Brick Breaking At the Supreme Martial Arts Center in Knightdale, NC every student (irregardless of age) must break 5 bricks for black belt. This is a clip from my test in 2000. Kata - Bo 8 This is a staff kata that I demonstrated during my black belt test in 2000. Kata - Sanchin Sanchin, loosely translated as the "three battles" is a breathing and concentration kata. Master Ray checks students tension and concentration. Kata - Tail of the Dragon Sifu Davis demonstrates one of the foundation katas. Kata - Tetsu Matt demonstates a tonfa kata called "Tetsu" Master Croley Self Defense 1 Master Croley demonstrates a self-defense set. Master Croley Self Defense 2 Master Croley demonstrates a self-defense set. Master Croley Self Defense 3 Master Croley demonstrates a self-defense set. Matthew Creech Self Defense Matt slowly demonstrates a self defense set. Sifu Davis Self Defense 1 Sifu Davis demonstrates a self defense set.