# Page Not Found

The URL `summoner-en/game-play/upgrade-summoner` does not exist.

You might be looking for one of these pages:
- [Import custom tokens](https://docs.bifi.finance/guide/wallet/metamask-guide/import-custom-tokens.md)
- [BDAO](https://docs.bifi.finance/guide/more/bdao-en.md)
- [MetaMask Guide](https://docs.bifi.finance/guide/wallet/metamask-guide.md)
- [Add Klaytn Network](https://docs.bifi.finance/guide/wallet/metamask-guide/klaytn.md)
- [Security](https://docs.bifi.finance/guide/more/security.md)

## How to find the correct page

1. **Browse the full index**: [/sitemap.md](https://docs.bifi.finance/guide/sitemap.md) - Complete documentation index
2. **View the full content**: [/llms-full.txt](https://docs.bifi.finance/guide/llms-full.txt) - Full content export

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/guide/wallet/metamask-guide/import-custom-tokens.md`)
- Use `Accept: text/markdown` header for content negotiation