have it zoom in and out once in a while Ease-in-out

edit

Contrast enhancement

edit

have the color pallete change over time Palette cycling

edit

edit

creepy hamburger GUY Irregular textures

edit

have it zoom in and out once in a while Random Intervals

edit

BLUE AND PURPLE WORMHOLE Time-based Twirl

edit

have it zoom in and out once in a while Zoom Timing

edit

edit