private void SeekAndDestroyBtn_Clicked(object sender, EventArgs e)
        {
            // To Seek and destroy -page
            var seekAndDestroyPage = new SeekAndDestroy();

            Navigation.PushAsync(seekAndDestroyPage);
            NavigationPage.SetHasNavigationBar(seekAndDestroyPage, false);
        }
    void Start()
    {
        base.Start();

        if (seek_and_destroy)
        {
            SeekAndDestroy seekndestroy = gameObject.AddComponent <SeekAndDestroy>();
            seekndestroy.enemy_layer = enemy_layer;
            seekndestroy.active      = true;
            influencers.Add(seekndestroy);
        }
    }