CBLOL 2023 Split 1 is the fifth split of Brazil's professional League of Legends league under partnership, and the seventeenth split since the league's inception. Ahead of this season, Los Grandes announced the aquisition of Simplicity Brasil and Flamengo Esports' CBLOL slot. Furthermore, Miners.gg announced that their CBLOL slot had been sold to Keyd Stars, ending their 2 years of competing in the CBLOL. And Rensga eSports announced that their CBLOL slot had been sold to Fluxo.