SendX Email Campaign & Template Design

We need to setup and design a beautiful email campaign on sendx platform. We already have a landing page. We need:
- Snedx email campaign (when someone enters their email in to our landing page form, they should recieve an email)
- Beautiful email design

Our landing page: https://darkinsiders.club/

I am also attaching the text for the email the subscribers should get when they subscribe to our email list