Fox oriented himself toward the Grimm and crossed his arms in front of him, making an X with his blades. He relied on his hearing in the still night and the gentle vibrations of the sand to follow its movement.

“Can you see all of it?” Fox asked.

“Just the white half,” Velvet sent. She knew better than to speak aloud when he was listening in the middle of a fight. Being able to communicate quietly, especially around Grimm, gave them a nice advantage—even if it drained Fox and weakened his Aura over time. “The rest of it must be under the sand.”

That explained why Fox felt movement below his feet, while it seemed the snake was withdrawing aboveground.

- RWBY: After the Fall, Chapter 4