Video: What is the scariest monster roaming the Commonwealth, dear wanderer? Is it Deathclaws? Supermutants? Perhaps ghouls are the worst the wasteland has to offer? No. Of course not. Nothing quite compares to the horrors pointed out by sohoshuffle in this video:
Then again, that's not quite as bad as this mod showcased by FluffyNinjaLlama, which reveals Kellogg's FINAL FORM:
Never change, Fallout modders. Never change.