You can embed any public Scritch album from itch.io.

1. Open the itch.io page for the album, e.g. https://keestak.itch.io/heck-deck-ost
2. Right-click the player → Inspect element
3. Find the iframe element and get the ID from the src link: src="<https://v6p9d9t4.ssl.hwcdn.net/html/5612530/index.html>" → 5612530
4. Create the project’s embed link (replace the ID at the end with the one from step 3) → https://itch.io/embed-upload/5612530
5. Copy-Paste the link into your document
6. Click "Create Embed”

https://itch.io/embed-upload/5612530