I recently created a do*ent that contains all of the prices of items and ninja fragments for future events. It'll be updated as new events come in each week. I hope it's helpful for those that need it!

https://docs.google.com/do*ent/d/1FAWkF-OkAeHW9lGy3FRiqt_1-43iDNZBdeAULC5-gT4/edit?usp=sharing