diff --git a/.gitmodules b/.gitmodules
index 7e95e64..4256800 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -13,6 +13,3 @@
 [submodule "external/ImFileDialog"]
 	path = external/ImFileDialog
 	url = https://github.com/dfranx/ImFileDialog.git
-[submodule "external/svector"]
-	path = external/svector
-	url = https://github.com/martinus/svector.git
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 37301d6..6098595 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -35,8 +35,6 @@ else ()
     message(STATUS "ccache not found")
 endif ()
 
-add_subdirectory(external/svector)
-
 option(BUILD_SHARED_LIBS "Build shared libraries" OFF)
 option(GLFW_BUILD_EXAMPLES "Build the GLFW example programs" OFF)
 option(GLFW_BUILD_TESTS "Build the GLFW test programs" OFF)
@@ -106,7 +104,7 @@ add_executable(BillySheet ${SOURCES})
 
 target_include_directories(BillySheet PRIVATE include include/imgui external/ImFileDialog)
 
-set_target_properties(BillySheet spdlog svector PROPERTIES
+set_target_properties(BillySheet spdlog PROPERTIES
                       CXX_STANDARD 17
                       CXX_STANDARD_REQUIRED ON
                       CXX_EXTENSIONS OFF
@@ -114,7 +112,7 @@ set_target_properties(BillySheet spdlog svector PROPERTIES
                       # UNITY_BUILD ON
 )
 
-set_target_properties(spdlog svector PROPERTIES UNITY_BUILD ON)
+set_target_properties(spdlog PROPERTIES UNITY_BUILD ON)
 
 set_target_properties(glfw PROPERTIES
                       C_STANDARD 11
@@ -124,35 +122,27 @@ set_target_properties(glfw PROPERTIES
                       UNITY_BUILD ON
 )
 
+set_target_properties(spdlog PROPERTIES UNITY_BUILD ON)
 
 target_compile_definitions(BillySheet PRIVATE
                            $<$<CONFIG:Debug>:_GLIBCXX_DEBUG>
                            $<$<CONFIG:Debug>:SPDLOG_ACTIVE_LEVEL=SPDLOG_LEVEL_DEBUG>
                            $<$<CONFIG:Release>:SPDLOG_ACTIVE_LEVEL=SPDLOG_LEVEL_ERROR>)
 
-target_compile_definitions(spdlog PRIVATE $<$<CONFIG:Debug>:_GLIBCXX_DEBUG>)
-target_compile_definitions(svector INTERFACE $<$<CONFIG:Debug>:_GLIBCXX_DEBUG>)
-target_compile_definitions(glfw PRIVATE $<$<CONFIG:Debug>:_GLIBCXX_DEBUG>)
+target_compile_definitions(spdlog PRIVATE
+                           $<$<CONFIG:Debug>:_GLIBCXX_DEBUG>)
+
+target_compile_definitions(glfw PRIVATE
+                           $<$<CONFIG:Debug>:_GLIBCXX_DEBUG>)
 
 target_compile_options(spdlog PRIVATE ${COMPILE_FLAGS})
-target_compile_options(svector INTERFACE ${COMPILE_FLAGS})
 target_compile_options(glfw PRIVATE ${COMPILE_FLAGS})
 target_compile_options(BillySheet PRIVATE ${COMPILE_FLAGS})
 
 target_link_options(spdlog PRIVATE ${LINKER_OPTIONS})
-target_link_options(svector INTERFACE ${LINKER_OPTIONS})
 target_link_options(glfw PRIVATE ${LINKER_OPTIONS})
 target_link_options(BillySheet PRIVATE ${LINKER_OPTIONS})
 
 target_link_libraries(spdlog PRIVATE ${LINKER_FLAGS})
-target_link_libraries(svector INTERFACE ${LINKER_FLAGS})
 target_link_libraries(glfw PRIVATE ${LINKER_FLAGS})
-target_link_libraries(BillySheet glfw
-                      spdlog::spdlog_header_only
-                      svector::svector
-                      OpenGL::OpenGL
-                      GLEW::GLEW
-                      nlohmann_json::nlohmann_json
-                      ${Boost_LIBRARIES}
-                      ${LINKER_FLAGS}
-)
+target_link_libraries(BillySheet glfw spdlog::spdlog_header_only OpenGL::OpenGL GLEW::GLEW nlohmann_json::nlohmann_json ${Boost_LIBRARIES} ${LINKER_FLAGS})
diff --git a/external/svector b/external/svector
deleted file mode 160000
index 74817cf..0000000
--- a/external/svector
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 74817cfbdbaceb415508de1ff10a0589bf8f25d7
diff --git a/include/billy_objects.hpp b/include/billy_objects.hpp
index 5b9b9c7..7b4b95b 100644
--- a/include/billy_objects.hpp
+++ b/include/billy_objects.hpp
@@ -10,7 +10,6 @@
 #include <functional>
 #include <variant>
 #include <string_view>
-#include <ankerl/svector.h>
 #include "characteristic/characteristic.hpp"
 
 // helper type for the visitor
@@ -46,7 +45,7 @@ namespace character {
     class BillyObjects final {
     public:
         using billyObject = std::variant<weapons, equipments, tools>;
-        using container = ankerl::svector<billyObject, 3>;
+        using container = std::array<billyObject, 3>;
 
         static constexpr std::string_view sword{ "Sword" };
         static constexpr std::string_view lance{ "Lance" };
@@ -69,7 +68,9 @@ namespace character {
 
         void pop_object(CharacterSheet &sheet) noexcept;
 
-        [[nodiscard]] const container &get_objects() const noexcept { return objects; }
+        [[nodiscard]] std::pair<const container &, std::int8_t> get_objects() const noexcept {
+            return { objects, end_object };
+        }
 
 //        void insert_weapon(weapons weapon, CharacterSheet &sheet) noexcept;
 
@@ -77,30 +78,34 @@ namespace character {
         container objects;
         std::plus<std::uint32_t> plus;
         std::minus<std::uint32_t> minus;
+        std::uint8_t end_object{ 0 };
 
         static void change_carac_weapon(const weapons &arg,
-                CharacterSheet &sheet,
-                characteristic::Characteristic &localHabilete,
-                characteristic::Characteristic &localAdresse,
-                characteristic::Characteristic &localEndurance,
-                const std::function<std::uint32_t(std::uint32_t, std::uint32_t)> &operation) noexcept;
+                                        CharacterSheet &sheet,
+                                        characteristic::Characteristic &localHabilete,
+                                        characteristic::Characteristic &localAdresse,
+                                        characteristic::Characteristic &localEndurance,
+                                        const std::function<std::uint32_t(std::uint32_t,
+                                                                          std::uint32_t)> &operation) noexcept;
 
         static void change_carac_equipment(const equipments &arg,
-                CharacterSheet &sheet,
-                characteristic::Characteristic &localHabilete,
-                characteristic::Characteristic &localAdresse,
-                characteristic::Characteristic &localEndurance,
-                characteristic::Characteristic &localChance,
-                const std::function<std::uint32_t(std::uint32_t, std::uint32_t)> &primary,
-                const std::function<std::uint32_t(std::uint32_t, std::uint32_t)> &complement) noexcept;
+                                           CharacterSheet &sheet,
+                                           characteristic::Characteristic &localHabilete,
+                                           characteristic::Characteristic &localAdresse,
+                                           characteristic::Characteristic &localEndurance,
+                                           characteristic::Characteristic &localChance,
+                                           const std::function<std::uint32_t(std::uint32_t, std::uint32_t)> &primary,
+                                           const std::function<std::uint32_t(std::uint32_t,
+                                                                             std::uint32_t)> &complement) noexcept;
 
         static void change_carac_tools(const tools &arg,
-                CharacterSheet &sheet,
-                characteristic::Characteristic &localHabilete,
-                characteristic::Characteristic &localAdresse,
-                characteristic::Characteristic &localEndurance,
-                characteristic::Characteristic &localChance,
-                const std::function<std::uint32_t(std::uint32_t, std::uint32_t)> &operation) noexcept;
+                                       CharacterSheet &sheet,
+                                       characteristic::Characteristic &localHabilete,
+                                       characteristic::Characteristic &localAdresse,
+                                       characteristic::Characteristic &localEndurance,
+                                       characteristic::Characteristic &localChance,
+                                       const std::function<std::uint32_t(std::uint32_t,
+                                                                         std::uint32_t)> &operation) noexcept;
     };
 }
 
diff --git a/include/character_sheet.hpp b/include/character_sheet.hpp
index cd608b9..b19ce82 100644
--- a/include/character_sheet.hpp
+++ b/include/character_sheet.hpp
@@ -45,8 +45,6 @@ namespace character {
 
         std::uint32_t damage{ 0 };
 
-        std::uint32_t critique{ 0 };
-
         std::uint32_t glory{ 0 };
 
         std::uint32_t money{ 0 };
diff --git a/include/characteristic/characteristic.hpp b/include/characteristic/characteristic.hpp
index d41000f..d52479c 100644
--- a/include/characteristic/characteristic.hpp
+++ b/include/characteristic/characteristic.hpp
@@ -25,9 +25,9 @@ namespace character::characteristic {
         Characteristic() noexcept = default;
 
         Characteristic(const std::uint32_t base,
-                const std::uint32_t carac,
-                const std::uint32_t materiel,
-                const std::uint32_t additional) noexcept:
+                       const std::uint32_t carac,
+                       const std::uint32_t materiel,
+                       const std::uint32_t additional) noexcept:
                 base(base), carac(carac), materiel(materiel), additional(additional) { (void) get_total(); }
 
         Characteristic(const Characteristic &charac) noexcept = default;
diff --git a/include/gui/menu/menu_data.hpp b/include/gui/menu/menu_data.hpp
index 883a316..d40bc1f 100644
--- a/include/gui/menu/menu_data.hpp
+++ b/include/gui/menu/menu_data.hpp
@@ -37,10 +37,10 @@ namespace gui::menu {
         [[nodiscard]] bool is_edit_mode() const { return edit_mode; }
 
         void set_save_path([[maybe_unused]] const Controller &controller,
-                const fs::path &savePath) const { save_path = savePath; }
+                           const fs::path &savePath) const { save_path = savePath; }
 
         void set_filename([[maybe_unused]] const Controller &controller,
-                const std::string &fileName) const { filename = fileName; }
+                          const std::string &fileName) const { filename = fileName; }
     };
 }
 
diff --git a/src/billy_objects.cpp b/src/billy_objects.cpp
index ad4146e..dd69c23 100644
--- a/src/billy_objects.cpp
+++ b/src/billy_objects.cpp
@@ -9,8 +9,9 @@ namespace character {
     using characteristic::Characteristic;
 
     void BillyObjects::push_object(const billyObject &object, CharacterSheet &sheet) noexcept {
-        if (objects.size() < 3) {
-            objects.emplace_back(object);
+        if (end_object < 3) {
+            objects.at(end_object) = object;
+            ++end_object;
 
             auto &local_habilete = static_cast<Characteristic &>(sheet.habilete);
             auto &local_adresse = static_cast<Characteristic &>(sheet.adresse);
@@ -25,32 +26,32 @@ namespace character {
                     [&](const equipments &arg) {
                         ++sheet.nb_equipments;
                         change_carac_equipment(arg,
-                                sheet,
-                                local_habilete,
-                                local_adresse,
-                                local_endurance,
-                                local_chance,
-                                plus,
-                                minus);
+                                               sheet,
+                                               local_habilete,
+                                               local_adresse,
+                                               local_endurance,
+                                               local_chance,
+                                               plus,
+                                               minus);
                     },
                     [&](const tools &arg) {
                         ++sheet.nb_tools;
                         change_carac_tools(arg,
-                                sheet,
-                                local_habilete,
-                                local_adresse,
-                                local_endurance,
-                                local_chance,
-                                plus);
+                                           sheet,
+                                           local_habilete,
+                                           local_adresse,
+                                           local_endurance,
+                                           local_chance,
+                                           plus);
                     },
             }, object);
         }
     }
 
     void BillyObjects::pop_object(CharacterSheet &sheet) noexcept {
-        if (!objects.empty()) {
-            const billyObject obj = objects.back();
-            objects.pop_back();
+        if (end_object > 0) {
+            const auto &obj = objects.at(end_object - 1);
+            --end_object;
 
             auto &local_habilete = static_cast<Characteristic &>(sheet.habilete);
             auto &local_adresse = static_cast<Characteristic &>(sheet.adresse);
@@ -65,35 +66,36 @@ namespace character {
                     [&](const equipments &arg) {
                         --sheet.nb_equipments;
                         change_carac_equipment(arg,
-                                sheet,
-                                local_habilete,
-                                local_adresse,
-                                local_endurance,
-                                local_chance,
-                                minus,
-                                plus);
+                                               sheet,
+                                               local_habilete,
+                                               local_adresse,
+                                               local_endurance,
+                                               local_chance,
+                                               minus,
+                                               plus);
                     },
                     [&](const tools &arg) {
                         --sheet.nb_tools;
                         change_carac_tools(arg,
-                                sheet,
-                                local_habilete,
-                                local_adresse,
-                                local_endurance,
-                                local_chance,
-                                minus);
+                                           sheet,
+                                           local_habilete,
+                                           local_adresse,
+                                           local_endurance,
+                                           local_chance,
+                                           minus);
                     }
             }, obj);
         }
     }
 
     void BillyObjects::change_carac_tools(const tools &arg,
-            CharacterSheet &sheet,
-            Characteristic &localHabilete,
-            Characteristic &localAdresse,
-            Characteristic &localEndurance,
-            Characteristic &localChance,
-            const std::function<std::uint32_t(std::uint32_t, std::uint32_t)> &operation) noexcept {
+                                          CharacterSheet &sheet,
+                                          Characteristic &localHabilete,
+                                          Characteristic &localAdresse,
+                                          Characteristic &localEndurance,
+                                          Characteristic &localChance,
+                                          const std::function<std::uint32_t(std::uint32_t,
+                                                                            std::uint32_t)> &operation) noexcept {
         switch (arg) {
             case tools::Fourche:
                 localHabilete.materiel = operation(localHabilete.materiel, 1);
@@ -112,13 +114,14 @@ namespace character {
     }
 
     void BillyObjects::change_carac_equipment(const equipments &arg,
-            CharacterSheet &sheet,
-            Characteristic &localHabilete,
-            Characteristic &localAdresse,
-            Characteristic &localEndurance,
-            Characteristic &localChance,
-            const std::function<std::uint32_t(std::uint32_t, std::uint32_t)> &primary,
-            const std::function<std::uint32_t(std::uint32_t, std::uint32_t)> &complement) noexcept {
+                                              CharacterSheet &sheet,
+                                              Characteristic &localHabilete,
+                                              Characteristic &localAdresse,
+                                              Characteristic &localEndurance,
+                                              Characteristic &localChance,
+                                              const std::function<std::uint32_t(std::uint32_t, std::uint32_t)> &primary,
+                                              const std::function<std::uint32_t(std::uint32_t,
+                                                                                std::uint32_t)> &complement) noexcept {
         switch (arg) {
             case equipments::Chainmail:
                 localHabilete.materiel = complement(localHabilete.materiel, 1);
@@ -140,11 +143,12 @@ namespace character {
     }
 
     void BillyObjects::change_carac_weapon(const weapons &arg,
-            CharacterSheet &sheet,
-            Characteristic &localHabilete,
-            Characteristic &localAdresse,
-            Characteristic &localEndurance,
-            const std::function<std::uint32_t(std::uint32_t, std::uint32_t)> &operation) noexcept {
+                                           CharacterSheet &sheet,
+                                           Characteristic &localHabilete,
+                                           Characteristic &localAdresse,
+                                           Characteristic &localEndurance,
+                                           const std::function<std::uint32_t(std::uint32_t,
+                                                                             std::uint32_t)> &operation) noexcept {
         switch (arg) {
             case weapons::Sword:
                 localHabilete.materiel = operation(localHabilete.materiel, 4);
diff --git a/src/gui/gui.cpp b/src/gui/gui.cpp
index 32f3f77..62a65ae 100644
--- a/src/gui/gui.cpp
+++ b/src/gui/gui.cpp
@@ -53,14 +53,13 @@ void gui::Gui::render_gui(const Controller &controller) {
         menu.gui();
 
         if (ImGui::BeginCombo("Classe",
-                GuiData::classes[static_cast<std::uint32_t>(data.billy.get_current_class())].data(),
-                ImGuiComboFlags_PopupAlignLeft)) {
+                              GuiData::classes[static_cast<std::uint32_t>(data.billy.get_current_class())].data(),
+                              ImGuiComboFlags_PopupAlignLeft)) {
             for (std::size_t i = 0; i < GuiData::classes.size(); ++i) {
                 const bool is_selected = (data.billy.get_current_class() == static_cast<character::classe>(i));
 
-                if (is_selected) {
+                if (is_selected)
                     ImGui::SetItemDefaultFocus();
-                }
             }
             ImGui::EndCombo();
         }
@@ -132,8 +131,8 @@ void gui::Gui::characteristic_gui(const Characteristic &characteristic) noexcept
 
 void gui::Gui::habilete_menu() noexcept {
     ImGui::BeginChild("habilete",
-            ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.2f),
-            ImGuiChildFlags_Border);
+                      ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.2f),
+                      ImGuiChildFlags_Border);
     ImGui::Text("Habileté");
     characteristic_gui(static_cast<const Characteristic &>(data.billy.get_habilete()));
     ImGui::EndChild();
@@ -141,8 +140,8 @@ void gui::Gui::habilete_menu() noexcept {
 
 void gui::Gui::adresse_menu() noexcept {
     ImGui::BeginChild("adresse",
-            ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.2f),
-            ImGuiChildFlags_Border);
+                      ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.2f),
+                      ImGuiChildFlags_Border);
     ImGui::Text("Adresse");
     characteristic_gui(static_cast<const Characteristic &>(data.billy.get_adresse()));
     ImGui::EndChild();
@@ -150,8 +149,8 @@ void gui::Gui::adresse_menu() noexcept {
 
 void gui::Gui::endurance_menu() noexcept {
     ImGui::BeginChild("endurance",
-            ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.2f),
-            ImGuiChildFlags_Border);
+                      ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.2f),
+                      ImGuiChildFlags_Border);
     ImGui::Text("Endurance");
     characteristic_gui(static_cast<const Characteristic &>(data.billy.get_endurance()));
     ImGui::EndChild();
@@ -159,25 +158,25 @@ void gui::Gui::endurance_menu() noexcept {
 
 void gui::Gui::chance_menu() noexcept {
     ImGui::BeginChild("chance",
-            ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.2f),
-            ImGuiChildFlags_Border);
+                      ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.2f),
+                      ImGuiChildFlags_Border);
     ImGui::Text("Chance");
-    characteristic_gui(static_cast<const Characteristic &>(data.billy.get_chance()));
+    characteristic_gui(static_cast<const Characteristic&>(data.billy.get_chance()));
     ImGui::EndChild();
 }
 
 void gui::Gui::stat_second_menu() noexcept {
     ImGui::BeginChild("stats secondaire",
-            ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.4f),
-            ImGuiChildFlags_Border);
+                      ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.4f),
+                      ImGuiChildFlags_Border);
     ImGui::Text("STAT. SECONDAIRES");
     ImGui::EndChild();
 }
 
 void gui::Gui::materiel_menu() noexcept {
     ImGui::BeginChild("materiel",
-            ImVec2(ImGui::GetWindowWidth() / 3, 0),
-            ImGuiChildFlags_Border | ImGuiChildFlags_AutoResizeY);
+                      ImVec2(ImGui::GetWindowWidth() / 3, 0),
+                      ImGuiChildFlags_Border | ImGuiChildFlags_AutoResizeY);
     ImGui::Text("Matériel");
 
     ImGui::BeginChild("weapons", ImVec2(0, 0), ImGuiChildFlags_Border | ImGuiChildFlags_AutoResizeY);
@@ -206,16 +205,16 @@ void gui::Gui::materiel_menu() noexcept {
 
 void gui::Gui::gloire_menu() noexcept {
     ImGui::BeginChild("gloire",
-            ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.1f),
-            ImGuiChildFlags_Border);
+                      ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.1f),
+                      ImGuiChildFlags_Border);
     ImGui::Text("Gloire");
     ImGui::EndChild();
 }
 
 void gui::Gui::richesse_menu() noexcept {
     ImGui::BeginChild("richesse",
-            ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.1f),
-            ImGuiChildFlags_Border);
+                      ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.1f),
+                      ImGuiChildFlags_Border);
     ImGui::Text("Richesse");
     ImGui::EndChild();
 }
diff --git a/src/gui/menu/menu.cpp b/src/gui/menu/menu.cpp
index d057959..3c79fd7 100644
--- a/src/gui/menu/menu.cpp
+++ b/src/gui/menu/menu.cpp
@@ -41,8 +41,8 @@ void gui::menu::Menu::gui() const noexcept {
             if (ImGui::MenuItem("Open file")) {
                 SPDLOG_DEBUG("Opening file");
                 ifd::FileDialog::Instance().Open(data.open_character_key,
-                        "Open a character sheet",
-                        "Character sheet (*.json){.json},.*");
+                                                 "Open a character sheet",
+                                                 "Character sheet (*.json){.json},.*");
                 SPDLOG_DEBUG("File opened");
             }
 
@@ -57,8 +57,8 @@ void gui::menu::Menu::gui() const noexcept {
             if (ImGui::MenuItem("Save as...")) {
                 SPDLOG_DEBUG("Saving with file dialog");
                 ifd::FileDialog::Instance().Save(data.save_character_key,
-                        "Save character sheet as...",
-                        "*.json {.json}");
+                                                 "Save character sheet as...",
+                                                 "*.json {.json}");
                 SPDLOG_DEBUG("File saved with dialog");
             }
 
diff --git a/src/gui/window.cpp b/src/gui/window.cpp
index 5f8cbe9..ade8de1 100644
--- a/src/gui/window.cpp
+++ b/src/gui/window.cpp
@@ -21,11 +21,11 @@ gui::Window::Window() {
     glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
     glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 0);
     wwindow = std::unique_ptr<GLFWwindow, decltype(&delete_glfw_window)>(glfwCreateWindow(720,
-                    1280,
-                    "Billy Sheet tracker",
-                    nullptr,
-                    nullptr),
-            delete_glfw_window);
+                                                                                          1280,
+                                                                                          "Billy Sheet tracker",
+                                                                                          nullptr,
+                                                                                          nullptr),
+                                                                         delete_glfw_window);
     if (!wwindow) {
         glfwTerminate();
         SPDLOG_CRITICAL("No GLFW window created, nullptr.");