It's not much that gets Chikusa to react expression-wise, especially in any particular severe enough manner. However, this whole... thing? That has him spare a glance at Natsu with a wary squint, even as his finger pulls on the trigger to contrarily send a Sleep spell straight towards the creature's chest.

"It's a crossbow," he answers finally. "And if you don't have weapons of your own... For that particular being, in this particular place... Fighting with only your fists won't work."

This one... is going to be a difficult one when she Awakens, he can tell already, and Chikusa's sigh echoes throughout the stage. How troublesome. "I wonder how long has passed," he murmurs, to no one in particular- or perhaps the enormous snake still coiled protectively around him. This wasn't supposed to be an extensive deal, as far as he knew...