A Better Crucifix for Controlling and Attacking the Back

What do you think this A Better Crucifix for Controlling and Attacking the Back video?

The crucifix is such a deadly position in BJJ. Here’s how to make it even worse! Check out Rob’s entire system for taking, keeping and attacking from the back here: www.grapplearts.com/bjj-back-attacks-formula-app-iphone-android-kindle-devices/