The Seattle Mariners have already added a star first baseman to their roster. Could they also swing a franchise-altering move for MacKenzie Gore?

The 2025 MLB trade deadline is Thursday, July 31 at 6 p.m. ET, but there will be plenty of trade talk and transactions that take place beforehand. Here are trade rumors around the sport:

As the trade deadline nears, insider Jon Heyman reveals his picks for the most likely destinations for Diamondbacks' All-Star Eugenio Suarez.

1. Eugenio Suarez: The Arizona Diamondbacks star is No. 1 in our updated MLB trade deadline candidate rankings and could be the most impactful player to move this month. On pace to hit more than 50 home runs, the 2025 All-Star is on the wish list of every contender in need of third-base help.

The D-backs traded first baseman Josh Naylor to the Mariners in exchange for left-handed pitcher Brandyn Garcia (Arizona's updated No. 16 prospect per MLB Pipeline) and right-hander Ashton Izzi (No. 11),

Yankees prospect Spencer Jones speaks on the impending MLB trade deadline and the rumors surrounding his potential trade.

Jerry DiPoto signaled that the Mariners intended to be buyers this summer, with a 1.5-game lead in the race for a Wild Card spot and one of the best and deepest rotations in baseball. The only thing that was missing was a little more offense — particularly at first and third base, where Donovan Solano and Ben Williamson weren't going to be enough.

As the Mariners fell, 10-2, to the Brewers on Wednesday afternoon, many eyes within the organization were also shifting to the matinee taking place between the Astros and D-backs, and not necessarily