The Sixth Gun: Sons of the Gun #3

The untold saga of the Six reveals that among the General's four horsemen, none was more malevolent than Will Arcene. Following his master's demise, Will abandons the atrocities of war for a place even more dreadful—his own home. What secret of his lineage transformed him into such a fiend? And what could possibly be so horrific that it plagues the nightmares of such a hardened man?