How many Radiant Spincrystals are there?

Could you please elaborate on the concept of "Radiant Spincrystals" and the context in which you're asking about their quantity? Are they a unique type of digital asset or cryptocurrency? Understanding the specifics would help me provide a more accurate and informative response to your question. Are they a limited edition item, or do they have a fluctuating supply based on certain factors? Clarifying these details would allow me to frame my answer in a way that accurately addresses your inquiry.