What 's changed : A plethora of stars such Nonu , Cooper , Duane Vermeulen and Samu Manoa have moved to the south of France , with Botha , Williams and Carl Hayman all retiring .
Nicolas Sanchez joining Argentina 's new Super Rugby side .
What 's changed : A plethora of stars such Nonu , Cooper , Duane Vermeulen and Samu Manoa have moved to the south of France , with Botha , Williams and Carl Hayman all retiring and Nicolas Sanchez joining Argentina 's new Super Rugby side .