Every year at the trade deadline, there's at least one Major League Baseball team that admits defeat and puts together one heck of a fire sale of its soon-expiring assets.

The MLB trade deadline always sees big-name players moved. Who are the best players who might be traded this season?

The Mariners have holes to fill, and are likely to try to make a splash during this summer's trade deadline. Here are five early trade targets to keep an eye on.