> For the complete documentation index, see [llms.txt](https://muonline-2.gitbook.io/global-mu/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://muonline-2.gitbook.io/global-mu/chaos-mix/pentagrams-system.md).

# 🔥 Pentagrams System

- [Mithril Craft](https://muonline-2.gitbook.io/global-mu/chaos-mix/pentagrams-system/mithril-craft.md)
- [Errtel Craft](https://muonline-2.gitbook.io/global-mu/chaos-mix/pentagrams-system/errtel-craft.md)
- [Upgrade Errtel](https://muonline-2.gitbook.io/global-mu/chaos-mix/pentagrams-system/upgrade-errtel.md)
- [Pentagram Errtel Setup](https://muonline-2.gitbook.io/global-mu/chaos-mix/pentagrams-system/pentagram-errtel-setup.md)
- [Pentagram Upgrade](https://muonline-2.gitbook.io/global-mu/chaos-mix/pentagrams-system/pentagram-upgrade.md)