The MLS summer transfer window opened this morning, and there are plenty of teams who will be looking to make adjustments at the season’s midway point.



Historically, MLS has not been an incredibly trade-happy league, preferring to deal mostly in the international market. The summer window is when the global market is flush with options and there are plenty of teams with the assets and roster space to go and buy players. There is, however, also plenty of chatter within league circles about players potentially available for sale on the MLS trade market if the price is right.



Some designated players, D.C. United’s Wayne Rooney and Seattle’s Raul Ruidiaz, have already signed with MLS, and we could see an especially busy summer. Below, let’s examine the three teams that could have the most to gain by buying, and selling, this summer.



BUYERS



Chicago Fire



The Fire have multiple holes on a roster that has been managed well by...