GIMP Tutorial: Realistic flame V2
Another tutorial on how to make realistic flame

GIMP tutorial: Green Screens
How to remove or replace green screen.

Human Torch Effect with GIMP
How to make the Human torch on GIMP. Sorry for the offbeat audio, my audio mic failed, and I really didn't want to do the whole tutorial again. To all people with requests: I'm usually working on them. the request for the lightning ball is tough. I made this tutorial up completely on my own with no outside ideas, just playing around with GIMP.