Sharks second-row Eben Etzebeth admits "it would be great" for the Springboks to be a part of the Six Nations to align the playing schedule more.
Springbok legend Frans Steyn will start at fullback when the Cheetahs return to top-level rugby against Section Paloise in Pau on Saturday.
Springbok captain Siya Kolisi will lead a formidable Sharks side when they take to the field for Saturday's opening-round Champions Cup clash with Harlequins at Kings Park.
The recent revelations from Sbu Nkosi about his mental health issues following his disappearance came as "a shock" to fellow Springbok teammate Ox Nche.
Bulls and Springbok winger Sbu Nkosi has admitted his recent disappearing act was due to mental health struggles, as the pressures of life and rugby were getting to be "too much".
There was widespread relief in rugby circles on Monday after news broke that missing Bulls and Springbok winger Sbu Nkosi had been found alive and well.