>>528145641
its gimmick is that the first instance of damage to the slippers counts, and everything after that one hit is nullified
before the slippers flash blue and open, cover everyone else and use a fully charged sniper shot, ideally ein, to pop the slippers. if you can't pop them, your deficit may be too high as mirror container gains really big defense buffs during the slippers phase according to the number of slippers it still has up