| 1/8 FINALS | 1/4 FINALS | 1/2 FINALS | FINAL | TROPHY | |
|---|---|---|---|---|---|
| 1996 | |
l. Kansas City Wiz 1 game to 2 |
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| 1997 | |
d. Los Angeles Galaxy 2 games to 0 |
l. Colorado Rapids 0 games to 2 |
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| 1998 | |
l. Los Angeles Galaxy 0 games to 2 |
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| 1999 | |
d. Chicago Fire 2 games to 1 |
l. Los Angeles Galaxy 1 game to 2 |
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| 1/8 FINALS | 1/4 FINALS | 1/2 FINALS | FINAL | TROPHY | |
|---|---|---|---|---|---|
| 2000 | |
l. MetroStars 0-6 on points |
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| 2001 | |
l. Chicago Fire 1-7 on points |
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| 2002 | |
l. Colorado Rapids series golden goal |
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| 2003 | |
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| 2004 | |
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| 2005 | |
l. Colorado Rapids 2-2 on aggregate, aet (4-5 pens) |
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| 2006 | |
l. Colorado Rapids 4-4 on aggregate, aet (4-5 pens) |
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| 2007 | |
l. Houston Dynamo 2-4 on aggregate |
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| 2008 | |
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| 2009 | |
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| 1/8 FINALS | 1/4 FINALS | 1/2 FINALS | FINAL | TROPHY | |
|---|---|---|---|---|---|
| 2010 | |
d. Real Salt Lake 3-2 on aggregate |
d. Los Angeles Galaxy 3-0 |
l. Colorado Rapids 1-2, aet |
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| 2011 | l. New York Red Bulls 0-2 |
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| 2012 | |
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| 2013 | |
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| 2014 | d. Vancouver Whitecaps FC 2-1 |
l. Seattle Sounders FC 1-1 on aggregate (0-1 away) |
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| 2015 | free passage | d. Seattle Sounders FC 3-3 on aggregate, aet (4-2 pens) |
l. Portland Timbers 3-5 on aggregate |
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| 2016 | free passage | l. Seattle Sounders FC 2-4 on aggregate |
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| 2017 | |
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| 2018 | l. Portland Timbers 1-2 |
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| 2019 | l. Seattle Sounders FC 3-4, aet |
| 1/8 FINALS | 1/4 FINALS | 1/2 FINALS | FINAL | TROPHY | |
|---|---|---|---|---|---|
| 2020 | d. Portland Timbers 1-1, aet (8-7 pens) |
l. Seattle Sounders FC l. 1-0 |
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| 2021 | |
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| 2022 | d. Minnesota United FC 1-1, aet (5-4 pens) |
l. Austin FC 1-2 |
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| 2023 | l. Seattle Sounders FC 1 game to 2 |