Thanks so much for this!!! Now to see if it works with vimeo links!
UPDATE: Works great with vimeo links without the formatter.
<!--kg-card-begin: html-->
<iframe src="https://player.vimeo.com/video/{VIMEO VIDEO ID}" width="640" height="564" frameborder="0" allow="autoplay; fullscreen" allowfullscreen></iframe>
<!--kg-card-end: html-->