The Brief Mariners TV will air Seattle Mariners games on cable, satellite and streaming platforms beginning in the 2026 season. Seattle Mariners fans will be able to watch games on cable, satellite and streaming platforms beginning with the 2026 season, the team announced Thursday. How to watch Mariners games on TV in 2026Mariners TV will continue to be carried by traditional cable and satellite providers, similar to how fans have watched games in recent seasons. Mariners TV replaces ROOT Sports as the local television home for Mariners games beginning in 2026. Mariners TV broadcast team announcedThe Mariners also confirmed the on-air lineup for Mariners TV.