He makes a non-committal noise. Without a word, he uses his wand to tap Professor Rammsteiner lightly on the head, casting a Disillusionment Charm on him.

Not seeing Professor Rammsteiner doesn't really ease away that strange itch he feels, annoyingly enough. But at least it's not a complete waste of time. It'll probably be better for them if they can slip back into Durmstrang, unseen.

As a general rule, Jade doesn't really care about his own reputation, or how he's perceived by others. But even he knows that showing up to school with his belly swollen with eggs is a bad move.