Grixis

[Mortain]

Grixis 60 cards, 0 sideboard 4 {Bloodstained Mire} 2 {Swamp} 4 {Polluted Delta} 4 {Smoldering Marsh} 4 {Mountain} 2 {Island} 4 {Sunken Hollow} 24 lands 4 {Forerunner of Slaughter} 2 {Ulamog's Nullifier} 2 {Sire of Stagnation} 2 {Dragonlord Kolaghan} 4 {Fathom Feeder} 14 creatures 2 {Transgress the Mind} 2 {Clash of Wills} 3 {Painful Truths} 2 {Dispel} 1 {Silumgar's Command} 2 {Complete Disregard} 4 {Kolaghan's Command} 1 {Mindswipe} 2 {Grip of Desolation} 2 {Radiant Flames} 1 {Languish} 22 other spells Sideboard

[Codester1991]

I think I may build this and instead of forerunner I want to run {must intruder} and drop dlord for the other two nullifiers.