Talk:Kara no Kyoukai Collaboration Event/Mission List/@comment-29260362-20180220045251/@comment-190.240.162.1-20180220081717

There is another way, in Main Quest there is a Incinerator where the ghosts with 6M hp spawns, just insta-kill them with Saber and Assasin Shiki, in the Boundary it's the same strategy.