Mostert, who is nicknamed "Sous" by his teammates, has made a telling impact at lock for the Emirates Lions over the past few seasons. He is known for his massive work-rate and strength in the lineout and is a very popular member of the Springbok squad. He relocated to England at the end of 2018, where he signed with Gloucester.
|Date of Birth||27 November 1990|
|Place of Birth||Bloemfontein|
From our archivesVodacom Super Rugby Classic Match: Brumbies v Sharks (1996)
From our archivesVodacom Super Rugby Classic Match: 2010 Final in Soweto