A Huzzas Slab that reminds me of Optimous Prime from the tv show Transformers that I watched as a child as an movies as an adult.
There could be many similarities seen between the concept of a transforming alien robot and the process that a breaking wave goes through when they meet with a structure of the earth. The form and appearance of the lip looks so metallic, it could just be. This journey both intimidates and fascinates me, much like I imagine it would be standing infront of Optimus