BYB 12: London Brawl
- PromotionBYB Extreme Fighting Series
- VenueIndigo at the O2 Arena
- LocationLondon, England
- Number of bouts12
Main Card
Seth Shaffer
2-0-0
null Bare Knuck Box championship
Main Event | 7 x 3
VS
KO/TKO, Punches | R2 · 0:42"Diamante"
Carlos Guerra
4-2-0
"The Number One Head Busta"
Jozette Cotton
2-0-0
null Bare Knuck Box championship
Co-Main Event | 7 x 2
VS
Decision"SheHulk"
Miranda Barber
2-1-0
"Smash"
LT Nelson
2-0-0
null Bare Knuck Box bout
5 x 3
VS
KO/TKO, Doctor Stoppage (eye Injury) | R3 · 3:00Nathan Decastro
2-2-0
Robert Serna
2-0-0
null Bare Knuck Box bout
5 x 3
VS
KO/TKO, Left Hook to Body | R2 · 0:33Jack McLean
1-2-0
"Iron Lion"
Leo Pla
4-2-0
null Bare Knuck Box bout
5 x 3
VS
KO/TKO, Doctor Stoppage (eye Injury) | R4 · 3:00"BossHogg"
Brandon Johnson
2-2-0
"Shrek"
Szymon Szynkiewicz
3-0-0
null Bare Knuck Box bout
5 x 3
VS
Disqualificaton, Eye Gouge | R3 · 2:08"Bloodaxe"
Eric Olsen
5-7-0