RestAdapter restAdapter = new RestAdapter.Builder()
        .setEndpoint(CallerInfo.API_URL)
        .setLogLevel(RestAdapter.LogLevel.FULL)
        .build();
InGameInfo igi = restAdapter.create(InGameInfo.class);
Game game = igi.fetchInGameInfo("EUW", "sasquatching");
Log.d("Cancantest", "Game " + game); //Not null
Log.d("Cancantest", "Team one " + game.getTeamOne()); //Null

@SerializedName("teamTwo")
@Expose private Team teamTwo;
@SerializedName("teamOne")
@Expose private Team teamOne;

public void setTeamOne(Team teamOne) {
    this.teamOne = teamOne;
}

public void setTeamTwo(Team teamTwo) {
    this.teamTwo = teamTwo;
}

public Team getTeamOne() {
    return teamOne;
}

public Team getTeamTwo() {
    return teamTwo;
}

@SerializedName("array")
@Expose private TeamMember[] teamMembers;

public void setTeamMembers(TeamMember[] teamMembers) {
    this.teamMembers = teamMembers;
}

public TeamMember[] getTeamMembers() {
    return teamMembers;
}

{
   "game":{
      "teamTwo":{
         "array":[]
      },
      "teamOne":{
         "array":[]
      }
   }
}

public class Response {
  public final Game game;

  public Response(Game game) {
    this.game = game;
  }
}

String data = "...";
Game game = gson.fromJson(data, Game.class)
Response response = gson.from Json(data, Response.class)