Fireblade doesn't speak, and is therefore hard to write. Maybe she is actually quite lonely, because most others, especially non-Teidar, might find her,
The Beast of Seren, simply terrifying. The Loroi also consider warriors that survived against impossible odds, especially where everyone else died, to be "bad luck".
For this occasion, she tried to play the cool one and was also encouraged by Stillstrom to have a go with humor in order to loosen up. Well, it went just as bad as it sounded, so she'll revert to her normal demeanor quick enough. Unless Alex manages to provoke her, that is. Finally, every other caste can't pass up on the
opportunity to have a laugh at the expense of a Mizol.
Beryl is just hyper and doesn't know where to begin. Just about everything is far too interesting, and she is well versed in several scientific fields, after all.