User blog comment:Zathronas/Analysis by an author: Volume 2 episode 12: Breach/@comment-25411051-20141031054920/@comment-24218038-20141031055608

actually, there wasn't that much Grimms in Vale.

I'd say about 50. RWBY and JNPR could probably have wiped them out themselves but why not have a Grimm slaughtering party!