Bulls backline coach Chris Rossouw recapped their disappointing Heineken Champions Cup loss to Lyon on Friday.
The Stormers rallied in the second half to defeat Clermont 30-16 and secure a favourable playoff spot in the Heineken Champions Cup.
Harlequins ended their victory drought with a 39-29 win against the Sharks to reach the Champions Cup knockout phase alongside the Durbanites.
The Bulls' Champions Cup fate is out of their hands after they missed out on a vital bonus point in their 31-7 defeat against Lyon in France on Friday.
The Sharks have made several injury-enforced changes for Saturday's final pool match of the Heineken Champions Cup against Harlequins in London.
The Stormers have named their side to do battle in this weekend's final round of fixtures in the pool stage of the Heineken Champions Cup.