Marvin Cook - Replacement Step 

I did things sort of like this but I never had it EXPLAINED. My coach was.. more into conditioning.

I’m addicted to your content Marvin - would be so inspirational seeing you back man

Why are the videos so short?

Hey man I really love how you teach, you been helping me a lot

Who is that Coach? I recognize him from old school mma but his name is slipping my mind.

*IT LOOKS FUNNY BUT IT'S A GOOD TECHNIQUE; I LIKE IT!*

Marvin should have been a football player dude is built for it and fast.

A drill I do often