The Brazilian Challenger Circuit, or Circuito Desafiante, is the secondary league of Brazil and organized by Riot and Promo Arena. The league allows lower level teams to compete for a coveted spot in the next split of the CBLOL. After a five-week Round Robin, the top 4 teams (out of 6) qualify for a playoff run, in which the winner will be determined.

Tournament Format

Group Stage

- Teams will play in one round-robin group.

- The top four teams advance to the playoffs.

- Each match is a best-of-two where a win is worth three points, a draw is worth one and a loss is worth zero points.

Playoffs

- The single-elimination bracket will feature best-of-five matches