Submission Underground 15 took place Sunday, June 21, 2020 with 9 fights in Portland, Oregon.
Mason Fowler
Self
Roberto Jimenez
Craig Jones
Gabriel Checco
Amanda Loewen
Jessica Eye
Hunter Colvin
Kody Steele
Adam Bradley
Nathan Orchard
Warren Brooks
Andy Varela
Never Back Down
2008
Gladiator Underground
2025
Never Back Down: Revolt
2021
Beautiful Disaster
2023
WWE Survivor Series 2019
2019
Counterpunch
2017
WWE WrestleMania 35
Never Back Down 2: The Beatdown
2011
Generation Iron
2013
WWE Hell in a Cell 2020
2020
Parallels
2015
WWE Fastlane 2021
