Filo

Filo is one of the characters of Final Fantasy XII. A street urchin, she hangs out with her friends and pretends to be a sky pirate.

Final Fantasy XII
Filo only appears once, and it isn't even during the main story. The player must talk to her during the quest to get the Esper Chaos

Revenant Wings
Filo returns for Revenant Wings, now as a playable character.

Along with Kytes, the two of them join Vaan on his new adventure.