While he doesn't have the frame of reference to realize that such experience in a Lancer is unusual, The Spine knows confidence when he sees it, and the skill that both Furiosa and Throttle have is obvious. Which in turn just settles him some, focusing more on their surroundings while Furiosa worried about getting them where they were going.

At the scene of the attack, he frowns a bit, taking a long look at the area before answering the soft question.

"Not seeing anything that hints at tunnels underneath. Ground's as solid as it's going to get. No seismic activity either. Can only guess the creature, if it's as big as we're probably thinking, has moved on."