The 2026 MLB season is upon us, which means Apple TV+ Friday Night Baseball is back with more primetime action. Tonight’s slate features the Seattle Mariners facing the Cleveland Guardians, as Seattle looks to avenge their opening day loss.

The Seattle Mariners released a player before their Opening Day game against the Cleveland Guardians (at home).

Mariners baseball is back in Seattle as opening day kicks off with a 7:10 p.m. first pitch against the Cleveland Guardians at T-Mobile Park.

We’ve made it not only to Spring, but to the opening weekend of Major League Baseball! The Mariners are in town through the weekend, but that’s not the only thing going on in town.

The Seattle Mariners have set their lineup for Game 1 of the 2026 MLB season, which is set for 7:10 p.m. Thursday night against Cleveland.

The Mariners earned one of the boldest predictions of the spring, and it reflects just how complete Seattle looks in 2026.

It's been a long off-season for many Mariners fans waiting to get back to T-Mobile Park for the 2026 season, and tonight, that wait is finally over!

Opening Day marks a milestone season for the Seattle Mariners: 50 years of Major League Baseball in the Emerald City.