The Round of 16 line-ups for the Champions Cup and Challenge Cup have both been confirmed after the conclusion of this weekend's pool stage action.
The Cheetahs are out of the Challenge Cup competition in Europe after suffering a chastening 68-21 defeat against Lyon in France on Saturday night.
The Bulls produced a dominant display to beat Stade Francais 48-7 at Loftus Versfeld and charge into the Challenge Cup playoffs.
The Lions are through to the knockout rounds of the Challenge Cup after making light work of the Dragons in a 60-10 victory at Ellis Park.
After a victory over Zebre Parma on Sunday, the Cheetahs travel to France to face Lyon Olympique Universitaire in Round 4 of the EPCR Challenge Cup.
Lions head coach Ivan van Rooyen has included explosive centre Henco van Wyk and Springbok Ruan Venter in his starting XV for his side's must-win EPCR Challenge Cup encounter against the Dragons from Wales.