The ESL Challenger League Season 50: South America - Cup #1 is a sub-regional competition that serves as part of the broader ESL Challenger League ecosystem for Counter-Strike 2 (CS2). This specific cup is one of several qualifiers that determine which teams from South America can advance to higher stages of the ESL Challenger League Season 50, or potentially secure a path toward international LAN events like ESL Challenger and ESL Pro League.