Leo Vieira has won numerous medals, such as the Brazilian Jiu-Jitsu World Championships, Pan American Championships and the prestigious ADCC World Championships and currently holds a 5th Degree Black Belt in Brazilian Jiu-Jitsu. Viera is also the co-founder, along with his brothers, of Checkmat BJJ, a highly successful competitive team.

For his FightBack live seminar, to raise money for Red Cross' efforts to stop COVID-19, he was joined by Ricardo Liborio and Vitor Ribeiro, both incredible BJJ and MMA competitors. Liborio lead the interview/chat session, going through their training histories, techniques, and tips - using footage from past matches for reference!