You know the major leaguers on the move -- but what about the potential stars of tomorrow headed the other way in those deals ...

Even after the acquisition of first baseman Josh Naylor last week, the Mariners plan to aggressively pursue more roster upgrades before the MLB trade deadline at 3 p.m. PT Thursday.

Our resident general manager, Jim Bowden, evaluated 21 trade scenarios from both sides and answered "Who says no?" Let's make ...

The Seattle Mariners top prospect is in the middle of his best offensive season. And according to one prospect analysis, that goes double for his defense as wel ...