I think his opponent is Stixx.
If this indeed against Stixx, this may be the match involved. The profile image for Stixx doesn't look much like this guy, but that doesn't mean much. It also doesn't much resemble any other recent defeated opponent. 16 27.06.2014. True Grit Cup First Round: Rampage Brown defeats StixxTGW The TG Cup @ Control Nightclub in Leeds, West Yorkshire, England, UK