Add to the ‘Role Includer‘ plugin[ref]or any other plug or theme that takes advantage of using the WordPress core get_editable_roles() function[/ref] the ability to remove some roles from those available.  You can find out more on the plugin page.

• Mask roles from being selectable.
• Once licensed automatic/One-Click updates are provided right in your WordPress site no manual upload of files we want to keep it simple for you to keep up-to-date.