On Sunday, the Portland Timbers will take on Cascadia rivals Vancouver Whitecaps FC in the MLS regular season finale (1pm PT, ROOT SPORTS). While the Timbers will try to earn their way into the 2016 MLS Cup Playoffs, they will also have the opportunity to win this year's Cascadia Cup trophy.
How much do you know about the team's history in the Cascadia Cup? Take the quiz below and find out.
