The Cheetahs, Sharks and Lions have named their teams to do battle in the fourth round of the Challenge Cup this weekend.
Former Springbok head coach Jake White has urged the Six Nations not to add South Africa into the mix, saying that it would lose its charm as a Championship.
Boeta Chamberlain missed a last-gasp penalty as the Sharks slipped to a 20-18 United Rugby Championship (URC) defeat to the Lions, who produced a stirring second half comeback.
The Lions will look to continue their winning streak against the Sharks as they come off a three-week hiatus in Durban this Saturday.
The Sharks host the Lions in this weekend's only United Rugby Championship clash and will welcome back two-time World Cup winner Eben Etzebeth for the occasion.
The Stormers battled to a narrow 16-15 victory over the Sharks in their United Rugby Championship clash on Saturday.