> For the complete documentation index, see [llms.txt](https://sense4fit.gitbook.io/whitepaper/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://sense4fit.gitbook.io/whitepaper/experience-energy-power-ups-and-mystery-boxes/mystery-boxes.md).

# Mystery Boxes

Mystery Boxes can be purchased and provide various power-ups, consisting of the following collections: 

* **Special power-ups** 
* **Legendary power-ups** 
* **Rare power-ups** 
* **Gold power-ups** 
* **Silver power-ups**