten
  • 1 Drowned Catacomb
  • 1 Endless Evil
  • 1 Essence Flux
  • 1 Essence Harvest
  • 1 Fellwar Stone
  • 1 Force of Negation
  • 1 Fractured Sanity
  • 1 Ghostly Flicker
  • 1 Gilded Drake
  • 1 Gloomlake Verge
  • 1 Grazilaxx, Illithid Scholar
  • 1 Hullbreaker Horror
  • 1 Imperious Mindbreaker
  • 8 Island
  • 1 Kira, Great Glass-Spinner
  • 1 Lightning Greaves
  • 1 Maddening Cacophony
  • 1 Malakir Rebirth // Malakir Mire
  • 1 Mana Confluence
  • 1 Mana Drain
  • 1 Minamo, School at Water's Edge
  • 1 Mithril Coat
  • 1 Morphic Pool
  • 1 Multiversal Recruitment
  • 1 Otawara, Soaring City
  • 1 Panharmonicon
  • 1 Phyrexian Arena
  • 1 Planar Void
  • 1 Plaza of Heroes
  • 1 Polluted Delta
  • 1 Prismatic Vista
  • 1 Reflecting Pool
  • 1 Rhystic Study
  • 1 Roaming Throne
  • 1 Sakashima of a Thousand Faces
  • 1 Sakashima the Impostor
  • 1 Saw in Half
  • 1 Shadowspear
  • 1 Shipwreck Marsh
  • 1 Shizo, Death's Storehouse
  • 1 Silent Hallcreeper
  • 1 Singularity Rupture
  • 1 Sludge Monster
  • 1 Snuff Out
  • 1 Sol Ring
  • 1 Spark Double
  • 1 Spellskite
  • 1 Stubborn Denial
  • 1 Sunken Ruins
  • 3 Swamp
  • 1 Swan Song
  • 1 Swiftfoot Boots
  • 1 Talisman of Dominance
  • 1 Talon Gates of Madara
  • 1 Tasha's Hideous Laughter
  • 1 Thassa, Deep-Dwelling
  • 1 The Black Gate
  • 1 The One Ring
  • 1 Toxic Deluge
  • 1 Umbris, Fear Manifest
  • 1 Underground River
  • 1 Urborg, Tomb of Yawgmoth
  • 1 Urza's Saga
  • 1 Watery Grave
  • 1 Winged Boots
  • 1 Witch's Clinic
  • 1 Zellix, Sanity Flayer