Episode 6 discusses the most effective way to grow calves (with zero equipment) in addition to other important leg muscles in one simple exercise.

This episode is also available as a blog post: https://supp-up.blog/2018/04/09/workout-edge-do-this-and-get-bigger-calves/

and as a video: https://www.youtube.com/watch?v=J37LTrvxets