Nightmares by irisible

Format: Commander

Commander: Umbris, Fear Manifest

Bracket: 3

Deck overview

Umbris, Fear Manifest anchors a Dimir exile-control deck designed to eliminate opponents through commander damage. Umbris scales its power and toughness with every card opponents own in exile while triggering additional library exile whenever Nightmare or Horror creatures enter the battlefield. The strategy combines mass graveyard hate like Leyline of the Void and Planar Void with targeted library exilers such as Tasha's Hideous Laughter to inflate Umbris rapidly into a lethal attacker. Unblockable enablers like Whispersilk Cloak and Aqueous Form ensure damage connects. Secondary win conditions rely on stealing opposing threats with Captain N'ghathrod and Dauthi Voidwalker or closing games with high-impact horrors like Toxrill, the Corrosive.

Decklist (100 cards)

• 1 Ancient Cellarspawn
• 1 Aqueous Form
• 1 Arcane Signet
• 1 Arvinox, the Mind Flail
• 1 Ashiok, Dream Render
• 1 Ashiok, Nightmare Muse
• 1 Ashiok, Nightmare Weaver
• 1 Ashiok, Wicked Manipulator
• 1 Banehound
• 1 Bojuka Bog
• 1 Braids, Arisen Nightmare
• 1 Call of the Nightwing
• 1 Captain N'ghathrod
• 1 Chasm Skulker
• 1 Clearwater Pathway // Murkwater Pathway
• 1 Command Tower
• 1 Counterspell
• 1 Crippling Fear
• 1 Curse of the Swine
• 1 Darkwater Catacombs
• 1 Dauthi Voidwalker
• 1 Defiler of Flesh
• 1 Dimir Signet
• 1 Dreadship Reef
• 1 Dream Harvest
• 1 Drowned Catacomb
• 1 Elder Brain
• 1 Endless Evil
• 1 Falthis, Shadowcat Familiar
• 1 Go Blank
• 1 Grazilaxx, Illithid Scholar
• 1 Hullbreaker Horror
• 1 Intellect Devourer
• 10 Island
• 1 Leyline of the Void
• 1 Mage Hunter
• 1 Mind Flayer
• 1 Nephalia Drownyard
• 1 Nightmare Shepherd
• 1 Oblivion Sower
• 1 Path of Ancestry
• 1 Planar Void
• 1 Psionic Ritual
• 1 Psychic Surgery
• 1 Ravenous Trap
• 1 Reality Shift
• 1 Resculpt
• 1 Rogue's Passage
• 1 Scavenger Grounds
• 1 Shipwreck Marsh
• 1 Silver Shroud Costume
• 1 Sire of Stagnation
• 1 Sludge Monster
• 1 Sol Ring
• 1 Sothera, the Supervoid
• 1 Soul-Guide Lantern
• 1 Spellskite
• 1 Spoils of Blood
• 1 Startled Awake // Persistent Nightmare
• 1 Stone of Erech
• 1 Sunken Hollow
• 1 Sunken Ruins
• 1 Suspend
• 10 Swamp
• 1 Swiftfoot Boots
• 1 Tainted Isle
• 1 Talisman of Dominance
• 1 Tasha's Hideous Laughter
• 1 Temple of Deceit
• 1 The Mindskinner
• 1 Tormod's Crypt
• 1 Toxrill, the Corrosive
• 1 Uchuulon
• 1 Ulamog, the Ceaseless Hunger
• 1 Umbris, Fear Manifest
• 1 Watery Grave
• 1 Web of Inertia
• 1 Whispersilk Cloak
• 1 Winged Boots
• 1 Witch's Clinic
• 1 Yarok's Fenlurker
• 1 Zellix, Sanity Flayer