> For the complete documentation index, see [llms.txt](https://nature-in-the-valley.gitbook.io/nature-in-the-valley-documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://nature-in-the-valley.gitbook.io/nature-in-the-valley-documentation/adding-a-creature/quickstart.md).

# Picking Your Format

Add or replace the data and sprites of a creature in one of two formats!

### [Using Content Patcher (Recommended)](/nature-in-the-valley-documentation/adding-a-creature/publish-your-docs.md)

You can use the custom asset pipeline to add creatures (Uses the Creature Data Model)

### [Using a Content Pack (Old)](/nature-in-the-valley-documentation/adding-a-creature/editor.md)

You can use a custom content pack to add creature, this will still require some content patcher.