Gavin Rich argues that the Argentina test carries more weight than a routine warm-up label suggests — specifically because it doubles as a fitness audit for several Boks who've been largely absent in 2026. Feinberg-Mngomezulu is the central figure: out since the URC quarterfinal in late May, he'll have just two weeks between Buenos Aires and Ellis Park to prove he can start at 10 against the All Blacks. Rich pointedly notes that the Boks' three Nations Championship wins over England, Scotland and Wales came without him, which makes his form and fitness a genuine unknown heading into the series. Etzebeth is in a similar position — one game back after his suspension and a concussion-enforced withdrawal from the England test means this is effectively his first real competitive outing since November. Kolisi and Lood de Jager are also expected to return, giving the Buenos Aires game the feel of a triage exercise for the senior core. Meanwhile, Rich gives the All Blacks tour games their own subplot: URC clubs are mid-pre-season, but all four have committed to strongest available sides, and players like Evan Roos — cut from the Bok squad after the Championship leg — have a point to prove.