The Seattle Mariners and Arizona Diamondbacks have already linked up on one trade this year. There could be another one brewing in the shadows.

Who won the Josh Naylor trade between the Arizona Diamondbacks and Seattle Mariners? Check out early grades to Josh Naylor trade on July 24, 2025.

MLB trade deadline action officially kicked off when the Seattle Mariners acquired first baseman Josh Naylor from the Arizona Diamondbacks on Thursday.

The Seattle Mariners kicked off their trade deadline activity Thursday by acquiring a former All-Star from the Arizona Diamondbacks.

PHOENIX -- The Seattle Mariners acquired first baseman Josh Naylor from the Arizona Diamondbacks on Thursday as the franchise tries to beef up its lineup ahead of the July 31 trade deadline.

The Arizona Diamondbacks are trading first baseman Josh Naylor to the Seattle Mariners, according to ESPN's Jeff Passan. Left-hander Brandyn Garcia and right-hander Ashton Izzi will come to Arizona in return. The Diamondbacks land pitching for one of their more valuable trade pieces.

Every team, including buyers and sellers, will likely get busy at the 2025 MLB trade deadline. So, what is one move each team should make?

The New York Yankees pulled themselves out of the running for Eugenio Suárez, and now Jon Heyman believes the Chicago Cubs and Seattle Mariners are the leaders.

More Diamondbacks stars on the move? An All-Star outfielder available? Our running list of who could be traded by the deadline has new names at the top.

The Seattle Mariners have kicked off MLB Trade Deadline fireworks by swinging a deal for Arizona Diamondbacks star Josh Naylor.

Even after trading Josh Naylor, general manager Mike Hazen said he hasn't settled on what direction the team will go before the trade deadline.