We considered necessary to present in this article the particularities of the versatile training of fighters who practice martial arts, based on the analysis of the specialized literature, the theory and practice of sports training, the study of existing sports training plans and programs in several fighting styles. Through the widespread use of the sociological questionnaire, we highlighted the opinions of coaches whose students have achieved high performances both in the national and international arenas regarding the particularities and methodology of the athletes training who practice mixed martial arts.