Esports Glossary

Best of 1 (BO1)

A match format where a single game decides the winner. BO1 is fast and common in group stages or early bracket rounds where time is limited. The inherent variance of a single game makes upsets more likely than in longer series.

Related Terms

Best of 3 (BO3)

A match format where the first team to win two games wins the series.

Best of 5 (BO5)

A match format where the first team to win three games wins the series.

Match Veto

The process by which teams ban and pick maps or stages for a series.

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