Duncan Wongs Yogic Arts: Source Power DVD A synthesis of Vinyasa flow yoga, Buddhist Gung-Fu, and Thai massage, Yogic Arts is yoga at its most athletic and artistic. Developed and taught by yogi to the stars Duncan Wong, it has the power to change your life. Are you ready? Dramatically filmed in high-definition black-and-white. Take your inner warrior to the next level with this challenging intermediate-to-advanced practice. Approx. 220 min. on 1 DVD.