Proving Grounds XIX
Submission Only BJJ & No-Gi Grappling Tournament
February 1, 2020
Green River Community College
12401 SE 320th Street
Auburn, WA 98092
Register HERE (Closed) Be sure to register early to $ave
Proving Grounds XX
Submission Only BJJ & No-Gi Grappling Tournament
June 6, 2020
Green River Community College
12401 SE 320th Street
Auburn, WA 98092
Register HERE (Closed) Be sure to register early to $ave and get your free tournament t-shirt.
Proving Grounds XXI
Submission Only BJJ & No-Gi Grappling Tournament
February 11, 2023
Green River Community College
12401 SE 320th Street
Auburn, WA 98092
Register HERE (Opens Now) Be sure to register early to $ave
Proving Grounds XXII
Submission Only BJJ & No-Gi Grappling Tournament
June 3, 2023
Green River Community College
12401 SE 320th Street
Auburn, WA 98092
Register HERE (Closed) Be sure to register early to $ave and get your free tournament t-shirt.
Proving Grounds XXIII
Submission Only BJJ & No-Gi Grappling Tournament
September 30, 2023
Green River Community College
12401 SE 320th Street
Auburn, WA 98092
Register HERE (Closed) Be sure to register early to $ave and get your free tournament t-shirt.