In this video, Rafael Mendes Godoy, a five time Brazilian Jiu Jitsu world champion with a black belt level, explains some of the most important techniques that are needed in order to win a martial arts competition. According to his video, Rafael Mendes Collar & Sleeve Guard Study, the most important part, according to Mendes, is to maintain complete control. Additionally, Mendes claims that control is essential when performing different types of guards. Also, control is also necessary when an individual is “falling”. The reason for this, is because if they are not in control, once they fall they can accidentally hurt themselves and their opponent.