match format

• Official Siege Esports matches typically use 3 formats: best of 1, best of 3, and best of 5. 
• The official map pool for Esports competitions is composed of 9 maps.
• Each map is played in a first to 7 rounds format, with a 2 rounds difference between the 2 teams being required to end the map. If the score of a map goes to 6-6, the winner will be the first team to win 8 rounds.

ecosystem structure

At the highest level, the season of Siege Esports starts every year in April and ends in February of the following year at the Six Invitational, crowning the World Champions.

Throughout the season, teams compete in regional leagues, at EWC, and at the Majors to qualify for the Six Invitational.

The top 4 teams from each region will qualify for the Majors at the end of the Season Kick-off in May and the end of Stage 2 in November. Competitions in Regional Leagues and Majors awards teams SI points in the Global Standings.

At the end of the season, 14 teams will quality to the Six Invitational based on their ranking in the Global Standings. One team is automatically qualified to the Six Invitational by winning the Esports World Cup.

The Six Invitational Last Chance qualifiers qualify 5 more teams to the Six Invitational, one from each region, and are open to any player - professional or not.

In total, 20 teams will compete at the Six Invitational. 

Between Esports seasons, each regions' Challenger Series gives a chance for new teams to qualify for the the following season's Regional Leagues.

regional structure

There are five regional leagues in Siege's competitive Ecosystem:  

• The North American League (NAL)
• The South American League (SAL)
• The Europe and Middle East League (EML)
• The Asia Pacific League (APL)
• The CN League (CNL)

Additionally, the APL is broken down into 3 sub-divisions:  

• APAC North (Japan & Korea)
• Asia
• Oceania

Regional competition is split into 2 stages where teams compete in each stage.