Talk:Fall 2017 Event/@comment-25366430-20171209225016/@comment-26082284-20171209234008

Last fighter in the slot always survives - fighter combat losses are percentage rounded down, so even if you get AI and roll 60% loss - 0.6 still rounds down to 0. So 1 SPF will get you AS+ on 2nd boss.

But - as SSTHZero pointed out - you might want to keep more of them for pre-boss nodes.