While reciting a mantra he found in the Necronomicum, Knowby seemingly went insane, laughing maniacally as he repeated the words over and over again, summoning an evil force that shatters one of the cabin's windows.
They wreak havoc when either of the two read the two passages of the book; one that unleashes demons, "gort klaatu barada nikto", and the other that revives them from possession.
Tomaž Barada | Klaatu barada nikto | Nikto | Barada |