Source:
About 2011 results

Marathon vs Seattle Sounders 2 - 3 Sep 20 2012

via： Matches

CONCACAF Champions League

http://www.sportepoch.com/soccer/view/738551/Marathon-vs-Seattle-Sounders-----span-style--color-red--2---3--span--Sep-20-2012

Marathon vs Seattle Sounders 2 - 1 Aug 20 2010

via： Matches

CONCACAF Champions League

http://www.sportepoch.com/soccer/view/440052/Marathon-vs-Seattle-Sounders-----span-style--color-red--2---1--span--Aug-20-2010

Seattle Sounders vs Marathon 3 - 1 Oct 25 2012

via： Matches

CONCACAF Champions League

http://www.sportepoch.com/soccer/view/738553/Seattle-Sounders-vs-Marathon-----span-style--color-red--3---1--span--Oct-25-2012

Seattle Sounders vs Marathon 2 - 0 Sep 30 2010

via： Matches

CONCACAF Champions League

http://www.sportepoch.com/soccer/view/440060/Seattle-Sounders-vs-Marathon-----span-style--color-red--2---0--span--Sep-30-2010

TSS vs Seattle Sounders U23 0 - 2 Jun 16 2019

via： Matches

USA National Premier Soccer League

http://www.sportepoch.com/soccer/view/1722792/TSS-vs-Seattle-Sounders-U23-----span-style--color-red--0---2--span--Jun-16-2019

TSS vs Seattle Sounders U23 0 - 3 Jul 12 2018

via： Matches

USA National Premier Soccer League

http://www.sportepoch.com/soccer/view/1569131/TSS-vs-Seattle-Sounders-U23-----span-style--color-red--0---3--span--Jul-12-2018

Seattle Sounders U23 vs TSS 3 - 0 May 29 2017

via： Matches

USA National Premier Soccer League

http://www.sportepoch.com/soccer/view/1391373/Seattle-Sounders-U23-vs-TSS-----span-style--color-red--3---0--span--May-29-2017

TSS vs Seattle Sounders U23 1 - 3 Jun 11 2018

via： Matches

USA National Premier Soccer League

http://www.sportepoch.com/soccer/view/1550269/TSS-vs-Seattle-Sounders-U23-----span-style--color-red--1---3--span--Jun-11-2018

Seattle Sounders U23 vs TSS 3 - 2 Jul 02 2017

via： Matches

USA National Premier Soccer League

http://www.sportepoch.com/soccer/view/1407907/Seattle-Sounders-U23-vs-TSS-----span-style--color-red--3---2--span--Jul-02-2017

TSS vs Seattle Sounders U23 3 - 2 Jul 13 2017

via： Matches

USA National Premier Soccer League

http://www.sportepoch.com/soccer/view/1415812/TSS-vs-Seattle-Sounders-U23-----span-style--color-red--3---2--span--Jul-13-2017