The 2-4 Vålerenga Trolls face the 3-3 Åsane Seahawks in the Norwegian semifinals June 30.
The winner will move on to the Norwegian championship game and will face either the Oslo Vikings or Eidsvoll 1814s.
The two teams split the season series in 2018 with Åsane beating the Trolls 28-7 early in the season and then losing badly, 43-0 in the last regular season game.
In a qualifying wild card playoff game, the Trolls defeated the Kristiansand Gladiators 76-34.