> For the complete documentation index, see [llms.txt](https://zuzu-knight.gitbook.io/zuzuknight/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://zuzu-knight.gitbook.io/zuzuknight/zuzuknight-token-usdzud/token-allocations-and-audits/gold-crystal-system.md).

# GOLD CRYSTAL SYSTEM

![](https://1840465356-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FKh6RZKuxClBDDRSUU4mE%2Fuploads%2FfWSbWtq129FCJl1yAIqY%2FGold%20crystal.PNG?alt=media\&token=fa4e69e7-f6d0-452c-a07a-06ff8f2eaf12)

Players can claimed rewards from farming and exchange them for Gold Crystal to receive special offers as well as receiving 10% of the trading fees from marketplace. 

However, only tokens claimed from farming with lock and release system can be exchange for Gold Crystal, those tokens from trading in the marketplace cannot be exchange for Gold Crystal