One Piece Night Returns to T-Mobile Park with the Seattle Mariners on March 31
The MLB’s Seattle Mariners baseball team will be hosting another One Piece-themed night event on March 31, 2026 against the New York Yankees. This is the team’s second collaboration with the anime franchise and Toei Animation after hosting a T-shirt giveaway in April 2025. ©Eiichiro Oda/Shueisha, Toei Animation Each theme ticket holder will receive a…