Books like Forge of the Mind Slayers

One man searching for peace in a land that knows only blood.Diran, once a feared assassin, has turned his back on murder. Seeking the life of a wandering priest. His travels have taken him north, into lands caught between warring political factions and plagued by lawless pirates. But Diran refuses to take sides.But when he stumbles upon a plot to restore an ancient relic and use its powers to create an army of assassins, remaining neutral is no longer an option. It's kill or be killed. Take the fight to the enemy... even if it means embracing the assassin's nature within his soul.