The Lions will welcome back Springbok veteran Willem Alberts for Friday's Challenge Cup encounter against Stade Francais Paris at Ellis Park.
Bulls captain Morne Steyn praised the young players in his side after the men from Pretoria claimed a 42-36 win against Lyon in the Champions Cup.
Sharks Director of Rugby Neil Powell hailed the improvement shown by the Sharks in their bonus-point win over Harlequins.
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.
Bulls director of rugby Jake White has compared playing in the Champions Cup to Test rugby ahead of his team's debut in the club competition against Lyon in Pretoria on Saturday.
Bulls coach Jake White has been giving his players a crash course in the Heineken Champions Cup as his United Rugby Championship high-fliers prepare for their European debut.