The Stormers head to Cardiff this weekend knowing the margin for error is gone. John Dobson said the 38-38 draw in Belfast last week ended their chance to finish top of the United Rugby Championship standings, and now the only route left is to beat Cardiff and hope the final round falls their way.

Dobson did not hide the stakes. Glasgow Warriors have 60 points and the Stormers 59, and a win in Cardiff would at least set the South Africans up for a potential home semi-final. But the Stormers also know Cardiff are in seventh and need log points themselves to stay safely in the top eight, with Connacht only a point behind in ninth.

Dobson said he expects Ulster to field academy players because they want to rest senior names for the Challenge Cup final against Montpellier, and he said the Stormers will not be watching that game anyway. Their attention is on a ground they have not conquered before. “We have never beaten them away,” Dobson said, pointing to Cardiff’s strong record at the Cardiff Arms Park, where they have lost only once this season, to the Scarlets in December.

The Stormers’ task is made harder by what happened in Belfast. Ulster caught them out in the aerial battle last week, and Dobson said the contestable kicking game was exactly the area that cost them in Cardiff two years ago. “What cost us in Cardiff two years ago was the contestable kicking battle,” he said. “We did not have a single scum put-in.”

That lack of ball at the set piece matters because it goes straight to the way the Stormers want to play. Dobson said the scrum and maul normally bring “three or four scrum penalties per game, plus one or two more penalties out wide with our maul,” and those are the positions that create field position and points. “That’s massive points, territory, and field position that probably weren’t there last week,” he said. “The set piece is vital to our game model as a platform to launch attacks.”

The Stormers have responded by naming Damian Willemse at fullback and Neethling Fouche as captain after Deon Fourie was injured. Fouche said the players felt the frustration of last week’s draw, especially the pack. “We had some frustrated forwards after last week,” he said. “It’s probably the first time it’s happened to us that we haven’t had dominance on our own scrum ball.” Fouche said the team has worked on that area this week and put “the necessary things in place around our mauls and different challenges that might come.”

For Cardiff, the match is about survival as much as seeding. For the Stormers, it is about keeping alive a title path that looked much clearer before Belfast. Dobson was blunt about the challenge and the mood around the camp: the top spot is gone, the away record is poor, and the next step depends on winning a game they have never won before when it mattered most.