> For the complete documentation index, see [llms.txt](https://evergem-io.gitbook.io/evergem/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://evergem-io.gitbook.io/evergem/chapter-2-legion-of-vengeance/chapter-2-economy/hpe-utility.md).

# HPE utility

There will be more than 10 use cases for HPE in Chapter 2, including:

* Buying troops and artifacts in the marketplace
* Upgrading troops
* Building and upgrading constructions (castle, mining installations, magic towers etc.)
* Crafting new NFTs
* Buying natural resources needed for construction (e.g. hyperium for a magic tower)
* DAO voting
* Yield farming