MESMERIZING OPTICAL ILLUSION is the trigger words.

Put trigger words at beginning of prompt.

The effect makes it look like it is moving because your eyes can't focus and keep trying to adjust and can't stop focusing in and out. Its just hard to visually process. This version reminds me of tie dye with the bright colors. There are other black and white optical illusions that hurt your eyes too. Optical illusion art can also be called Op Art.

These words may help in creating this effect with this LoRA:

MESMERIZING OPTICAL ILLUSION, MESMERIZING, PULSATING, TRIPPY, PULSING, COMPUTER GENERATED FLOWER, OPTICAL ILLUSION,

Search for more images like this to save and crop out the words.

Pulsing Fiery Flower. Optical Illusion of Movement.

Try different Flux Checkpoints with different strengths and settings. Increasing steps can make more details but takes longer. Have fun making hard to look at optical illusions.