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

# Game Play

- [Extract Oil](https://docs.energycrisis.xyz/game-play/extract-oil.md)
- [Survey](https://docs.energycrisis.xyz/game-play/survey.md)
- [Upgrade & Speed Up](https://docs.energycrisis.xyz/game-play/upgrade-and-speed-up.md)
- [Visit to Earn](https://docs.energycrisis.xyz/game-play/visit-to-earn.md)
- [OpecDAO](https://docs.energycrisis.xyz/game-play/opecdao.md)
- [Business Warfare](https://docs.energycrisis.xyz/game-play/business-warfare.md)
- [Oil Tycoon NFT Collection](https://docs.energycrisis.xyz/game-play/oil-tycoon-nft-collection.md)