Submit a photo of your Mariners ’70s Pin

Submit a photo of your Mariners ’80s Pin

Submit a photo of your Mariners ’90s Pin

Submit a photo of your Mariners ’00s Pin

Submit a photo of your Mariners 50 Seasons

Submit a photo of your Mariners ’10s Pin

Submit a photo of your Mariners ’20s Pin

Submit a photo of your Keybank Pin

Celebrate 50 years of Mariners baseball with the Seattle Mariners 50th Season Pin Series presented by KeyBank! Fans can log their pin collection throughout the season and track all eight commemorative pins—seven available at select Mariners games and KeyBank branches, plus one exclusive pin only at KeyBank locations. As you add pins to your collection, you’ll be entered into a grand prize sweepstakes for the chance to win two (2) Diamond Club tickets and a VIP batting practice viewing at a 2027 Mariners regular-season home game. Start building your collection now and celebrate five decades of Mariners memories! ⚾🎉

<a target="_blank" rel="noopener noreferrer nofollow" href="https://visit.wit.win/v1?u=https%3A%2F%2Fs3.amazonaws.com%2Fwit-challenge-assets-prod%2Flegal%2FMariners%2B50th%2BAnniversary%2BSeason%2BPin%2BSeries%2BSweepstakes_Final%2BRules%2B-%2B2026-04-13T19%3A34%3A01.112.pdf">Click Here</a> to view the Official Rules.