function scr_battle(arg0, arg1, arg2, arg3, arg4)
{
    global.specialbattle = arg1;
    global.encounterno = arg0;
    if (global.flag[9] != 2)
    {
        global.flag[9] = 1;
        global.batmusic[0] = snd_init("battle.ogg");
    }
    instance_create(0, 0, obj_battleback);
    instance_create(0, 0, obj_encounterbasic);
    __enemymarker[0] = arg2;
    __enemymarker[1] = arg3;
    __enemymarker[2] = arg4;
    for (__ien = 0; __ien < 3; __ien++)
    {
        if (global.monstertype[__ien] != 0)
        {
            if (!i_ex(__enemymarker[__ien]))
            {
                __enemymarker[__ien] = scr_dark_marker(global.monstermakex[__ien] + 300, global.monstermakey[__ien], object_get_sprite(global.monsterinstancetype[__ien]));
                __enemymarker[__ien].depth = -__ien;
            }
            __enemymarker[__ien].__ien = __ien;
            with (__enemymarker[__ien])
            {
                scr_move_to_point_over_time(global.monstermakex[__ien], global.monstermakey[__ien], 20);
                __doom = instance_create(x, y, obj_doom);
                __doom.target = id;
                __doom.alarm[0] = 25;
            }
        }
    }
}