On November 16, 2024, the 34-year-old WBA strawweight champion, Thammanoon Niyomtrong (25-0, 9 KOs), and the 27-year-old WBO and The Ring strawweight champion Oscar Collazo (10-0, 7 KOs) met in a title-unification fight.
Niyomtrong came in to the fight on a 25-fight win streak with a 36% KO rate, and was fighting after a gap of 2 months and 9 days. Collazo was on a 10-fight win streak with a 70% KO rate, and fighting after a layoff of 5 months and 9 days.
Oscar Collazo stopped Thammanoon Niyomtrong via TKO in the 7th round of the 12-round world-title fight and unified the WBA, WBO, and The Ring strawweight titles. Collazo improves his record to 11-0 (8 KOs), while Niyomtrong adds a loss to his record at 25-1.