Nintendo, which has a 10 percent ownership stake in the Mariners, will be the team's first-ever jersey sleeve partner.

The Seattle Mariners announced today that Nintendo of America Inc. has expanded upon their long-standing relationship with the club, becoming the team’s first-ever official jersey sleeve partner.

The Mets wore their City Connect uniforms for the first time in 2025 on Saturday, but debuted new purple sleeves that ...