The MLB trade deadline is Friday and usual rules still apply: Most teams are looking for pitching. The biggest prize on the market is Toronto starter
Since the advent of the wild card in 1997, few teams are clearly out of the race when the trade deadline rolls around. That increases the number of buyers and makes it a seller's market. That's one reason why Toronto is testing the market for Halladay.
Midseason trades can dramatically alter a player's fantasy value.
Let's look at some of the names kicking around in trade rumors. Players on the block that can improve their fortunes, like Holliday, are for better. Players that would be leaving a good situation for a potentially inferior one are for worse.