Concept Art by Guillaume Menuel The face structure is reminiscent of the Demon Doors in Fable. This image tells a story--like the hero has trials to face before reaching the village beyond the large, cave-like face.
This piece puts me in mind of the Kalb's dark warriors, tormented by their own souls, gathering in the shadow world, awaiting his command. (The LightBridge Legacy Book III) ✦✥✦ Art credit (?): Assassin's creed artwork - Killer by Yuan