Half-Life 2: custom particle effect - Rotating light storm

This is a custom particle effect on the HL2:EP2 engine. The two particle effects on this video are ones of the first particle effects I have created. I have always called them rotating light storms, so I guess that is what they are. This is the tutorial I used to learn the basics of the particle editor: http://www.interlopers.net/forum/viewtopic.php?f=16&t=24648&start=15#p292007