Overview

• Ilia Topuria will challenge former lightweight champion Charles Oliveira for the vacant 155-pound title at UFC 317 on June 28 in Las Vegas.
• Arman Tsarukyan has been named the official backup fighter for the main event in case of injury or weight-cut issues.
• Topuria vacated his featherweight championship in February after citing extreme weight-cut suffering and has remained unbeaten in his professional career.
• The move to lightweight follows Topuria’s back-to-back knockout wins over Alexander Volkanovski and Max Holloway at featherweight.
• Longtime rival Paddy Pimblett has publicly vowed he would beat Topuria and expects the UFC to book their grudge match if Topuria prevails.