Ebon Heart by Ronnell D. Porter
Approx. 72,020 words.
Published on January 22, 2013.
"You know not of King Bersek, Lord of Berserkers... The Berserkers are men of darkness; heartless and unyielding. They know no fear, they know no pain – and the sound of them ripping and slashing and tearing people apart by their limbs: chaos incarnate."