I should note that one oh the memories he's regained is his current class roster-- names, anyway. Appearances are a little fuzzy, but Momo is a tall young woman with an impressive ponytail and a very efficient, kindly manner. It's a pretty easy thing to mix up!

Does Pyrrha want to meet a teacher who is actually against sending kids on the front lines? Eraser would have punched Oz over the Pyrrha and the Fall Maiden situation.