diff --git a/models/model.json b/models/model.json
new file mode 100644
index 0000000..8539cbd
--- /dev/null
+++ b/models/model.json
@@ -0,0 +1 @@
+{"config":[6,7,7,4],"weights":[[[-0.5567123,0.23674688,-0.8115287,0.73920447,-0.9627226,0.98842543,-0.08672536,0.11889564,0.19367097,0.84720945,0.10916865,0.19691469,0.34381783,-1.1452736,-0.7501932,0.65345323,1.1373248,-0.2888124,0.288057,0.09440576,-0.061547264,0.35609803,0.14600815,0.4276784,-0.8315937,-0.5220405,-0.7070066,-0.41821334,0.88325745,1.179611,-0.38369912,0.8185778,0.1276589,0.11540664,-0.2861217,-0.88901085],6,6],[[0.64678603,0.11032932,-0.17325084,0.4482577,-0.4668608,-0.061782226,-0.23166645,-1.189321,0.38457078,-0.040191226,-1.0519018,0.53179306,-0.27904406,0.18169245,-0.028529042,0.4248598,0.6224678,-0.48197106,-0.8517104,0.626093,-0.53116995,0.74109083,-0.4775906,-0.6105986,-0.11459249,0.54738194,0.53385884,0.05052872,0.56253725,0.6168962,0.3087382,1.4871372,-0.058942188,-0.13154379,0.6763109,-0.72106224,-0.13756883,-0.10921177,-0.12797734,-0.12984648,0.47288033,0.06618643],6,7],[[0.24218078,0.1842654,0.27074534,0.50006706,0.9494213,-0.7030016,-0.1101043,0.5054117,0.18234585,-1.429309,-0.14925024,0.47471818,-1.079322,1.0112062,-0.5279594,-0.13144909,1.0667706,-0.85650563,0.076754875,1.3830073,-0.50329316,0.61952496,-0.94159657,-0.27969155,-0.6343474,0.08405438,1.0401202,-1.3237122],4,7]],"activ_func":"ReLU","mut_rate":0.05}
\ No newline at end of file
diff --git a/src/asteroids.rs b/src/asteroids.rs
index bc8b6f7..afdd673 100644
--- a/src/asteroids.rs
+++ b/src/asteroids.rs
@@ -17,7 +17,6 @@ pub struct Asteroid {
     rot: f32,
     omega: f32,
     pub alive: bool,
-    pub color: Color,
 }
 
 impl Asteroid {
@@ -48,7 +47,6 @@ impl Asteroid {
             omega: gen_range(0.8, 3.5) * if gen_range(0., 1.) > 0.5 { -1. } else { 1. },
             rot: 0.,
             alive: true,
-            color: Color::new(1., 1., 1., 0.2),
         }
     }
 
@@ -81,7 +79,7 @@ impl Asteroid {
         }
     }
 
-    pub fn draw(&self) {
+    pub fn draw(&self, color: Color) {
         draw_poly_lines(
             self.pos.x,
             self.pos.y,
@@ -91,9 +89,9 @@ impl Asteroid {
             match self.size {
                 AsteroidSize::Large => 2.,
                 AsteroidSize::Medium => 1.2,
-                AsteroidSize::Small => 0.8,
+                AsteroidSize::Small => 1.,
             },
-            self.color,
+            color,
         );
     }
 }
diff --git a/src/main.rs b/src/main.rs
index 6b3498a..e85bef9 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -63,23 +63,18 @@ async fn main() {
     let mut bias = false;
     let mut size = 100;
     let mut pop = Population::new(size as usize);
+    let mut x = 0.;
+    let mut xy = "".to_string();
+    let mut l1: usize = 6;
+    let mut l2: usize = 6;
+    let mut l3: usize = 0;
 
     let ui_thick = 34.;
+    let nums = &[
+        "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", "13", "14", "15", "16",
+    ];
 
     let skin = {
-        let boxed = root_ui()
-            .style_builder()
-            .background(Image {
-                width: 3,
-                height: 3,
-                bytes: vec![
-                    255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
-                    0, 0, 0, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
-                    255, 255, 255,
-                ],
-            })
-            .background_margin(RectOffset::new(1., 1., 1., 1.));
-
         let window_style = root_ui()
             .style_builder()
             .background(Image {
@@ -90,7 +85,18 @@ async fn main() {
             .background_margin(RectOffset::new(0., 0., 0., 0.))
             .color_inactive(WHITE)
             .build();
-        let button_style = boxed
+        let button_style = root_ui()
+            .style_builder()
+            .background(Image {
+                width: 3,
+                height: 3,
+                bytes: vec![
+                    255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+                    0, 0, 0, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+                    255, 255, 255,
+                ],
+            })
+            .background_margin(RectOffset::new(1., 1., 1., 1.))
             .color_hovered(RED)
             .color_clicked(BLUE)
             .text_color(WHITE)
@@ -104,11 +110,51 @@ async fn main() {
             .text_color(WHITE)
             .font_size(24)
             .margin(RectOffset::new(5., 5., 4., 4.))
-            .color_inactive(WHITE)
+            // .text_color_hovered(LIGHTGRAY)
+            // .text_color_clicked(WHITE)
             .build();
         let group_style = root_ui()
             .style_builder()
-            .color(Color::new(0., 0., 0., 0.))
+            .color(Color::new(1., 0., 0., 1.))
+            .build();
+        let editbox_style = root_ui()
+            .style_builder()
+            .background(Image {
+                width: 3,
+                height: 3,
+                bytes: vec![
+                    255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+                    0, 0, 0, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+                    255, 255, 255,
+                ],
+            })
+            .background_margin(RectOffset::new(1., 1., 1., 1.))
+            // .margin(RectOffset::new(10., 10., 8., 8.))
+            .text_color(WHITE)
+            // .color_hovered(WHITE)
+            // .color_inactive(WHITE)
+            // .color(WHITE)
+            .build();
+        let combobox_style = root_ui()
+            .style_builder()
+            .background(Image {
+                width: 3,
+                height: 3,
+                bytes: vec![
+                    255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+                    0, 0, 0, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+                    255, 255, 255,
+                ],
+            })
+            .background_margin(RectOffset::new(1., 1., 1., 1.))
+            // .margin(RectOffset::new(1., 1., 1., 1.))
+            // .text_color_hovered(WHITE)
+            // .text_color(WHITE)
+            .color_hovered(WHITE)
+            .color_selected_hovered(WHITE)
+            .color_inactive(WHITE)
+            .color_clicked(WHITE)
+            .color(WHITE)
             .build();
 
         Skin {
@@ -116,13 +162,23 @@ async fn main() {
             button_style,
             label_style,
             group_style,
-
+            editbox_style,
+            combobox_style,
             margin: 0.,
             ..root_ui().default_skin()
         }
     };
 
-    root_ui().push_skin(&skin);
+    let mut skin2 = skin.clone();
+    skin2.label_style = root_ui()
+        .style_builder()
+        .text_color(WHITE)
+        .font_size(16)
+        // .margin(RectOffset::new(5., 5., 4., 0.))
+        .text_color_hovered(LIGHTGRAY)
+        .text_color_clicked(WHITE)
+        .build();
+
     loop {
         clear_background(BLACK);
         set_camera(&gamecam);
@@ -157,29 +213,29 @@ async fn main() {
         );
 
         set_camera(&netcam);
-        pop.worlds[0].player.draw_brain(
+        pop.worlds[pop.track].player.draw_brain(
             screen_width() - WIDTH - 3. * th,
             (screen_height() - 3. * th) * 0.5,
             bias,
         );
         set_camera(&statcam);
-        pop.worlds[0].draw_stats(
+        pop.worlds[pop.track].draw_stats(
             screen_width() - WIDTH - 3. * th,
             (screen_height() - 7. * th) * 0.5 - 2. * ui_thick,
-        );
-        if is_mouse_button_pressed(MouseButton::Left) && mouse_position().0 < WIDTH + th {
-            let (x, y) = mouse_position();
-            for i in 0..pop.worlds.len() {
-                if (pop.worlds[i].player.pos - vec2(x - th - WIDTH * 0.5, y - th - HEIGHT * 0.5))
-                    .length_squared()
-                    < 256.
-                {
-                    pop.worlds.swap(0, i);
-                    pop.worlds[0].track(true);
-                    pop.worlds[i].track(false);
-                    break;
+            pop.worlds.iter().fold(1, |acc, w| {
+                acc + if w.fitness > pop.worlds[pop.track].fitness {
+                    1
+                } else {
+                    0
                 }
-            }
+            }),
+        );
+        if !pop.focus
+            && is_mouse_button_pressed(MouseButton::Left)
+            && mouse_position().0 < WIDTH + th
+        {
+            let (x, y) = mouse_position();
+            pop.change_track(vec2(x - th - WIDTH * 0.5, y - th - HEIGHT * 0.5));
         }
 
         let ui_width = screen_width() - WIDTH - 3. * th + 1.;
@@ -189,6 +245,7 @@ async fn main() {
             vec2(WIDTH + 2. * th, th),
             vec2(ui_width, ui_height),
             |ui| {
+                ui.push_skin(&skin);
                 widgets::Group::new(hash!(), Vec2::new(ui_width, ui_thick))
                     .position(Vec2::new(0., 0.))
                     .ui(ui, |ui| {
@@ -205,7 +262,7 @@ async fn main() {
                         ui.same_line(0.);
                         if widgets::Button::new("Save Model").ui(ui) {
                             if let Some(path) = save_file_dialog("Save Model", "model.json") {
-                                pop.worlds[0].export_brain(&path);
+                                pop.worlds[pop.track].export_brain(&path);
                             }
                         }
                         ui.same_line(0.);
@@ -234,8 +291,10 @@ async fn main() {
                             .ui(ui, |ui| {
                                 ui.drag(hash!(), "", Some((1, 300)), &mut size);
                             });
-                        ui.same_line(307.);
-                        if widgets::Button::new("Debug").ui(ui) {
+                        ui.same_line(279.);
+                        if widgets::Button::new(if pop.debug { "Debug:ON " } else { "Debug:OFF" })
+                            .ui(ui)
+                        {
                             pop.debug = !pop.debug;
                         };
                         ui.same_line(0.);
@@ -244,7 +303,7 @@ async fn main() {
                             bias = !bias;
                         };
                         ui.same_line(0.);
-                        if widgets::Button::new(if !pop.focus { "Show Best" } else { "Show All " })
+                        if widgets::Button::new(if !pop.focus { "Focus:OFF" } else { "Focus:ON " })
                             .ui(ui)
                         {
                             pop.focus = !pop.focus;
@@ -254,6 +313,26 @@ async fn main() {
                             pop = Population::new(size as usize);
                         };
                     });
+                ui.pop_skin();
+                ui.push_skin(&skin2);
+                widgets::Group::new(
+                    hash!(),
+                    Vec2::new(ui_width * 0.2, ui_height * 0.8 - 2. * th - 2. * ui_thick),
+                )
+                .position(Vec2::new(ui_width * 0.8, ui_height * 0.2 + ui_thick + th))
+                .ui(ui, |ui| {
+                    // ui.input_text(hash!(), "vec2(100., 100.)", &mut xy);
+                    ui.label(None, "Hidden Layers Neuron");
+                    ui.label(None, "Config");
+                    ui.label(None, " ");
+
+                    ui.combo_box(hash!(), "Layer 1", nums, &mut l1);
+                    ui.combo_box(hash!(), "Layer 2", nums, &mut l2);
+                    ui.combo_box(hash!(), "Layer 3", nums, &mut l3);
+                    ui.label(None, " ");
+                    ui.label(None, "Mutation Rate");
+                    // ui.(hash!(), "", 0.0..0.2, &mut x);
+                });
             },
         );
         next_frame().await;
diff --git a/src/nn.rs b/src/nn.rs
index f3e9b7e..6995f9d 100644
--- a/src/nn.rs
+++ b/src/nn.rs
@@ -60,7 +60,12 @@ impl NN {
                 .weights
                 .iter()
                 .zip(b.weights.iter())
-                .map(|(m1, m2)| m1.zip_map(m2, |ele1, ele2| if r::random() { ele1 } else { ele2 }))
+                .map(|(m1, m2)| {
+                    m1.zip_map(
+                        m2,
+                        |ele1, ele2| if gen_range(0., 1.) < 0.5 { ele1 } else { ele2 },
+                    )
+                })
                 .collect(),
             ..Default::default()
         }
diff --git a/src/player.rs b/src/player.rs
index cdbb7f0..b3880a9 100644
--- a/src/player.rs
+++ b/src/player.rs
@@ -20,7 +20,6 @@ pub struct Player {
     shot_interval: u8,
     pub brain: Option<NN>,
     alive: bool,
-    pub color: Option<Color>,
     pub lifespan: u32,
     pub shots: u32,
 }
@@ -196,12 +195,7 @@ impl Player {
         // self.asteroid_data.clear();
     }
 
-    pub fn draw(&self, debug: bool) {
-        let color = match self.color {
-            Some(c) => c,
-            // None => WHITE,
-            None => Color::new(1., 1., 1., 0.3),
-        };
+    pub fn draw(&self, color: Color, debug: bool) {
         let p1 = self.pos + self.dir * 20.;
         let p2 = self.pos + self.dir.rotate(vec2(-18., -12.667));
         let p3 = self.pos + self.dir.rotate(vec2(-18., 12.667));
@@ -218,12 +212,12 @@ impl Player {
         }
         if debug {
             if let Some(ast) = self.asteroid.as_ref() {
-                draw_circle_lines(ast.pos.x, ast.pos.y, ast.radius, 1., DARKBLUE);
+                draw_circle_lines(ast.pos.x, ast.pos.y, ast.radius, 1., RED);
                 // let p = self.pos
                 //     + self.dir.rotate(Vec2::from_angle(self.asteroid_data[0].1))
                 //         * self.asteroid_data[0].0
                 //         * WIDTH;
-                draw_line(self.pos.x, self.pos.y, ast.pos.x, ast.pos.y, 1., DARKBLUE);
+                draw_line(self.pos.x, self.pos.y, ast.pos.x, ast.pos.y, 1., RED);
             }
 
             // Draw raycasts
diff --git a/src/population.rs b/src/population.rs
index 81cd710..3a5d879 100644
--- a/src/population.rs
+++ b/src/population.rs
@@ -9,6 +9,7 @@ pub struct Population {
     pub focus: bool,
     pub debug: bool,
     pub worlds: Vec<World>,
+    pub track: usize,
 }
 
 impl Population {
@@ -40,6 +41,20 @@ impl Population {
         }
     }
 
+    pub fn change_track(&mut self, pos: Vec2) {
+        for i in 0..self.worlds.len() {
+            if !self.worlds[i].over
+                && !self.worlds[i].track
+                && (self.worlds[i].player.pos - pos).length_squared() < 256.
+            {
+                self.worlds[self.track].track(false);
+                self.worlds[i].track(true);
+                self.track = i;
+                break;
+            }
+        }
+    }
+
     pub fn draw(&self) {
         for world in self.worlds.iter().rev() {
             if self.focus {
@@ -82,7 +97,6 @@ impl Population {
         let mut new_worlds = (0..std::cmp::max(1, self.size / 20))
             .map(|i| World::simulate(Some(self.worlds[i].see_brain().to_owned())))
             .collect::<Vec<_>>();
-        new_worlds[0].track(true);
         while new_worlds.len() < self.size {
             let rands = (gen_range(0., total), gen_range(0., total));
             let mut sum = 0.;
@@ -107,5 +121,7 @@ impl Population {
             new_worlds.push(World::simulate(Some(new_brain)));
         }
         self.worlds = new_worlds;
+        self.worlds[0].track(true);
+        self.track = 0;
     }
 }
diff --git a/src/world.rs b/src/world.rs
index 315fa93..a10e4ae 100644
--- a/src/world.rs
+++ b/src/world.rs
@@ -13,6 +13,7 @@ pub struct World {
     pub over: bool,
     pub fitness: f32,
     pub track: bool,
+    color: Color,
 }
 
 impl World {
@@ -27,19 +28,18 @@ impl World {
                 Asteroid::new(AsteroidSize::Large),
                 Asteroid::new(AsteroidSize::Large),
             ],
+            color: Color::new(1., 1., 1., 0.4),
             ..Default::default()
         }
     }
 
     pub fn track(&mut self, track: bool) {
-        self.player.color = if track { Some(RED) } else { None };
-        for asteroid in &mut self.asteroids {
-            asteroid.color = if track {
-                Color::new(1., 0., 0., 0.8)
-            } else {
-                Color::new(1., 1., 1., 0.2)
-            };
-        }
+        self.track = track;
+        self.color = if track {
+            Color::new(0., 0.8, 0., 0.8)
+        } else {
+            Color::new(1., 1., 1., 0.4)
+        };
     }
 
     pub fn see_brain(&self) -> &NN {
@@ -112,9 +112,9 @@ impl World {
     }
 
     pub fn draw(&self, debug: bool) {
-        self.player.draw(debug);
+        self.player.draw(self.color, debug);
         for asteroid in &self.asteroids {
-            asteroid.draw();
+            asteroid.draw(self.color);
         }
         draw_text(
             &format!("{:.2}", self.fitness),
@@ -125,7 +125,7 @@ impl World {
         );
     }
 
-    pub fn draw_stats(&self, width: f32, height: f32) {
+    pub fn draw_stats(&self, width: f32, height: f32, rank: usize) {
         draw_rectangle_lines(-width * 0.5, -height * 0.5, width, height, 2., WHITE);
 
         let scale = 2.5;
@@ -197,5 +197,13 @@ impl World {
             130.,
             params,
         );
+        let str = &format!("RANK #{}", rank);
+        let w = measure_text(str, None, 64, 0.5);
+
+        draw_text_ex(str, -w.width * 0.5, -height * 0.35, {
+            let mut p = params.clone();
+            p.font_size = 64;
+            p
+        });
     }
 }