From Liquipedia Dota 2 Wiki
The GIGABYTE Challenges are a series of monthly Dota 2 cups organized by joinDOTA and sponsored by GIGABYTE. The cups are played in a single-elimination format with Bo1 matches with a Bo3 finals.
- Open Qualifier
- Single Elimination Bracket.
- All Rounds Bo1.
- 16 Team Main Bracket
- 8 Invited Teams are seeded against the winners of the Open Qualifier.
- Bo1 matches, Bo3 Grand Finals.