2008 Radonjić faced Edmoud M'Bullu-Monso, the fight was for vacant World Boxing Council Muaythai International Superheavyweight title.
In first two rounds it appeared that Radnonjić would beat Monso with his punch-kick combinations, but Monso's leg kicks, powerful grappling and knees were enough that the fight ends up in his favor.
Monso became WBC Muaythai International Champion after five round decision.
[3] After Successful debut in Superkombat where he defeated Frank Muñoz in February 2012,[4] he competed in the SuperKombat World Grand Prix IV 2012, on October 20, 2012, where he was announced to face Fikri Ameziane[5] However, Ameziane pulled out due to injury and was replaced by Răzvan Ghiţă.
[7] Professional Amateur Legend: Win Loss Draw/No contest Notes