The Norwegian Cup is a football competition that was founded in 1902, but it was only made official in 1963. The competition is played by knockouts and whoever wins gets a place in the second qualifying round of the European League of UEFA. 
272 teams participate, while the biggest winners are Odds BK and Rosenborg BK. You can see these teams and many more if you buy your tickets to see a Norwegian Cup match. In addition, you can consult for the complete experience with a local fan.