The headline selection story is Quan Horn shifting from fullback to flyhalf — Saturday gives Erasmus a first look at whether that versatility is a genuine Test option. Up front, Riley Norton and Carlu Sadie get their senior auditions, while the bench includes three uncapped players in JJ Kotze, Paul de Villiers, and SA U20 flyhalf Vusi Moyo. Erasmus isn't dismissing the Barbarians, flagging the intensity that follows players onto the field regardless of the week's social calendar — and Robertson and Contepomi have assembled genuine firepower, with Perenara captaining a backline that includes Duhan van der Merwe and Warrick Gelant, two former Outeniqua schoolmates reunited in unusual circumstances. Rugby365 tips the Boks to win by 15, but the piece makes clear the Barbarians have the personnel to make that margin uncomfortable if South Africa's combinations take time to click.