How big of a trade this is is impossible to say since MLS does not release allocation budgets and the importance of international roster slots is hard to determine since players with green cards are counted as domestics.
In the meantime, one team has made their expansion protection list official.
Union Proteced: Califf, Danny (DF), Carroll, Brian (MF), Gonzalez, Juan Diego (DF), Harvey, Jordan (DF), Le Toux, Sebastien (FW), Mapp, Justin (MF), Nakazawa, Kyle (MF), Orozco Fiscal, Michael (DF), Stahl, Toni (MF), Torres, Roger (MF), Williams, Sheanon (DF); GA: McInerney, Jack (FW), Mwanga, Danny (FW), Okugo, Amobi (MF)
Unprotected Players: Arrieta, Cristian (DF), Coudet, Eduardo (MF), Fred (MF), Jacobson, Andrew (MF), Knighton, Brad (GK), Miglioranzi, Stefani (MF), Moreno, Alejandro (FW), Noone, J.T. (DF), Salinas, Shea (MF), Seitz, Chris (GK), Zimmerman, Nick (FW)