The De La Reva guard is an open guard that is excellent at containing the explosive movements of a standing guard passer. It also does an excellent job of threatening the sweep because of its powerful ability to create and maintain an angle on an opponent.
In this video I break down two options to use the leg drag to neutralize and pass the De La Riva into the smash position. Check it out, then watch How to Advance from Smash to Mount, or from Smash to Side control, and effectively string the pass to a finish!