
Fire DEMON.
Sheldon's turning up the heat.
The Big Bang Theory Season 4, Episode 23

Demon monkey.
Game of Thrones Season 2, Episode 5

Was it a god? A DEMON? A conjuror's trick?
Game of Thrones Season 3, Episode 4

Demon With a Glass Hand,
by Harlan Ellison?
The Big Bang Theory Season 7, Episode 18

...at whatever Third-World DEMON
is running around inside of you.
The Big Bang Theory Season 3, Episode 1