diff --git a/assets/bosses.json b/assets/bosses.json
index 17615e3..5d9a47d 100644
--- a/assets/bosses.json
+++ b/assets/bosses.json
@@ -1,12 +1,28 @@
 {
   "RAT_KING": {
-    "background": "boss_fight_background",
-    "weapon_sound": "Sword_Hit_2",
     "components": [
+      {"_type": "BossFight", "background": "boss_fight_background", "weapon_sound": "Sword_Hit_2"},
       {"_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": "Animation", "easing": 3, "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"}
     ]
+  },
+  "DEVILS_FINGERS": {
+    "components": [
+      {"_type": "BossFight",
+        "background": "devils_fingers_background",
+        "weapon_sound": "Sword_Hit_2"
+      },
+      {"_type": "Combat", "hp": 20, "max_hp": 20, "damage": 20, "dead": false},
+      {"_type": "Animation", "easing": 0, "ease_rate": 0.1,  "scale": 0.2, "simple": true, "frames": 2, "speed": 0.02, "scale": 0.2},
+      {"_type": "Sprite",
+        "name": "devils_fingers_sprite",
+        "width": 720,
+        "height": 720,
+        "scale": 1.0
+      },
+      {"_type": "Sound", "attack": "Spider_1", "death": "Spider_2"}
+    ]
   }
 }
diff --git a/assets/config.json b/assets/config.json
index a2a7c8d..4b45c4c 100644
--- a/assets/config.json
+++ b/assets/config.json
@@ -46,7 +46,9 @@
     "axe_ranger": "assets/axe_ranger-256.png",
     "hairy_spider": "assets/hairy_spider-256.png",
     "down_the_well": "assets/down_the_well.jpg",
-    "boss_fight_background": "assets/rat_king_boss_fight_background.jpg"
+    "boss_fight_background": "assets/rat_king_boss_fight_background.jpg",
+    "devils_fingers_background": "assets/devils_fingers_background.jpg",
+    "devils_fingers_sprite": "assets/devils_fingers_sprite.png"
   },
   "worldgen": {
     "enemy_probability": 80,
diff --git a/assets/devils_fingers_background.jpg b/assets/devils_fingers_background.jpg
new file mode 100644
index 0000000..7c87308
Binary files /dev/null and b/assets/devils_fingers_background.jpg differ
diff --git a/assets/devils_fingers_sprite.png b/assets/devils_fingers_sprite.png
new file mode 100644
index 0000000..3b0526e
Binary files /dev/null and b/assets/devils_fingers_sprite.png differ
diff --git a/boss_fight_ui.cpp b/boss_fight_ui.cpp
index f362869..d1c72d2 100644
--- a/boss_fight_ui.cpp
+++ b/boss_fight_ui.cpp
@@ -47,10 +47,8 @@ namespace gui {
   }
 
   void BossFightUI::configure_background() {
-    // FIX ME
-    // auto& config = $world->get_the<components::GameConfig>();
-    std::string boss_bg = "boss_fight_background";
-    $boss_background = textures::get(boss_bg);
+    auto& boss = $world->get<components::BossFight>($boss_id);
+    $boss_background = textures::get(boss.background);
     $boss_background.sprite->setPosition({BOSS_VIEW_X, BOSS_VIEW_Y});
     $status.world().set_the<Background>({$status.$parser});
   }
diff --git a/components.cpp b/components.cpp
index e5b3cbf..12ba26a 100644
--- a/components.cpp
+++ b/components.cpp
@@ -12,6 +12,7 @@ namespace components {
   }
 
   void configure(ComponentMap& component_map) {
+    components::enroll<BossFight>(component_map);
     components::enroll<Combat>(component_map);
     components::enroll<Loot>(component_map);
     components::enroll<Position>(component_map);
@@ -36,6 +37,8 @@ namespace components {
 
   float Animation::twitching() {
     switch(easing) {
+      case ease::NONE:
+        return 0.0;
       case ease::SINE:
         return ease::sine(float(frames) / subframe * ease_rate);
       case ease::OUT_CIRC:
diff --git a/components.hpp b/components.hpp
index b24b711..ad769d0 100644
--- a/components.hpp
+++ b/components.hpp
@@ -67,6 +67,11 @@ namespace components {
     int hp = 10;
   };
 
+  struct BossFight {
+    std::string background;
+    std::string weapon_sound;
+  };
+
   struct Combat {
     int hp;
     int max_hp;
@@ -122,6 +127,7 @@ namespace components {
   template <typename T> struct NameOf;
 
   ENROLL_COMPONENT(Tile, display, foreground, background);
+  ENROLL_COMPONENT(BossFight, background, weapon_sound);
   ENROLL_COMPONENT(Sprite, name, width, height, scale);
   ENROLL_COMPONENT(Curative, hp);
   ENROLL_COMPONENT(LightSource, strength, radius);
diff --git a/easings.hpp b/easings.hpp
index 6770b5d..5c6aa26 100644
--- a/easings.hpp
+++ b/easings.hpp
@@ -4,7 +4,7 @@
 namespace ease {
 
   enum Style {
-    SINE, OUT_CIRC, OUT_BOUNCE, IN_OUT_BACK, NONE
+    NONE, SINE, OUT_CIRC, OUT_BOUNCE, IN_OUT_BACK
   };
 
   inline double sine(double x) {
diff --git a/levelmanager.cpp b/levelmanager.cpp
index 5d2112d..5b72929 100644
--- a/levelmanager.cpp
+++ b/levelmanager.cpp
@@ -39,7 +39,7 @@ shared_ptr<gui::BossFightUI> LevelManager::create_bossfight(shared_ptr<DinkyECS:
   dbc::check(prev_world != nullptr, "Starter world for boss fights can't be null.");
   auto world = clone_load_world(prev_world);
   auto& config = prev_world->get_the<GameConfig>();
-  auto& boss_data = config.bosses["RAT_KING"];
+  auto& boss_data = config.bosses["DEVILS_FINGERS"];
   auto boss_id = world->entity();
   components::configure_entity($components, *world, boss_id, boss_data["components"]);