> For the complete documentation index, see [llms.txt](https://docs.casperpunks.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.casperpunks.io/ghost-town/usdexp.md).

# $EXP

What sound does your CasperPunk make?

$EXP are an CEP-20 utility token for the CasperPunks Universe. 

By feeding your CasperPunk three times a day, you'll earn $EXP tokens which can later be used for breeding and evolving your punks.

$EXP tokens have various utilities:

1. Stake $EXP to earn $BOO (Graveyard / Haunted House / Abandoned Prison)
2. Use $EXP to change NAME of your punk
3. Upgrade your Stamina to enhance $EXP yield of your CasperPunks
4. Upgrade your Charisma to enhance the probability of success of Breeding
5. Upgrade your Intelligence to enhance the probability of success of Evolving