With trade season now behind us, attention can be turned to what promises to be an exciting playoff push in the first season under the expanded playoff system.
However, it's never too early to look ahead at what should be an exciting offseason as well. The free-agent class, headlined by Josh Hamilton and Zack Greinke, has a number of players who will command top dollar and could push a team over the top.
The trade market also appears to be a deep one, as a number of players could be on the move at this year's winter meetings after what was a relatively quiet trade season last year.
So here's a look at each team's top player who could wind up on the trade block this winter, and while all of these players won't wind up being dealt, you can bet that at least a handful of them will be playing elsewhere in 2013.