A colorful background loop effect with lines, trails or tentacles whatever you want to call it, leaving behind even more colorful particles. It has alpha channel where you might want to place some stuff behind. Might be useful for some VJ loops or music videos. Also with a compositing software you can change the colors by isolating by color or playing around with hue settings.
24 fps – 1920×1080 – Alpha Channel – Seamless Looping