Painting a Power Sword With Lightning Effects

I have been desperately trying to get my Flesh Tearers Death Company finished of recent times and finally found some time recently. I left the power sword and power axe until the very last purely because I didn't really know how to paint them.

After much consideration I thought i'd give it a go and try for a lightning look. I did some research online but although I found quite a few tutorials, there weren't really any I liked or that I thought looked good.

After reading many of the techniques I gave it a go myself and here is the finished look:

Even though I am not completely happy with the results here is how I did it...