Mlp infection 2

Guess who’s back!!!! I was bored and wanted to make a Mlp infection au again!!! Characters: main six: Twilight sparkle, rainbow dash, rarity, apple jack(AJ), fluttershy, and pinkie pie. Others: Big Mac, Granny smth, cmc(apple bloom, sweetie belle, Scootaloo). Stages: Stage one: nothing seems to be wrong with the pony, Stage two: reddish-cloudy eyes start to become noticeable, pony becomes sensitive to light, Stage three: pony becomes malnourished from stress and fatigue and starts throwing up black sludge, Stage four: Ponies legs give out, very aggressive, mouth, eyes and stomach rot starts. Would move only for water. Saliva carries the disease.