For Brighton, European qualifiers are rarely just about getting through. They are also about authority.
That is why the pre-match focus matters. Team balance, full-back positioning and the midfield screen are usually the first clues to how much risk Brighton are prepared to take.
Qualifiers often swing on moments rather than flowing dominance.
If Brighton start sharply, the live coverage is likely to shift toward control and chance creation. If Tromso stay compact and frustrate them, the story becomes one of patience, crowd energy and whether the home side can find a cleaner final ball.
The report after full-time will be about more than the result alone. It will be about whether Brighton looked like a side ready to handle European knockout pressure, and whether Tromso made the tie uncomfortable in the areas that matter most.
By the end of the night, the next storyline will be obvious: either Brighton move forward with momentum, or the questions around composure, control and cutting edge grow louder ahead of the next European test.