Here's a clue left by Craven. Wes admits that Krueger is "kind of like Kronos..." (see the Wikipedia page for the film)
The Greek God Kronos' Roman counterpart is Saturn. Wes hides a pic of the planet Saturn on Glen's wall...
(https://pbs.twimg.com/media/G5dzhVDWEAAbvji?format=jpg&name=small)
With the ring(Freddy's wide brimmed hat) and the planet's stripes(sweater)...also Kronos/Saturn's symbol was the scythe or sickle- a curved blade. Nuff said.
(https://pbs.twimg.com/media/G5d0TLkW8AAkaKS?format=jpg&name=small)
Kronos/Saturn was the God of time..." Welcome to prime time..."
(https://tse3.mm.bing.net/th/id/OIP.pSmoiBiCxK_RuaqaaNu-ugHaJ4?cb=ucfimgc2&rs=1&pid=ImgDetMain&o=7&rm=3)