Mariner Moose (@MarinerMoose) / X

Seattle Mariners Mascot - Mariner Moose

Mariners' players bring cheer to Seattle Children's Hospital in surprise visit

Mariner Moose on X: Sounding the siren with @HarryTheHusky to get the @UW_Football season started! Let's #GoHuskies! / X

Mariner Moose on X: Hey, kids! Send me photos of you wearing your @Mariners gear on the first day of school! / X

Moose (@marinermoose) • Instagram photos and videos

Mariner Moose on X: vote loud for my besties! i want to see all of my friends at the all-star game 🤗 ⭐ ⭐ / X

Mariner Moose on X: back w/ my besties 2nite 😊 / X

Mariner Moose Seattle Mariners Large Plush Mascot FOCO

Mariner Moose on X: Today's win was so much fun!!!!! / X

Mariner Moose (@MarinerMoose) / X

Moose (@marinermoose) • Instagram photos and videos