Each offseason, owners and general managers of all 30 ball clubs in the Majors work tirelessly trying to put together a collection of players that will contend for the playoffs.

They trade, they sign, they draft and they evaluate talent in hopes that those players have what it takes to succeed at the professional level.

Only eight of those teams see their playoff aspirations realized, however.

The rest must take a step back and reevaluate the direction their franchise is taking.

For some, that point comes sooner than others.

The July 31 trade deadline, for many underachieving teams, is the point at which they decide to scrap their current formula and go in a new direction.

Here is a look at a number of teams that will be sellers during this season’s trading period.

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