50 Essential Grimdark Fantasy Books/Series

While I could list all the books in the series and will try and do so, I will at least give you the first book in the series.

Prince of Thorns (The Broken Empire)
King of Thorns (The Broken Empire)
Emperor of Thorns (The Broken Empire)
The Black Company (Chronicles of The Black Company #1)
The Steel Remains
The Cold Commands (A Land Fit for Heroes)
The Dark Defiles (Land Fit for Heroes)
The Blade Itself (The First Law: Book One)
Before They Are Hanged (The First Law: Book Two)
Last Argument of Kings (First Law: Book Three)
Half a King (Shattered Sea)
Half the World (Shattered Sea)
Half a War (Shattered Sea)
The Darkness that Comes Before: The Prince of Nothing, Book One (The Prince of Nothing)
The Warrior Prophet: The Prince of Nothing, Book Two (The Prince of Nothing)
The Thousandfold Thought: The Prince of Nothing, Book Three (The Prince of Nothing)
The Judging Eye: One (The Aspect-Emperor Trilogy)
Aspect Emperor Collection R Scott Bakker 2 Books Set Pack
The Heresy Within (The Ties That Bind) (Volume 1)
The Color of Vengeance (The Ties That Bind Book 2)