Chris Rappold v Jason Grenier - Men's team sparring - 2010 Ocean States
Jason Grenier vs Chris Rappold Men's Team Fighting Round 1 Overall Grands at US Capitol Classics 2011
Jason Grenier vs. Raymond Daniels - Team Sparring Finals - 2011 Diamond Nationals
Jason Grenier v Raymond Daniels - Men's Team Sparring - 2011 New England Open
Chris Rappold - Functional Sparring
Krisztián Jároszkievicz v Jason Grenier Austrian Classics 2011
Kyle Richards v Chris Rappold - Men's Team Sparring - 2010 Compete Nationals
Laszlo Gombos v Jason Grenier Austrian Classic 2011
Joey Greenhalgh v Jason Grenier - Men's team sparring - 2010 Ocean States
Jason Grenier v Marcel Ritter - Open Weight Challenge - Amerikick Internationals 2016
Introducing Retention Based Sparring
Chris Rappold vs. Sam Gagnon - Paul Mitchell White vs. Full Circle - Quebec Open 2010
Modified Passing Drill with the Century Challenge Ball - Chris Rappold
Jason Grenier v Peter Austrian Classics 2011
Jason Grenier v Krisztián Jároszkievicz Austrian Classics 2011
Jason Grenier v Zvenko Gribl - Quebec Open 2011 - Men's Team Sparring
Jason Grenier vs Raymond Daniels Round 3 Mens Team Fighting at New England Open 2011
Mathieu Williams vs Jason Grenier - Men's Overall Heavyweight Grands - Quebec Open 2015
Chris Rappold v Willie Hicks - Men's team sparring - 2010 Compete Nationals
Does Sparring Cause Martial Arts Students to Quit?
