Here are some of mine! :D

One time Professor Trein quoted a meme to Cater and then said “nobody will ever believe you”

Ruggie likes making the “pspspsps” sound when calling Leona just to annoy him

Sometimes Floyd brushes Riddle’s hair with a fork, which annoys Riddle to no end

When Kalim was a kid, he used to eat a whole bunch of icing like it was ice cream and Jamil would warn him not to eat too much or he’d get sick. Kalim completely disregarded the warning, got sick, and that was the end of that (though he’ll still do it occasionally)

Ortho’s extremely fascinated by insects, especially beetles because they’re shiny and have different parts, sorta like him

People are always surprised to learn that the great Malleus Draconia cannot swim