Talk:Summer 2015 Event/@comment-99.10.190.84-20150815224706/@comment-70.83.40.147-20150815235435

You really need just to kill miniboss once for the def lowering to work. It is possible to finish boss off with a single torp (use 2 quint O2 torps though) cut-in from Yuudachi. Even then, I finished the boss with just a normal torp attack since the boss was already wittled down to 19 hp.