Blue belt · Women · Adult
Ruby Birkby
Predators MMA and BJJ Academy ManchesterRooster −48.5 kgcompeting since 2025
Rating adjusted by −100: their opponents are still loosely connected to the international circuit. Why?
Gi ranking Unrankedreliability 63%, needs 70%
Opponent level 1690average rating at the time of the match, in Gi
Record 1–21 loss in a row
Submissions 0 %0 of 1 wins
Matches
DateOpponentEventMethodElo
