MatstoriesUpset win
Ended a 9-match win streak
Beat Kylan Collier at QJJC - QLD State Championship 2026 while they were on a 9-match run.
William Sanderson is a Grey belt Brazilian jiu-jitsu competitor from Kumite Jiu Jitsu, with a recorded Australian record of 16–7.
Fought 23 recorded matches as Grey since Feb 2025
Grey, 23 recorded matches at this beltUpset win
Ended a 9-match win streak
Beat Kylan Collier at QJJC - QLD State Championship 2026 while they were on a 9-match run.
Wins
16
Win rate
70%
Losses
7
Gi
75%
9–3 · 12 matches
No-Gi
64%
7–4 · 11 matches
By belt
Finished events, newest first. Each one opens that event recap.
Mat Score
All-time on the current belt board
Recorded Australian matches Matstories has synced. Not a world record.
6 rows