Simultaneous Isekai... but Pikachu.
Biigoh isekais 99 times, but in those 99 different settings, Biigoh is a Pikachu. Thus, there are 99 Bikachus in the multi-multiverse.
Biigoh isekais 99 times, but in those 99 different settings, Biigoh is a Pikachu. Thus, there are 99 Bikachus in the multi-multiverse.