Hope this help 1st stage is easy any char will do, 2nd is mildly easy again any char and 3rd is the hardest all char lvl 80, all skill lvl 8, DW most are +5, weapon lvl most are 50 and above but if you can lvl it the better, weapon DW all are +5 all intron 6 3rd only(except flora i2 and kezhou i3)
RYNOWAVE
Overall, this event treats skill DPS users like total garbage and is designed so that clearing is only smooth if you've heavily invested in weapon DPS or weapon damage-boosting wedges. Therefore, character choice is practically meaningless.