BonusStage

greetings everyone so i open reborn again after a long time and progress for the story until i face the consecutive battles in front of the pulse hypno how is everyone's fare againts them? i only managed to push until the third battle againts ????? and ????? double battle but then it is not really a successful run cause i wasted some valuable items is there any tips or hint for this? a strategy or what mon to use