This effect uses particle system traveling along a 3D path to create a stream of energy. It can be used for magic vfx and is easily controlled by adjusting the guide path.
For this example I simply randomized the paths and camera movement to create more energetic and chaotic composition.
[flashvideo file=http://video.qubahq.com/qubaHQ_SnakingEnergy.flv height=479 /]