(Momentary tangent hear; some of that Todd Rungren stuff is downright positive; what to do, what to do... (well, why not remain positive?, Oh yeah cuz they play the puppet show at me 24/7)
Some of the more effective creepy guitar composing of the early heavy rock era:
Glenn Buxton, Michael Bruce
Bloodrock - D.O.A.
Lee Pickens:
(The motivation for writing this song was explained in 2005 by guitarist Lee Pickens. “When I was 17, I wanted to be an airline pilot,” Pickens said. “I had just gotten out of this airplane with a friend of mine, at this little airport, and I watched him take off. He went about 200 feet in the air, rolled and crashed.” The band decided to write a song around the incident and include it on their second album.)
Dust, From A Dry Camel
(The accompanying art of this video is IMHO stellar, thank you arasob2)
Of course, every unforgettable riff Mr. Tony Iommi created:
But this one is a start: