Six soldiers on an arduous voyage across the mountains; six engineered psychopaths, trapped within their own heads. A prison that some try to escape - and that some, like Corporal Lenz, choose to embrace.

No one knows what it's like to be the bad man of the regiment; the morale officer; the Commissar. Certainly, freshly baked Commissar Kathel Sharpe has only the vaguest of ideas as she descends to the surface of Uskarus II, a world in the grip of a Tyranid invasion. In war, however, you learn fast - or you die. [ON HOLD]

Short story: a Grey Knight Terminator descending into battle on an unnamed hive world. Extremely short and probably flawed lore-wise, but what the hell, wrote what popped into my head while looking through some fan-art.