How much they’ll play is unknown, just that Zelalem will be in the lineup and Xhaka will “play a part”.
[ MORE: Everton to land Gueye? ]
Earlier, Major League Soccer announced that Kaka will captain the side, and that FC Dallas midfielder Kellyn Acosta and L.A. Galaxy back Jelle Van Damme have been added to the roster to replace Matt Besler and plan for the possible absence of Liam Ridgewell.
MLS has won the last two All Star Games, and the last two against Premier League competition.
Goalkeepers: Petr Cech, David Ospina, Emiliano Martinez
MLS All Stars
GOALKEEPERS: David Bingham (San Jose Earthquakes), Andre Blake (Philadelphia Union)
Defenders: Kellyn Acosta (FC Dallas), Steve Birnbaum (D.C. United), Laurent Ciman (Montreal Impact), Andrew Farrell (New England Revolution), Liam Ridgewell (Portland Timbers), Keegan Rosenberry (Philadelphia Union), Jelle Van Damme (LA Galaxy), Brandon Vincent (Chicago Fire), Kendall Waston (Vancouver Whitecaps FC)
Midfielders: Kyle Beckerman (Real Salt Lake), Mauro Diaz (FC Dallas), Giovani dos Santos (LA Galaxy), Jermaine Jones (Colorado Rapids), Kaká (Orlando City SC), Sacha Kljestan (New York Red Bulls), Darlington Nagbe (Portland Timbers), Andrea Pirlo (New York City FC), Wil Trapp (Columbus Crew SC)
Forwards: Clint Dempsey (Seattle Sounders FC), Didier Drogba (Montreal Impact), Sebastian Giovinco (Toronto FC), Cyle Larin (Orlando City SC), Ignacio Piatti (Montreal Impact), David Villa (New York City FC), Chris Wondolowski (San Jose Earthquakes)