Rot Flies are colossal daemonic insects whose appearance is so repugnant it scars the mind. These vile creatures are the most loathsome of Nurgle's creations. Only the forbidden tomes of the Eldar Black Library speak of the forbidden process by which these creatures are birthed, for they hatch in the sticky depths of Nurgle's gardens in the Realm of Chaos, where the visionary and the loon wander in their dreams. Some Beasts of Nurgle, disappointed by the rag-doll inactivity of their mortal playthings, develop a kernel of bitterness in their ebullient souls. Crestfallen puzzlement leads to frustration and ultimately an aching resentment. Over the millennia, a thin seed of malice grows in such a Beast's heart, feeding upon the energies of its depression and angst until it throbs like a canke