The Basketball Development League is approaching, and Flamengo will be seeking another title. Competing among U-20 teams, the LDB will kick off on October 21st and will feature ten participating teams in its seventh edition. With Rio de Janeiro among the host cities, Curitiba and São Paulo will also host the top prospects in Brazilian sports.

In addition to Flamengo, Solar Cearense, Curitiba Basquetebol/Círculo Militar do Paraná, Paulistano/Corpore, Pinheiros, Sesi Franca Basquete, Minas Tênis Clube, Praia Clube, São José, and Sogipa are also participating in the tournament. The clubs, divided into two groups of five, face each other in a single round in the first phase, played in Rio de Janeiro, Curitiba, and São Paulo. The top eight teams qualify for the League's final octagonal, held in São Paulo.

The red-and-black group will feature Minas Gerais, Pinheiros, Franca, and São José. Divided into two parts, one in Rio de Janeiro and the other in São Paulo, the first phase is scheduled to begin on October 21st and conclude on the 25th. The teams will then return to competition in November for the conclusion of the qualifying stage. The full schedule of matches will be released soon.

In the final stage, played from February 20 to 25, 2018, in São Paulo, the eight qualified clubs will be divided into two groups, with the top two advancing to the semifinals. The finals will be played in a single match.

Flamengo has won the LDB twice, both times when the competition was held in Rio de Janeiro. In 2011, the League's first edition, the "Mais Querido" defeated Bauru 70-68 in the final. In 2013, the team's opponent was Minas Gerais, and the red-and-black team won again, 51-42. FlaBasquete also sought its third title the following year against Basquete Cearense, but was defeated 63-58.