diff --git a/assets/bosses.json b/assets/bosses.json
index bc419d3..17615e3 100644
--- a/assets/bosses.json
+++ b/assets/bosses.json
@@ -3,11 +3,9 @@
     "background": "boss_fight_background",
     "weapon_sound": "Sword_Hit_2",
     "components": [
-      {"_type": "Combat", "hp": 50, "max_hp": 50, "damage": 50, "dead": false},
-      {"_type": "Motion", "dx": 0, "dy": 0, "random": false},
-      {"_type": "EnemyConfig", "hearing_distance": 3},
-      {"_type": "Animation", "easing": 2, "ease_rate": 0.2,  "scale": 0.2, "simple": false, "frames": 2, "speed": 0.02},
-      {"_type": "Sprite", "name": "rat_king_boss", "width": 720, "height": 720},
+      {"_type": "Combat", "hp": 20, "max_hp": 20, "damage": 20, "dead": false},
+      {"_type": "Animation", "easing": 2, "ease_rate": 0.2,  "scale": 0.2, "simple": false, "frames": 2, "speed": 0.02, "scale": 0.2},
+      {"_type": "Sprite", "name": "rat_king_boss", "width": 720, "height": 720, "scale": 0.8},
       {"_type": "Sound", "attack": "Marmot_Scream_1", "death": "Creature_Death_1"}
     ]
   }
diff --git a/assets/devices.json b/assets/devices.json
index f5033ee..44482fc 100644
--- a/assets/devices.json
+++ b/assets/devices.json
@@ -14,7 +14,7 @@
       {"_type": "Device",
         "config": {"test": true},
         "events": ["Events::GUI::STAIRS_DOWN"]},
-      {"_type": "Sprite", "name": "well_down", "width": 256, "height": 256}
+      {"_type": "Sprite", "name": "well_down", "width": 256, "height": 256, "scale": 1.0}
     ]
   },
   "STAIRS_UP": {
@@ -31,7 +31,7 @@
       {"_type": "Device",
         "config": {"test": true},
         "events": ["Events::GUI::STAIRS_UP"]},
-      {"_type": "Sprite", "name": "rope_vines_up", "width": 256, "height": 256}
+      {"_type": "Sprite", "name": "rope_vines_up", "width": 256, "height": 256, "scale": 1.0}
     ]
   },
   "TRIPWIRE_TRAP": {
@@ -47,7 +47,7 @@
       {"_type": "Device",
         "config": {"test": true},
         "events": ["Events::GUI::TRAP"]},
-      {"_type": "Sprite", "name": "tripwire_trap", "width": 256, "height": 256}
+      {"_type": "Sprite", "name": "tripwire_trap", "width": 256, "height": 256, "scale": 1.0}
     ]
   }
 }
diff --git a/assets/enemies.json b/assets/enemies.json
index f639fd9..5ab6150 100644
--- a/assets/enemies.json
+++ b/assets/enemies.json
@@ -21,7 +21,7 @@
       {"_type": "Motion", "dx": 0, "dy": 0, "random": false},
       {"_type": "EnemyConfig", "hearing_distance": 5},
       {"_type": "Animation", "easing": 1, "ease_rate": 0.2,  "scale": 0.1, "simple": true, "frames": 10, "speed": 0.3},
-      {"_type": "Sprite", "name": "armored_knight", "width": 256, "height": 256, "width": 256, "height": 256},
+      {"_type": "Sprite", "name": "armored_knight", "width": 256, "height": 256, "width": 256, "height": 256, "scale": 1.0},
       {"_type": "Sound", "attack": "Sword_Hit_2", "death": "Humanoid_Death_1"}
     ]
   },
@@ -34,25 +34,11 @@
       {"_type": "Combat", "hp": 40, "max_hp": 40, "damage": 10, "dead": false},
       {"_type": "Motion", "dx": 0, "dy": 0, "random": true},
       {"_type": "EnemyConfig", "hearing_distance": 5},
-      {"_type": "Sprite", "name": "axe_ranger", "width": 256, "height": 256},
+      {"_type": "Sprite", "name": "axe_ranger", "width": 256, "height": 256, "scale": 1.0},
       {"_type": "Animation", "easing": 3, "ease_rate": 0.5,  "scale": 0.1, "simple": false, "frames": 2, "speed": 0.6},
       {"_type": "Sound", "attack": "Sword_Hit_2", "death": "Ranger_1"}
     ]
   },
-  "EVIL_EYE": {
-    "components": [
-      {"_type": "Tile", "display": "\u0758",
-        "foreground": [205, 164, 246],
-        "background": [30, 20, 75]
-      },
-      {"_type": "Combat", "hp": 50, "max_hp": 50, "damage": 50, "dead": false},
-      {"_type": "Motion", "dx": 0, "dy": 0, "random": false},
-      {"_type": "EnemyConfig", "hearing_distance": 5},
-      {"_type": "Sprite", "name": "evil_eye", "width": 256, "height": 256},
-      {"_type": "Animation", "easing": 3, "ease_rate": 0.1,  "scale": 0.1, "simple": false, "frames": 2, "speed": 0.1},
-      {"_type": "Sound", "attack": "Evil_Eye_Sound_2", "death": "Evil_Eye_Sound_1"}
-    ]
-  },
   "RAT_GIANT": {
     "components": [
       {"_type": "Tile", "display": "\u08ac",
@@ -63,7 +49,7 @@
       {"_type": "Motion", "dx": 0, "dy": 0, "random": false},
       {"_type": "EnemyConfig", "hearing_distance": 10},
       {"_type": "Animation", "easing": 3, "ease_rate": 0.5,  "scale": 0.1, "simple": true, "frames": 10, "speed": 1.0},
-      {"_type": "Sprite", "name": "rat_with_sword", "width": 256, "height": 256},
+      {"_type": "Sprite", "name": "rat_with_sword", "width": 256, "height": 256, "scale": 1.0},
       {"_type": "Sound", "attack": "Small_Rat", "death": "Creature_Death_1"}
     ]
   },
@@ -77,7 +63,7 @@
       {"_type": "Motion", "dx": 0, "dy": 0, "random": false},
       {"_type": "EnemyConfig", "hearing_distance": 10},
       {"_type": "Animation", "easing": 2, "ease_rate": 0.5,  "scale": 0.1, "simple": true, "frames": 10, "speed": 1.0},
-      {"_type": "Sprite", "name": "hairy_spider", "width": 256, "height": 256},
+      {"_type": "Sprite", "name": "hairy_spider", "width": 256, "height": 256, "scale": 1.0},
       {"_type": "Sound", "attack": "Spider_1", "death": "Spider_2"}
     ]
   }
diff --git a/assets/items.json b/assets/items.json
index f41c140..5bb7d4d 100644
--- a/assets/items.json
+++ b/assets/items.json
@@ -10,7 +10,7 @@
         "foreground": [24, 120, 189],
         "background": [230,120, 120]
       },
-      {"_type": "Sprite", "name": "torch_horizontal_floor", "width": 256, "height": 256},
+      {"_type": "Sprite", "name": "torch_horizontal_floor", "width": 256, "height": 256, "scale": 1.0},
       {"_type": "Sound", "attack": "pickup", "death": "blank"}
     ]
   },
@@ -25,7 +25,7 @@
         "foreground": [24, 120, 189],
         "background": [24, 120, 189]
       },
-      {"_type": "Sprite", "name": "cinqueda", "width": 256, "height": 256},
+      {"_type": "Sprite", "name": "cinqueda", "width": 256, "height": 256, "scale": 1.0},
       {"_type": "Sound", "attack": "pickup", "death": "blank"}
     ]
   },
@@ -39,7 +39,7 @@
         "background": [150, 100, 189]
       },
       {"_type": "Loot", "amount": 10},
-      {"_type": "Sprite", "name": "barrel_small", "width": 256, "height": 256},
+      {"_type": "Sprite", "name": "barrel_small", "width": 256, "height": 256, "scale": 1.0},
       {"_type": "Sound", "attack": "pickup", "death": "blank"}
     ],
     "inventory_count": 1
@@ -55,7 +55,7 @@
         "background": [24, 205, 210]
       },
       {"_type": "LightSource", "strength": 50, "radius": 2.8},
-      {"_type": "Sprite", "name": "torch_pillar", "width": 256, "height": 256},
+      {"_type": "Sprite", "name": "torch_pillar", "width": 256, "height": 256, "scale": 1.0},
       {"_type": "Sound", "attack": "pickup", "death": "blank"}
     ]
   },
@@ -70,7 +70,7 @@
         "background": [255, 205, 189]
       },
       {"_type": "Curative", "hp": 20},
-      {"_type": "Sprite", "name": "healing_potion_small", "width": 256, "height": 256},
+      {"_type": "Sprite", "name": "healing_potion_small", "width": 256, "height": 256, "scale": 1.0},
       {"_type": "Sound", "attack": "pickup", "death": "blank"}
     ]
   },
@@ -85,7 +85,7 @@
         "background": [24, 205, 189]
       },
       {"_type": "Loot", "amount": 10},
-      {"_type": "Sprite", "name": "grave_stone", "width": 256, "height": 256},
+      {"_type": "Sprite", "name": "grave_stone", "width": 256, "height": 256, "scale": 1.0},
       {"_type": "Sound", "attack": "pickup", "death": "blank"}
     ]
   }
diff --git a/boss_fight_ui.cpp b/boss_fight_ui.cpp
index 26e3fe9..da982e8 100644
--- a/boss_fight_ui.cpp
+++ b/boss_fight_ui.cpp
@@ -3,9 +3,10 @@
 #include "sound.hpp"
 
 namespace gui {
-  BossFightUI::BossFightUI(GameLevel level, std::string boss_name)
-    : $level(level),
-      $config($level.world->get_the<components::GameConfig>()),
+  using namespace guecs;
+
+  BossFightUI::BossFightUI(DinkyECS::World& world, std::string boss_name)
+    : $config(world.get_the<components::GameConfig>()),
       $boss_name(boss_name)
   {
     $status.position(0, 0, BOSS_VIEW_X, SCREEN_HEIGHT);
@@ -24,6 +25,7 @@ namespace gui {
       "[overlay_13|overlay_14|overlay_16]");
 
     $sounds = components::get<components::Sound>($config.bosses[boss_name]);
+    $combat = components::get<components::Combat>($config.bosses[boss_name]);
     $weapon_hit_sound = $config.bosses[$boss_name]["weapon_sound"];
   }
 
@@ -36,7 +38,7 @@ namespace gui {
     $boss_image = textures::get($sprite_config.name);
     sf::IntRect frame_rect{{0,0},{$sprite_config.width,$sprite_config.height}};
     $boss_image.sprite->setTextureRect(frame_rect);
-    $boss_image.sprite->setScale($scale);
+    $boss_image.sprite->setScale({$sprite_config.scale, $sprite_config.scale});
 
     auto bounds = $boss_image.sprite->getLocalBounds();
     auto bg_bounds = $boss_background.sprite->getLocalBounds();
@@ -60,7 +62,7 @@ namespace gui {
           [this, name](auto, auto){ fmt::println("STATUS: {}", name); }
       });
       if(name == "main_status") {
-        $status.set<Textual>(button, {fmt::format("HP: {}", $boss_hp)});
+        $status.set<Textual>(button, {fmt::format("HP: {}", $combat.hp)});
       } else {
         $status.set<Label>(button, {"Attack"});
       }
@@ -86,7 +88,7 @@ namespace gui {
 
   void BossFightUI::bounce_boss(sf::RenderWindow& window) {
     sf::IntRect frame_rect{{0,0},{$sprite_config.width,$sprite_config.height}};
-    auto scale = $scale;
+    sf::Vector2f scale{$sprite_config.scale, $sprite_config.scale};
     $animation.step(scale, frame_rect);
     $boss_image.sprite->setScale(scale);
 
@@ -111,7 +113,7 @@ namespace gui {
       window.draw(*$boss_image.sprite);
     }
 
-    if($boss_hp == 0) {
+    if($combat.hp == 0) {
       $overlay.show_label("overlay_1", "YOU WON!");
       $overlay.show_label("overlay_4", "CLICK TO CONTINUE...");
     }
@@ -129,18 +131,9 @@ namespace gui {
       $animation.play();
       sound::play("Sword_Hit_1");
       $boss_hit = !$boss_hit;
-      $boss_hp--;
+      $combat.hp--;
     }
 
     return false;
   }
-
-  void BossFightUI::update_level(GameLevel &level) {
-    $level = level;
-    $boss_hp = 10 * $level.index + 1;  // make him stronger
-    $boss_hit = false;
-    $overlay.close<Label>("overlay_1");
-    $overlay.close<Label>("overlay_4");
-    init();
-  }
 }
diff --git a/boss_fight_ui.hpp b/boss_fight_ui.hpp
index 81b8981..b434214 100644
--- a/boss_fight_ui.hpp
+++ b/boss_fight_ui.hpp
@@ -1,5 +1,4 @@
 #pragma once
-#include "levelmanager.hpp"
 #include <SFML/Graphics/RenderWindow.hpp>
 #include <SFML/Graphics/Font.hpp>
 #include "guecs.hpp"
@@ -14,20 +13,17 @@
 // Side panel = 300/1080
 
 namespace gui {
-  using namespace guecs;
   using std::string;
 
   class BossFightUI {
     public:
       sf::Clock $clock;
-      int $boss_hp = 10;
       bool $boss_hit = false;
-      sf::Vector2f $scale{0.8, 0.8};
       std::string $weapon_hit_sound;
+      components::Combat $combat;
       components::Sprite $sprite_config;
       components::Sound $sounds;
       components::Animation $animation;
-      GameLevel $level;
       components::GameConfig& $config;
       std::string $boss_name;
       guecs::UI $status;
@@ -35,14 +31,13 @@ namespace gui {
       textures::SpriteTexture $boss_image;
       textures::SpriteTexture $boss_background;
 
-      BossFightUI(GameLevel level, std::string boss_name);
+      BossFightUI(DinkyECS::World& world, std::string boss_name);
 
       void init();
       void render(sf::RenderWindow& window);
       bool mouse(float x, float y);
       void bounce_boss(sf::RenderWindow& window);
-      bool boss_dead() { return $boss_hp < 0; }
-      void update_level(GameLevel& level);
+      bool boss_dead() { return $combat.hp < 0; }
       void configure_sprite();
       void configure_background();
       void configure_gui();
diff --git a/components.hpp b/components.hpp
index 7f1fe04..b24b711 100644
--- a/components.hpp
+++ b/components.hpp
@@ -94,6 +94,7 @@ namespace components {
     string name;
     int width;
     int height;
+    float scale;
   };
 
   struct Sound {
@@ -121,7 +122,7 @@ namespace components {
   template <typename T> struct NameOf;
 
   ENROLL_COMPONENT(Tile, display, foreground, background);
-  ENROLL_COMPONENT(Sprite, name, width, height);
+  ENROLL_COMPONENT(Sprite, name, width, height, scale);
   ENROLL_COMPONENT(Curative, hp);
   ENROLL_COMPONENT(LightSource, strength, radius);
   ENROLL_COMPONENT(Weapon, damage);
diff --git a/gui_fsm.cpp b/gui_fsm.cpp
index 60e6653..6b0d84a 100644
--- a/gui_fsm.cpp
+++ b/gui_fsm.cpp
@@ -20,7 +20,6 @@ namespace gui {
     $map_ui($level),
     $combat_ui($level),
     $status_ui($level),
-    $boss_fight_ui($level, "RAT_KING"),
     $font{FONT_FILE_NAME}
     {
     }
@@ -50,7 +49,9 @@ namespace gui {
     $status_ui.init();
     $status_ui.log("Welcome to the game!");
     $status_ui.update();
-    $boss_fight_ui.init();
+
+    $boss_fight_ui = $levels.create_bossfight($level.world);
+    $boss_fight_ui->init();
 
     $renderer.init_terminal();
     $map_ui.create_render();
@@ -249,9 +250,9 @@ namespace gui {
         if(mouse->button == sf::Mouse::Button::Left) {
           sf::Vector2f pos = $window.mapPixelToCoords(mouse->position);
           if(in_state(State::NEXT_LEVEL)) {
-            $boss_fight_ui.mouse(pos.x, pos.y);
+            $boss_fight_ui->mouse(pos.x, pos.y);
 
-            if($boss_fight_ui.boss_dead()) {
+            if($boss_fight_ui->boss_dead()) {
               event(Event::STAIRS_DOWN);
             }
           } else {
@@ -315,7 +316,7 @@ namespace gui {
 
   void FSM::draw_gui() {
     if(in_state(State::NEXT_LEVEL)) {
-      $boss_fight_ui.render($window);
+      $boss_fight_ui->render($window);
     } else {
       $main_ui.render();
       $status_ui.render($window);
@@ -330,7 +331,7 @@ namespace gui {
       $renderer.draw($map_ui);
     } else if(in_state(State::NEXT_LEVEL)) {
       $window.clear();
-      $boss_fight_ui.render($window);
+      $boss_fight_ui->render($window);
     } else {
       draw_gui();
     }
@@ -422,7 +423,8 @@ namespace gui {
     $combat_ui.update_level($level);
     $map_ui.update_level($level);
     $main_ui.update_level($level);
-    $boss_fight_ui.update_level($level);
+    $boss_fight_ui = $levels.create_bossfight($level.world);
+    $boss_fight_ui->init();
 
     run_systems();
   }
diff --git a/gui_fsm.hpp b/gui_fsm.hpp
index d0bfaa6..726101a 100644
--- a/gui_fsm.hpp
+++ b/gui_fsm.hpp
@@ -52,10 +52,10 @@ namespace gui {
       MainUI $main_ui;
       SFMLRender $renderer;
       GameLevel $level;
+      shared_ptr<BossFightUI> $boss_fight_ui = nullptr;
       MapViewUI $map_ui;
       CombatUI $combat_ui;
       StatusUI $status_ui;
-      BossFightUI $boss_fight_ui;
       sf::Font $font;
 
       FSM();
diff --git a/levelmanager.cpp b/levelmanager.cpp
index fe72a1c..91412fd 100644
--- a/levelmanager.cpp
+++ b/levelmanager.cpp
@@ -21,6 +21,11 @@ LevelScaling LevelManager::scale_level() {
   };
 }
 
+shared_ptr<gui::BossFightUI> LevelManager::create_bossfight(shared_ptr<DinkyECS::World> prev_world) {
+  dbc::check(prev_world != nullptr, "Starter world for boss fights can't be null.");
+  return make_shared<gui::BossFightUI>(*prev_world, "RAT_KING");
+}
+
 size_t LevelManager::create_level(shared_ptr<DinkyECS::World> prev_world) {
   auto world = make_shared<DinkyECS::World>();
 
diff --git a/levelmanager.hpp b/levelmanager.hpp
index 4a95f8d..09e7f05 100644
--- a/levelmanager.hpp
+++ b/levelmanager.hpp
@@ -7,6 +7,7 @@
 #include <memory>
 #include "spatialmap.hpp"
 #include "components.hpp"
+#include "boss_fight_ui.hpp"
 
 using std::shared_ptr;
 
@@ -32,6 +33,7 @@ class LevelManager {
 
   LevelManager();
 
+  shared_ptr<gui::BossFightUI> create_bossfight(shared_ptr<DinkyECS::World> prev_world);
   size_t create_level(shared_ptr<DinkyECS::World> prev_world = nullptr);
   GameLevel &next();
   GameLevel &previous();
diff --git a/main_ui.cpp b/main_ui.cpp
index 6aaf6e1..08fd865 100644
--- a/main_ui.cpp
+++ b/main_ui.cpp
@@ -153,7 +153,7 @@ namespace gui {
   }
 
   void MainUI::dead_entity(DinkyECS::Entity entity) {
-    auto &sprite = $level.world->get<Sprite>(entity);
+    auto &sprite = $level.world->get<components::Sprite>(entity);
     $rayview.update_sprite(entity, sprite);
   }