A group still led by Pablo Matera will have to match South Africa today. The visitors are without four of their regular starting five at the back of the scrum - if Argentina can get on top of that remodelled group at the breakdown and dominate the lineout, a shock could very well be on the cards.

With a return fixture to come next week, Erasmus has rested a couple of key figures, with Siya Kolisi in the coaches’ box rather than on the pitch as he manages a facial injury. Argentina may therefore spy an opportunity to cause a shock — the hosts are full of confidence after producing a record win against Australia a fortnight ago.

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South Africa can secure the Rugby Championship title with a win over Argentina in Santiago del Estero. The Springboks’ back-to-back wins against the All Blacks have put them on the brink of winning the competition for only the second time since the Pumas joined the tournament.