Z-Crystals and/or the Sparkling Stones that ar…

Z-Crystals and/or the Sparkling Stones that are made into Z-Rings were directly stated to be pieces of Necrozma's body that broke off in UsUm.

Aaaah I see. I wasn’t aware of that– I still haven’t beaten Ultra Sun unfortunately but I don’t mind spoilers. I figured people were probably right but I didn’t know it was stated directly. Thanks for the info!