KB Article: 52668
KB Category: [Account/Billing]
KB Sub-category: [ Pricing and Payment]
Crysta can be added in any increments as long as it is between 500 and 10,000 Crysta. Also, Crysta can be added to an account in predetermined increments.
When using special prepaid cards, such as the Ultimate Game Cards, you can choose to convert the entire balance of the prepaid card into Crysta, in addition to choosing from the amounts listed above.