Percabeth

So as some of you may have seen, Rick Riordan has shown us that the girl who, in the character art, is wearing the purple dress/toga thing (not quite sure what it’s called) and gold armour and has the two dogs, is indeed Reyna.


Let’s start with the dogs. They are automaton hounds by the names of Aurum and Argentium. With a little thing called a translator, and some common sense, I have figured out that their names are of course Latin. Aurum means gold, so the gold dog, and Argentium means silver, so the silver dog. Rick also says that the hounds are deadly.
So my question is, what is their...