Nightmarish Laughter by rmsmalle0624

Format: Commander

Commander: Umbris, Fear Manifest

Bracket: 3

DeckCheck Threat Index: 43

Deck overview

This deck is a Dimir Exile Control strategy centered on Umbris, Fear Manifest. The game plan revolves around accelerating into an early Umbris cast on Turn 4 and leveraging high-impact exile effects like Tasha's Hideous Laughter, Ashiok, Dream Render, and Dauthi Voidwalker to strip opposing resources. These exile triggers rapidly scale Umbris's power and toughness to massive numbers. The deck converts this massive size into game-ending commander damage using unblockable enablers like Whispersilk Cloak and Rogue's Passage. Supported by efficient interaction like Deadly Rollick and Arcane Denial, the deck controls the board while eliminating one opponent per turn starting on Turn 5. If Umbris is heavily contested, independent top-end threats such as Elder Brain, Hullbreaker Horror, and Ulamog, the Defiler provide resilient secondary routes to victory through stolen card advantage and board control.

Decklist (100 cards)

  • 1 Arcane Denial
  • 1 Arcane Signet
  • 1 Archenemy's Charm
  • 1 Ashiok, Dream Render
  • 1 Ashiok, Nightmare Muse
  • 1 Boggart Trawler // Boggart Bog
  • 1 Bojuka Bog
  • 1 Brainstealer Dragon
  • 1 Cast Away Doubt
  • 1 Castle Locthwain
  • 1 Command Tower
  • 1 Commander's Sphere
  • 1 Cry of the Carnarium
  • 1 Cunning Rhetoric
  • 1 Curse of the Swine
  • 1 Dark Ritual
  • 1 Dauthi Voidwalker
  • 1 Deadly Rollick
  • 1 Defiler of Flesh
  • 1 Dimir Signet
  • 1 Dissipate
  • 1 Doomsday Excruciator
  • 1 Dream Harvest
  • 1 Elder Brain
  • 1 Extended Absence
  • 1 Fear of Impostors
  • 1 Fellwar Stone
  • 1 Field of the Dead
  • 1 Firdoch Core
  • 1 Geist of Saint Thalia
  • 1 Glasspool Mimic // Glasspool Shore
  • 1 Gloomlake Verge
  • 1 Hall of Echoes
  • 1 Heartless Conscription
  • 1 Hive Mind
  • 1 Hullbreaker Horror
  • 1 Hydroelectric Specimen // Hydroelectric Laboratory
  • 1 Inside Information
  • 1 Insidious Will
  • 1 Invasion of Arcavios // Invocation of the Founders
  • 3 Island
  • 1 K'rrik, Son of Yawgmoth
  • 1 Malakir Rebirth // Malakir Mire
  • 1 Mind Grind
  • 1 Mind Stone
  • 1 Morphic Pool
  • 1 Mystical Tutor
  • 1 Narset's Reversal
  • 1 Night's Whisper
  • 1 Oblivion Sower
  • 1 Otawara, Soaring City
  • 1 Outrageous Robbery
  • 1 Overwrite the Multiverse
  • 1 Personal Tutor
  • 1 Polluted Delta
  • 1 Psionic Ritual
  • 1 Ravenform
  • 1 Read the Bones
  • 1 Reality Shift
  • 1 River of Tears
  • 1 Rod of Absorption
  • 1 Rogue's Passage
  • 1 Sea Gate Restoration // Sea Gate, Reborn
  • 1 Shizo, Death's Storehouse
  • 1 Sink into Stupor // Soporific Springs
  • 1 Siphon Insight
  • 1 Sire of Stagnation
  • 1 Snapcaster Mage
  • 1 Snow-Covered Island
  • 1 Snow-Covered Swamp
  • 1 Sol Ring
  • 1 Spellskite
  • 1 Stolen Goods
  • 1 Strategic Betrayal
  • 1 Sunken Palace
  • 3 Swamp
  • 1 Szat's Will
  • 1 Talisman of Dominance
  • 1 Tasha's Hideous Laughter
  • 1 Theorix Charm
  • 1 Thief of Sanity
  • 1 Turbulent Wetlands
  • 1 Twincast
  • 1 Ulamog, the Defiler
  • 1 Uldaros Theorix
  • 1 Umbris, Fear Manifest
  • 1 Undercity Sewers
  • 1 Underground River
  • 1 Underground Sea
  • 1 Urborg, Tomb of Yawgmoth
  • 1 Waterlogged Teachings // Inundated Archive
  • 1 Watery Grave
  • 1 Whispering Madness
  • 1 Whispersilk Cloak
  • 1 Windfall
  • 1 Xander's Pact