Paid Gems and free gems.

Kupfernickel(s) [Free] can be used in the same way as Kupfernickel(s) [Paid], but some services, such as the following, may be available only for Kupfernicke... Display Details

I received a receipt email or charge ...

There may be delays in sending receipt emails or billing. As a result, receipt emails or charges may arrive long after the actual purchase date. If you recen... Display Details

My purchased gems are not appearing i...

Due to the communication status when purchasing Kupfernickel, it may take some time for the payment data from the store to be reflected in the game. [If usi... Display Details