>>45553660>>45553652>>45553646>>45553285A) Calyrex has the inexplicable to create Pokeballs on top of all their other powers
B) Something in the way Pokeballs are made allows them to split if somehow they "catch" two Pokemon who are grappling
C) Pokeballs, their technology and the energy connected to it are tied to some hitherto yet to be introduced Legendary/Mythical who ensures captured Pokemon always have Pokeballs. For some reason they don't give a shit about Shedinja who is picky about slipping into anything but a Pokeball so that logic breaks down