What is Roppy?
1.
This is a quiet girl who is probably the last survivor of some ancient race of extremely quiet, extremely Magical people. After being improbably rescued from either the government or some evil empire by the Protagonist, she quietly stands by his side, quietly casting healing spells on him. He's not here to protect her now, though...
Roppy will eat you, said the Wicked Pig of the West