The Lions face Irish outfit Ulster for their final tour match in Round 5 of the United Rugby Championship. Kick-off is at 21:35 on Friday evening at Kingspan Stadium.
The Bulls focus on Edinburgh as the league leaders look to complete their European travels with another successful showing in the United Rugby Championship.
Flyhalf Jean-Luc du Plessis is determined to make the most of every minute he gets in a Stormers jersey.
The Stormers became the latest victim of the undefeated Benetton in their United Rugby Championship clash, with the Italians winning 20-17 at Stadio Monigo.
Jake White believes South Africa's involvement in the United Rugby Championship will help lure World Cup-winning Springboks back home.
Nizaam Carr will captain the Bulls this weekend when the Tshwane-based franchise visits Cardiff Rugby at Arms Park in Wales.