Nice chapter.
Like the way the story is developing.
Will send you some suggestions via email later.
My vote is victory but at cost. Make Harry understand that training is over and he is going to lose some of his people. Even though he wins he should understand the saying
"The only thing worse than a battle lost is a battle won."
--Arthur Wellesley, Aftermath of the Battle of Waterloo, 1815.
British general & politician (1769 - 1852)
It is even British so something he may have heard in school.
More soon please.
Author's response
Don't worry there will be losses on his side. Not much to permanently get them out of commission but enough.