If it wasn't, then Hermione may now be very hard to kill indeed.
Except by AK and fiendfyre, both of which come easily to Voldemort, and the former can be cast by many experienced fighters.
In canon (book 7, after looking for Ravenclaw’s diadem in the Room of Requirements) there is one example of Crabbe-or-Goyle (i.e. a below-average seventh year student) being able to cast fiendfyre. While he could be rather more well-versed than usual in dark spells, this presumably means that fiendfyre is not too hard to cast for experienced fighters, either.
This is a new thread to discuss Eliezer Yudkowsky’s Harry Potter and the Methods of Rationality and anything related to it. This thread is intended for discussing chapter 111.
There is a site dedicated to the story at hpmor.com, which is now the place to go to find the authors notes and all sorts of other goodies. AdeleneDawner has kept an archive of Author’s Notes. (This goes up to the notes for chapter 76, and is now not updating. The authors notes from chapter 77 onwards are on hpmor.com.)
Spoiler Warning: this thread is full of spoilers. With few exceptions, spoilers for MOR and canon are fair game to post, without warning or rot13. More specifically: