diff --git a/game/graphics.cc b/game/graphics.cc
index 9ea247f..5c55c92 100644
--- a/game/graphics.cc
+++ b/game/graphics.cc
@@ -35,231 +35,7 @@ Graphics::Graphics(glm::uvec2 windowSize, float nearPlane,
 Graphics::Graphics() {
 }
 
-Graphics::Graphics(const Graphics &other) {
-    std::lock_guard<std::mutex> lock(other.init_mutex);
-    lastLightUpdate             = other.lastLightUpdate;
-    lastWindUpdate              = other.lastWindUpdate;
-    windTarget                  = other.windTarget;
-    wind                        = other.wind;
-    windDirection               = other.windDirection;
-    windDirectionTarget         = other.windDirectionTarget;
-    textureMovementPosition     = other.textureMovementPosition;
-    windowSize                  = other.windowSize;
-    nearPlane                   = other.nearPlane;
-    farPlane                    = other.farPlane;
-    loadingScreenPath           = other.loadingScreenPath;
-    loadingScreenContinuePath   = other.loadingScreenContinuePath;
-    loadingScreen               = other.loadingScreen;
-    loadingContinueScreen       = other.loadingContinueScreen;
-    closestLights               = other.closestLights;
-    closestFlames               = other.closestFlames;
-    loadingShader               = other.loadingShader;
-    lightingShader              = other.lightingShader;
-    skydomeShader               = other.skydomeShader;
-    depthCubeShader             = other.depthCubeShader;
-    depthShader                 = other.depthShader;
-    flameShader                 = other.flameShader;
-    flamePostShader             = other.flamePostShader;
-    depth_directionalMaps       = other.depth_directionalMaps;
-    framebuffer_directional     = other.framebuffer_directional;
-    depth_cubeMaps              = other.depth_cubeMaps;
-    framebuffer_cube            = other.framebuffer_cube;
-    framebuffer_light           = other.framebuffer_light;
-    light_fbo_color_texture     = other.light_fbo_color_texture;
-    light_fbo_depth_texture     = other.light_fbo_depth_texture;
-    fullscreen_quad             = other.fullscreen_quad;
-    fullscreen_quad_ab          = other.fullscreen_quad_ab;
-    fullscreen_quad_loading     = other.fullscreen_quad_loading;
-    fullscreen_quad_ab_loading  = other.fullscreen_quad_ab_loading;
-    cube_size                   = other.cube_size;
-    maxShadowRenderCount        = other.maxShadowRenderCount;
-    level                       = other.level;
-    number_of_texture_units     = other.number_of_texture_units;
-    gameStart                   = other.gameStart;
-    loadingScreenWidth          = other.loadingScreenWidth;
-    loadingScreenHeight         = other.loadingScreenHeight;
-    renderShadows               = other.renderShadows;
-    renderFlames                = other.renderFlames;
-    renderDebug                 = other.renderDebug;
-    renderWorld                 = other.renderWorld;
-    debugDrawer                 = other.debugDrawer;
-    debug_ab                    = other.debug_ab;
-    debug_vao                   = other.debug_vao;
-    debugShader                 = other.debugShader;
-    renderQueue                 = other.renderQueue;
-}
-
-Graphics::Graphics(Graphics &&other) {
-    std::lock_guard<std::mutex> lock(other.init_mutex);
-    lastLightUpdate             = std::move(other.lastLightUpdate);
-    lastWindUpdate              = std::move(other.lastWindUpdate);
-    windTarget                  = std::move(other.windTarget);
-    wind                        = std::move(other.wind);
-    windDirection               = std::move(other.windDirection);
-    windDirectionTarget         = std::move(other.windDirectionTarget);
-    textureMovementPosition     = std::move(other.textureMovementPosition);
-    windowSize                  = std::move(other.windowSize);
-    nearPlane                   = std::move(other.nearPlane);
-    farPlane                    = std::move(other.farPlane);
-    loadingScreenPath           = std::move(other.loadingScreenPath);
-    loadingScreenContinuePath   = std::move(other.loadingScreenContinuePath);
-    loadingScreen               = std::move(other.loadingScreen);
-    loadingContinueScreen       = std::move(other.loadingContinueScreen);
-    closestLights               = std::move(other.closestLights);
-    closestFlames               = std::move(other.closestFlames);
-    loadingShader               = std::move(other.loadingShader);
-    lightingShader              = std::move(other.lightingShader);
-    skydomeShader               = std::move(other.skydomeShader);
-    depthCubeShader             = std::move(other.depthCubeShader);
-    depthShader                 = std::move(other.depthShader);
-    flameShader                 = std::move(other.flameShader);
-    flamePostShader             = std::move(other.flamePostShader);
-    depth_directionalMaps       = std::move(other.depth_directionalMaps);
-    framebuffer_directional     = std::move(other.framebuffer_directional);
-    depth_cubeMaps              = std::move(other.depth_cubeMaps);
-    framebuffer_cube            = std::move(other.framebuffer_cube);
-    framebuffer_light           = std::move(other.framebuffer_light);
-    light_fbo_color_texture     = std::move(other.light_fbo_color_texture);
-    light_fbo_depth_texture     = std::move(other.light_fbo_depth_texture);
-    fullscreen_quad             = std::move(other.fullscreen_quad);
-    fullscreen_quad_ab          = std::move(other.fullscreen_quad_ab);
-    fullscreen_quad_loading     = std::move(other.fullscreen_quad_loading);
-    fullscreen_quad_ab_loading  = std::move(other.fullscreen_quad_ab_loading);
-    cube_size                   = std::move(other.cube_size);
-    maxShadowRenderCount        = std::move(other.maxShadowRenderCount);
-    level                       = std::move(other.level);
-    number_of_texture_units     = std::move(other.number_of_texture_units);
-    gameStart                   = std::move(other.gameStart);
-    loadingScreenWidth          = std::move(other.loadingScreenWidth);
-    loadingScreenHeight         = std::move(other.loadingScreenHeight);
-    renderShadows               = std::move(other.renderShadows);
-    renderFlames                = std::move(other.renderFlames);
-    renderDebug                 = std::move(other.renderDebug);
-    renderWorld                 = std::move(other.renderWorld);
-    debugDrawer                 = std::move(other.debugDrawer);
-    debug_ab                    = std::move(other.debug_ab);
-    debug_vao                   = std::move(other.debug_vao);
-    debugShader                 = std::move(other.debugShader);
-    renderQueue                 = std::move(other.renderQueue);
-}
-
-Graphics& Graphics::operator= (const Graphics &other) {
-    std::lock(init_mutex, other.init_mutex);
-    std::lock_guard<std::mutex> self_lock(init_mutex, std::adopt_lock);
-    std::lock_guard<std::mutex> other_lock(other.init_mutex, std::adopt_lock);
-    lastLightUpdate             = other.lastLightUpdate;
-    lastWindUpdate              = other.lastWindUpdate;
-    windTarget                  = other.windTarget;
-    wind                        = other.wind;
-    windDirection               = other.windDirection;
-    windDirectionTarget         = other.windDirectionTarget;
-    textureMovementPosition     = other.textureMovementPosition;
-    windowSize                  = other.windowSize;
-    nearPlane                   = other.nearPlane;
-    farPlane                    = other.farPlane;
-    loadingScreenPath           = other.loadingScreenPath;
-    loadingScreenContinuePath   = other.loadingScreenContinuePath;
-    loadingScreen               = other.loadingScreen;
-    loadingContinueScreen       = other.loadingContinueScreen;
-    closestLights               = other.closestLights;
-    closestFlames               = other.closestFlames;
-    loadingShader               = other.loadingShader;
-    lightingShader              = other.lightingShader;
-    skydomeShader               = other.skydomeShader;
-    depthCubeShader             = other.depthCubeShader;
-    depthShader                 = other.depthShader;
-    flameShader                 = other.flameShader;
-    flamePostShader             = other.flamePostShader;
-    depth_directionalMaps       = other.depth_directionalMaps;
-    framebuffer_directional     = other.framebuffer_directional;
-    depth_cubeMaps              = other.depth_cubeMaps;
-    framebuffer_cube            = other.framebuffer_cube;
-    framebuffer_light           = other.framebuffer_light;
-    light_fbo_color_texture     = other.light_fbo_color_texture;
-    light_fbo_depth_texture     = other.light_fbo_depth_texture;
-    fullscreen_quad             = other.fullscreen_quad;
-    fullscreen_quad_ab          = other.fullscreen_quad_ab;
-    fullscreen_quad_loading     = other.fullscreen_quad_loading;
-    fullscreen_quad_ab_loading  = other.fullscreen_quad_ab_loading;
-    cube_size                   = other.cube_size;
-    maxShadowRenderCount        = other.maxShadowRenderCount;
-    level                       = other.level;
-    number_of_texture_units     = other.number_of_texture_units;
-    gameStart                   = other.gameStart;
-    loadingScreenWidth          = other.loadingScreenWidth;
-    loadingScreenHeight         = other.loadingScreenHeight;
-    renderShadows               = other.renderShadows;
-    renderFlames                = other.renderFlames;
-    renderDebug                 = other.renderDebug;
-    renderWorld                 = other.renderWorld;
-    debugDrawer                 = other.debugDrawer;
-    debug_ab                    = other.debug_ab;
-    debug_vao                   = other.debug_vao;
-    debugShader                 = other.debugShader;
-    renderQueue                 = other.renderQueue;
-    return *this;
-}
-
-Graphics& Graphics::operator= (Graphics &&other) {
-    std::lock(init_mutex, other.init_mutex);
-    std::lock_guard<std::mutex> self_lock(init_mutex, std::adopt_lock);
-    std::lock_guard<std::mutex> other_lock(other.init_mutex, std::adopt_lock);
-    lastLightUpdate             = std::move(other.lastLightUpdate);
-    lastWindUpdate              = std::move(other.lastWindUpdate);
-    windTarget                  = std::move(other.windTarget);
-    wind                        = std::move(other.wind);
-    windDirection               = std::move(other.windDirection);
-    windDirectionTarget         = std::move(other.windDirectionTarget);
-    textureMovementPosition     = std::move(other.textureMovementPosition);
-    windowSize                  = std::move(other.windowSize);
-    nearPlane                   = std::move(other.nearPlane);
-    farPlane                    = std::move(other.farPlane);
-    loadingScreenPath           = std::move(other.loadingScreenPath);
-    loadingScreenContinuePath   = std::move(other.loadingScreenContinuePath);
-    loadingScreen               = std::move(other.loadingScreen);
-    loadingContinueScreen       = std::move(other.loadingContinueScreen);
-    closestLights               = std::move(other.closestLights);
-    closestFlames               = std::move(other.closestFlames);
-    loadingShader               = std::move(other.loadingShader);
-    lightingShader              = std::move(other.lightingShader);
-    skydomeShader               = std::move(other.skydomeShader);
-    depthCubeShader             = std::move(other.depthCubeShader);
-    depthShader                 = std::move(other.depthShader);
-    flameShader                 = std::move(other.flameShader);
-    flamePostShader             = std::move(other.flamePostShader);
-    depth_directionalMaps       = std::move(other.depth_directionalMaps);
-    framebuffer_directional     = std::move(other.framebuffer_directional);
-    depth_cubeMaps              = std::move(other.depth_cubeMaps);
-    framebuffer_cube            = std::move(other.framebuffer_cube);
-    framebuffer_light           = std::move(other.framebuffer_light);
-    light_fbo_color_texture     = std::move(other.light_fbo_color_texture);
-    light_fbo_depth_texture     = std::move(other.light_fbo_depth_texture);
-    fullscreen_quad             = std::move(other.fullscreen_quad);
-    fullscreen_quad_ab          = std::move(other.fullscreen_quad_ab);
-    fullscreen_quad_loading     = std::move(other.fullscreen_quad_loading);
-    fullscreen_quad_ab_loading  = std::move(other.fullscreen_quad_ab_loading);
-    cube_size                   = std::move(other.cube_size);
-    maxShadowRenderCount        = std::move(other.maxShadowRenderCount);
-    level                       = std::move(other.level);
-    number_of_texture_units     = std::move(other.number_of_texture_units);
-    gameStart                   = std::move(other.gameStart);
-    loadingScreenWidth          = std::move(other.loadingScreenWidth);
-    loadingScreenHeight         = std::move(other.loadingScreenHeight);
-    renderShadows               = std::move(other.renderShadows);
-    renderFlames                = std::move(other.renderFlames);
-    renderDebug                 = std::move(other.renderDebug);
-    renderWorld                 = std::move(other.renderWorld);
-    debugDrawer                 = std::move(other.debugDrawer);
-    debug_ab                    = std::move(other.debug_ab);
-    debug_vao                   = std::move(other.debug_vao);
-    debugShader                 = std::move(other.debugShader);
-    renderQueue                 = std::move(other.renderQueue);
-    return *this;
-}
-
-
 void Graphics::init(Level* level) {
-    std::lock_guard<std::mutex> lock(init_mutex);
     // save Level
     this->level = level;
 
@@ -474,7 +250,6 @@ void Graphics::bindTextureUnits(){
 }
 
 void Graphics::renderLoadingScreen() {
-    std::lock_guard<std::mutex> lock(init_mutex);
     loadingScreen = Texture2DFileManager::the()->get(Texture2DCreator(loadingScreenPath));
     loadingScreen->generateMipmaps();
     loadingScreen->setMinFilter(GL_NEAREST_MIPMAP_LINEAR);
@@ -540,7 +315,6 @@ glm::uvec2 Graphics::getWindowSize() {
 void Graphics::render(double time)
 {
     if (!gameStart) {
-        std::lock_guard<std::mutex> lock(init_mutex);
         glBindFramebuffer(GL_FRAMEBUFFER, 0);
         glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
         loadingShader->use();
@@ -854,7 +628,6 @@ void Graphics::updateLights() {
 }
 
 void Graphics::resize(glm::uvec2 windowSize) {
-    std::lock_guard<std::mutex> lock(init_mutex);
     this->windowSize = windowSize;
     if (gameStart) {
         for (unsigned int i = 0; i<depth_directionalMaps.size(); i++) {
diff --git a/game/graphics.hh b/game/graphics.hh
index cdfc5f3..5a54e27 100644
--- a/game/graphics.hh
+++ b/game/graphics.hh
@@ -92,7 +92,6 @@ class Graphics {
         SharedVertexArrayObject debug_vao;
         SharedShaderProgram debugShader;
         std::vector<std::vector<std::vector<Object*>>*> renderQueue;
-        mutable std::mutex init_mutex;
 };
 
 #endif
diff --git a/game/level.cc b/game/level.cc
index 4f6149d..9b982c3 100644
--- a/game/level.cc
+++ b/game/level.cc
@@ -10,136 +10,6 @@ Level::Level(std::string xmlFilePath) {
     this->xmlFilePath = xmlFilePath;
 }
 
-Level::Level(const Level &&other) {
-    std::lock_guard<std::mutex> lock(other.light_mutex);
-    luaState = std::move(other.luaState);
-    crossChunkObjects = std::move(other.crossChunkObjects);
-    sortedCrossChunkObjects = std::move(other.sortedCrossChunkObjects);
-    allObjects = std::move(other.allObjects);
-    physicsObjects = std::move(other.physicsObjects);
-    chunks = std::move(other.chunks);
-    lights = std::move(other.lights);
-    closestLights = std::move(other.closestLights);
-    triggers = std::move(other.triggers);
-    waterPlane = std::move(other.waterPlane);
-    ambientLight = std::move(other.ambientLight);
-    fogColourDay = std::move(other.fogColourDay);
-    fogColourRise = std::move(other.fogColourRise);
-    fogColourNight = std::move(other.fogColourNight);
-    directionalLight = std::move(other.directionalLight);
-    cameraCenter = std::move(other.cameraCenter);
-    playerIndex = std::move(other.playerIndex);
-    skydome = std::move(other.skydome);
-    physics = std::move(other.physics);
-    camera = std::move(other.camera);
-    terrain = std::move(other.terrain);
-    skydomeSize = std::move(other.skydomeSize);
-    strength = std::move(other.strength);
-    xmlFilePath = std::move(other.xmlFilePath);
-    nextLightPosition = std::move(other.nextLightPosition);
-    chunkSize = std::move(other.chunkSize);
-    farPlane = std::move(other.farPlane);
-}
-
-Level::Level(const Level &other) {
-    std::lock_guard<std::mutex> lock(other.light_mutex);
-    luaState = other.luaState;
-    crossChunkObjects = other.crossChunkObjects;
-    sortedCrossChunkObjects = other.sortedCrossChunkObjects;
-    allObjects = other.allObjects;
-    physicsObjects = other.physicsObjects;
-    chunks = other.chunks;
-    lights = other.lights;
-    closestLights = other.closestLights;
-    triggers = other.triggers;
-    waterPlane = other.waterPlane;
-    ambientLight = other.ambientLight;
-    fogColourDay = other.fogColourDay;
-    fogColourRise = other.fogColourRise;
-    fogColourNight = other.fogColourNight;
-    directionalLight = other.directionalLight;
-    cameraCenter = other.cameraCenter;
-    playerIndex = other.playerIndex;
-    skydome = other.skydome;
-    physics = other.physics;
-    camera = other.camera;
-    terrain = other.terrain;
-    skydomeSize = other.skydomeSize;
-    strength = other.strength;
-    xmlFilePath = other.xmlFilePath;
-    nextLightPosition = other.nextLightPosition;
-    chunkSize = other.chunkSize;
-    farPlane = other.farPlane;
-}
-
-Level& Level::operator= (const Level &other) {
-    std::lock(light_mutex, other.light_mutex);
-    std::lock_guard<std::mutex> self_lock(light_mutex, std::adopt_lock);
-    std::lock_guard<std::mutex> other_lock(other.light_mutex, std::adopt_lock);
-    luaState = other.luaState;
-    crossChunkObjects = other.crossChunkObjects;
-    sortedCrossChunkObjects = other.sortedCrossChunkObjects;
-    allObjects = other.allObjects;
-    physicsObjects = other.physicsObjects;
-    chunks = other.chunks;
-    lights = other.lights;
-    closestLights = other.closestLights;
-    triggers = other.triggers;
-    waterPlane = other.waterPlane;
-    ambientLight = other.ambientLight;
-    fogColourDay = other.fogColourDay;
-    fogColourRise = other.fogColourRise;
-    fogColourNight = other.fogColourNight;
-    directionalLight = other.directionalLight;
-    cameraCenter = other.cameraCenter;
-    playerIndex = other.playerIndex;
-    skydome = other.skydome;
-    physics = other.physics;
-    camera = other.camera;
-    terrain = other.terrain;
-    skydomeSize = other.skydomeSize;
-    strength = other.strength;
-    xmlFilePath = other.xmlFilePath;
-    nextLightPosition = other.nextLightPosition;
-    chunkSize = other.chunkSize;
-    farPlane = other.farPlane;
-    return *this;
-}
-
-Level& Level::operator= (const Level &&other) {
-    std::lock(light_mutex, other.light_mutex);
-    std::lock_guard<std::mutex> self_lock(light_mutex, std::adopt_lock);
-    std::lock_guard<std::mutex> other_lock(other.light_mutex, std::adopt_lock);
-    luaState = std::move(other.luaState);
-    crossChunkObjects = std::move(other.crossChunkObjects);
-    sortedCrossChunkObjects = std::move(other.sortedCrossChunkObjects);
-    allObjects = std::move(other.allObjects);
-    physicsObjects = std::move(other.physicsObjects);
-    chunks = std::move(other.chunks);
-    lights = std::move(other.lights);
-    closestLights = std::move(other.closestLights);
-    triggers = std::move(other.triggers);
-    waterPlane = std::move(other.waterPlane);
-    ambientLight = std::move(other.ambientLight);
-    fogColourDay = std::move(other.fogColourDay);
-    fogColourRise = std::move(other.fogColourRise);
-    fogColourNight = std::move(other.fogColourNight);
-    directionalLight = std::move(other.directionalLight);
-    cameraCenter = std::move(other.cameraCenter);
-    playerIndex = std::move(other.playerIndex);
-    skydome = std::move(other.skydome);
-    physics = std::move(other.physics);
-    camera = std::move(other.camera);
-    terrain = std::move(other.terrain);
-    skydomeSize = std::move(other.skydomeSize);
-    strength = std::move(other.strength);
-    xmlFilePath = std::move(other.xmlFilePath);
-    nextLightPosition = std::move(other.nextLightPosition);
-    chunkSize = std::move(other.chunkSize);
-    farPlane = std::move(other.farPlane);
-    return *this;
-}
-
 Level::Level() {
 }
 
@@ -372,7 +242,6 @@ glm::vec3 Level::getAmbientLight() {
 }
 
 std::vector<Light*>* Level::getLights() {
-    std::lock_guard<std::mutex> lock(light_mutex);
     return &lights;
 }
 
@@ -509,7 +378,6 @@ void Level::setCameraCenter(Object* object) {
 }
 
 void Level::addLight(Light light) {
-    std::lock_guard<std::mutex> lock(light_mutex);
     Light *add_light = new Light(light);
     this->lights.push_back(add_light);
 }
@@ -519,13 +387,11 @@ void Level::preloadLightPosition(float xPos, float yPos, float zPos){
 }
 
 void Level::addLightByParameters(float redColour, float greenColour, float blueColour,  float intensity, float flameYOffset, float flameHeight, float flameWidth){
-    std::lock_guard<std::mutex> lock(light_mutex);
     glm::vec3 colour = glm::vec3(redColour, greenColour, blueColour);
     this->lights.push_back(new Light(nextLightPosition, colour, intensity, flameYOffset, flameHeight, flameWidth));
 }
 
 void Level::deleteFourLights(){
-    std::lock_guard<std::mutex> lock(light_mutex);
     int indice = lights.size()-4;
     lights.erase(lights.begin() + indice);
     lights.erase(lights.begin() + indice);
@@ -616,7 +482,6 @@ bool Level::compareLightDistances(Light* a, Light* b) {
 }
 
 std::vector<Light*>* Level::getClosestLights() {
-    std::lock_guard<std::mutex> lock(light_mutex);
     closestLights = std::vector<Light*>(lights);
     std::sort(closestLights.begin(),
         closestLights.end(),
diff --git a/game/level.hh b/game/level.hh
index bc3e060..b1a4855 100644
--- a/game/level.hh
+++ b/game/level.hh
@@ -118,7 +118,6 @@ class Level {
         int chunkSize;
         float farPlane;
         bool compareLightDistances(Light* a, Light* b);
-        mutable std::mutex light_mutex;
 };
 
 #endif