Submission Underground 15 took place Sunday, June 21, 2020 with 9 fights in Portland, Oregon.

Submission Underground returns to Portland, Oregon with an eight-man absolute tournament featuring some of the top submission-only grapplers and...

Submission Underground 14 took place Sunday, May 31, 2020 with 10 fights in Portland, Oregon.

Submission Underground 17 is a grappling event that was held on Sunday 08.30.2020 at 12:00 PM ET in Portland, Oregon.