In your Playable account, go to Videos. Select the video to add to your Mailerlite Email Campaign.

Click on the Embed tab.

Select Mailerlite from the dropdown list and copy the HTML code to Clipboard.

In Mailerlite, go to Campaigns and then click the Create a new Campaign button. Select Regular Campaign.

Fill out all details of your campaign and click Next: Content.

Choose the Drag and Drop editor and in the left menu, select Special.

Scroll down until you find Code; drag and drop the Code block where you want your video to be featured.

Paste your Embed code in the window to your right and click Save.

You can now preview and test your campaign.