Very limited ghost editor?

[Kevin]

You can create your post layout including as many cards as you want, select it all, then save it as a snippet. Any post you want to create using that layout you can then use the plus or / menu to quickly insert that snippet.

There’s a video demonstration in this post:

How to Create a Custom Post Template With "Snippets" Embedded Within {{content}}

Any selection can be a snippet, not just individual cards. Create a page with your html blocks and empty writing spaces Select all of the contents (Ctrl/Cmd+A can be easier than click+drag for long posts) Click the “Create snippet” toolbar button Use that snippet when creating a new post