Erebus
Active member
MLB released next year's schedule and the Mariners have Thursday, September 3rd off (tentatively). I'm sure they scheduled it that way knowing the Seahawks have a good chance of playing a home game that day.
http://blogs.seattletimes.com/mariners/2014/09/08/tentative-2015-mariners-schedule/
http://blogs.seattletimes.com/mariners/2014/09/08/tentative-2015-mariners-schedule/