if (global.flag[438] == 0 && other.havenoelle == true)
{
    if (instance_exists(obj_battleback))
    {
        if (room == room_dw_city_big_1)
            global.flag[438] = 1;
        if (room == room_dw_city_roadblock)
            global.flag[438] = 2;
        scr_tempsave();
    }
}