Are you sure you're not staring at a reflection on a blank screen and pushing random buttons?
"F.E.A.R." was awesome--freaked me out something good. But I'll always remember the first time I was introduced to the Flood in Halo...ho-ly shiiit, was I on edge, lol.
Odd that you're mentioning Chthulhu--I've been hearing alot about him recently, from him being used as a design reference for Davey Jones in the new Pirates of the Caribbean movie to a "Chthulhu" character featuring in a "Grim Adventures of Billy & Mandy" (I can't stand that show, but my brother loves it
When you do things right, people won't be sure you've done anything at all.