ONE Championship on TNT 4 (also known as
ONE Championship 135: N Sang vs. De Ridder 2) was a
Combat sport event held by ONE Championship on April 28, 2021, at the
Singapore Indoor Stadium in
Kallang,
Singapore.
Background The event was supposed to be headlined by a trilogy bout between the ONE Light Heavyweight Champion
Aung La Nsang and the former ONE Middleweight title challenger
Vitaly Bigdash. Bigdash later withdrew due to a failed COVID-19 test, and was replaced by
Reinier de Ridder. A lightweight bout between
Eduard Folayang and
Yoshihiro Akiyama was expected for ONE on TNT 4. However, on April 3, Akiyama pulled out of the bout due to injuries sustained during his training camp.
Shinya Aoki stepped in to face Folayang, Aoki was scheduled to fight
Sage Northcutt in the opening bout of the main card,. but Northcutt withdrew due to lingering
COVID-19 issues. Sovannahry Em later withdrew as she sustained an injury during a pre-bout training session, and was replaced by Courtney Martin. A flyweight Muay Thai match between
Jonathan Haggerty and
Elias Mahmoudi was scheduled for the prelims as well, but did not take place. As Ok won his fight Gafurov, he fought Alvarez in the co-main event. A muay thai bout between Jackie Buntan and
Ekaterina Vandaryeva, as well as a heavyweight mixed martial arts bout between Oumar Kane and Kirill Grishenko were later added to the card.
Results == ONE Championship: Dangal ==