MatstoriesUpset win
Ended a 9-match win streak
Beat Rehua Selwyn at The Hakaraia Wilson Memorial Grappling Tournament while they were on a 9-match run.
Global Jiu Jitsu Academy Katikati
Garth Amrein is a Purple belt Brazilian jiu-jitsu competitor from Global Jiu Jitsu Academy Katikati, with a recorded Australian record of 8–2.
Fought 10 recorded matches as Purple since Mar 2025
Purple, 10 recorded matches at this beltUpset win
Ended a 9-match win streak
Beat Rehua Selwyn at The Hakaraia Wilson Memorial Grappling Tournament while they were on a 9-match run.
Wins
8
Win rate
80%
Losses
2
Gi
-
No matches
No-Gi
80%
8–2 · 10 matches
By belt
10 Jan 2026 · The Hakaraia Wilson Memorial Grappling Tournament
Male No-Gi / Purple / Tane / -80 kg
Mat Score
All-time on the current belt board
Recorded Australian matches Matstories has synced. Not a world record.
10 Jan 2026 · The Hakaraia Wilson Memorial Grappling Tournament
Male No-Gi / Purple / Tane / -80 kg
10 May 2025 · NZ GRAPPLER NO GI NATIONALS
Men No-Gi / Purple / Adult / Middle (-80.2kg)
10 May 2025 · NZ GRAPPLER NO GI NATIONALS
Men No-Gi / Purple / Adult / Middle (-80.2kg)
10 May 2025 · NZ GRAPPLER NO GI NATIONALS
Men No-Gi / Purple / Adult / Middle (-80.2kg)
10 rows