[osu!mania] GBC 2025 Autumn GB Cup 4K

1. GB Cup (GBC) is a 3v3 team draft osu!mania tournament for 4K players. The 2025 Autumn season is the 9th tournament of the GBC series. 2. This tournament is a 4K osu!mania tournament, played with ScoreV2. There will be qualifiers, group stage and single-elimination stages in this tournament. 3. The tournament is organized on QQ and Discord. Chinese players use QQ, while foreigners use Discord. Players may play together or separated as follow: - All players will go through Qualifiers stage regardless of the social platform used. - The tournament will be organized separately for QQ and Discord division. Using same pools and staffs.