Video Category KXCardio KXCardio is Everyone's cardio! Find Your Fitness Level! Shotokan Karate by Grand Master Mat Trimmer Learn Shotokan Karate from our Grand Master. Elite Xtreme Cardio Workouts For Designed for MMA and Boxing Athletes. Can you keep up? 5 Minute Quickies Short intense workouts to add to your day. Tai Chi by Master Eric Chill your mind and body with Master Eric. American Fight System Defend yourself. Cardio Kickboxing Don't just workout, learn kickboxing too! Karate for Kids Please leave this field empty Want 40% off your Online Membership?Sign Up for our Newsletter. After subscribing you must click the link in the confirmation email. For your safety, you must now check your inbox or spam folder to click the link and confirm your subscription.