diff --git a/include/billy_objects.hpp b/include/billy_objects.hpp
index 7b4b95b..f0f4260 100644
--- a/include/billy_objects.hpp
+++ b/include/billy_objects.hpp
@@ -64,15 +64,9 @@ namespace character {
 
         static std::string_view billy_object_to_string(const billyObject &object) noexcept;
 
-        void push_object(const billyObject &object, CharacterSheet &sheet) noexcept;
+        void add_object(const billyObject &object, CharacterSheet &sheet) noexcept;
 
-        void pop_object(CharacterSheet &sheet) noexcept;
-
-        [[nodiscard]] std::pair<const container &, std::int8_t> get_objects() const noexcept {
-            return { objects, end_object };
-        }
-
-//        void insert_weapon(weapons weapon, CharacterSheet &sheet) noexcept;
+        void insert_weapon(weapons weapon, CharacterSheet &sheet) noexcept;
 
     private:
         container objects;
@@ -80,8 +74,8 @@ namespace character {
         std::minus<std::uint32_t> minus;
         std::uint8_t end_object{ 0 };
 
-        static void change_carac_weapon(const weapons &arg,
-                                        CharacterSheet &sheet,
+        static void change_carac_weapon(CharacterSheet &sheet,
+                                        const weapons &arg,
                                         characteristic::Characteristic &localHabilete,
                                         characteristic::Characteristic &localAdresse,
                                         characteristic::Characteristic &localEndurance,
diff --git a/include/gui/gui.hpp b/include/gui/gui.hpp
index 60f8284..e2d718e 100644
--- a/include/gui/gui.hpp
+++ b/include/gui/gui.hpp
@@ -8,10 +8,6 @@ namespace fs = std::filesystem;
 
 class Controller;
 
-namespace character::characteristic {
-    class Characteristic;
-}
-
 namespace gui {
 
     class GuiData;
@@ -56,8 +52,6 @@ namespace gui {
         void render_gui(const Controller &controller);
 
         void render_gpu() const;
-
-        static void characteristic_gui(const character::characteristic::Characteristic &characteristic) noexcept;
     };
 }
 
diff --git a/src/billy_objects.cpp b/src/billy_objects.cpp
index dd69c23..914c380 100644
--- a/src/billy_objects.cpp
+++ b/src/billy_objects.cpp
@@ -8,10 +8,9 @@
 namespace character {
     using characteristic::Characteristic;
 
-    void BillyObjects::push_object(const billyObject &object, CharacterSheet &sheet) noexcept {
+    void BillyObjects::add_object(const billyObject &object, CharacterSheet &sheet) noexcept {
         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);
@@ -21,7 +20,7 @@ namespace character {
             std::visit(overloaded{
                     [&](const weapons &arg) {
                         ++sheet.nb_weapons;
-                        change_carac_weapon(arg, sheet, local_habilete, local_adresse, local_endurance, plus);
+                        change_carac_weapon(sheet, arg, local_habilete, local_adresse, local_endurance, plus);
                     },
                     [&](const equipments &arg) {
                         ++sheet.nb_equipments;
@@ -48,46 +47,6 @@ namespace character {
         }
     }
 
-    void BillyObjects::pop_object(CharacterSheet &sheet) noexcept {
-        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);
-            auto &local_endurance = static_cast<Characteristic &>(sheet.endurance);
-            auto &local_chance = static_cast<Characteristic &>(sheet.chance);
-
-            std::visit(overloaded{
-                    [&](const weapons &arg) {
-                        --sheet.nb_weapons;
-                        change_carac_weapon(arg, sheet, local_habilete, local_adresse, local_endurance, minus);
-                    },
-                    [&](const equipments &arg) {
-                        --sheet.nb_equipments;
-                        change_carac_equipment(arg,
-                                               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);
-                    }
-            }, obj);
-        }
-    }
-
     void BillyObjects::change_carac_tools(const tools &arg,
                                           CharacterSheet &sheet,
                                           Characteristic &localHabilete,
@@ -142,8 +101,8 @@ namespace character {
         }
     }
 
-    void BillyObjects::change_carac_weapon(const weapons &arg,
-                                           CharacterSheet &sheet,
+    void BillyObjects::change_carac_weapon(CharacterSheet &sheet,
+                                           const weapons &arg,
                                            Characteristic &localHabilete,
                                            Characteristic &localAdresse,
                                            Characteristic &localEndurance,
diff --git a/src/gui/gui.cpp b/src/gui/gui.cpp
index 62a65ae..000df05 100644
--- a/src/gui/gui.cpp
+++ b/src/gui/gui.cpp
@@ -7,10 +7,6 @@
 #include "gui/gui_data.hpp"
 #include "character_sheet.hpp"
 #include "controller.hpp"
-#include "billy_objects.hpp"
-#include "characteristic/characteristic.hpp"
-
-using character::characteristic::Characteristic;
 
 gui::Gui::Gui(Window &window, GuiData &data, menu::MenuData &menuData) :
         data(data), menu(menuData), font("font/DejaVuSans.ttf") {
@@ -115,106 +111,116 @@ void gui::Gui::render_gpu() const {
     }
 }
 
-void gui::Gui::characteristic_gui(const Characteristic &characteristic) noexcept {
-    int base = static_cast<int>(characteristic.get_base());
-    (void) ImGui::InputInt("Base", &base, 1, 100, ImGuiInputTextFlags_ReadOnly);
-
-    int carac = static_cast<int>(characteristic.get_carac());
-    (void) ImGui::InputInt("Carac", &carac, 1, 100, ImGuiInputTextFlags_ReadOnly);
-
-    int materiel = static_cast<int>(characteristic.get_materiel());
-    (void) ImGui::InputInt("Matériel", &materiel, 1, 100, ImGuiInputTextFlags_ReadOnly);
-
-    int additional = static_cast<int>(characteristic.get_additional());
-    (void) ImGui::InputInt("Additionnel", &additional, 1, 100, ImGuiInputTextFlags_ReadOnly);
-}
-
 void gui::Gui::habilete_menu() noexcept {
-    ImGui::BeginChild("habilete",
-                      ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.2f),
-                      ImGuiChildFlags_Border);
+    ImGui::BeginChild("habilete", ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.2f), true);
     ImGui::Text("Habileté");
-    characteristic_gui(static_cast<const Characteristic &>(data.billy.get_habilete()));
+    data.base.second = data.billy.get_habilete().get_base();
+    data.base.first = ImGui::InputInt("Base", reinterpret_cast<int *>(&data.base.second)) ? characChanged::Habilete
+                                                                                          : characChanged::None;
+
+    data.carac.second = data.billy.get_habilete().get_carac();
+    data.carac.first = ImGui::InputInt("Carac", reinterpret_cast<int *>(&data.carac.second)) ? characChanged::Habilete
+                                                                                             : characChanged::None;
+
+    data.materiel.second = data.billy.get_habilete().get_materiel();
+    data.materiel.first = ImGui::InputInt("Matériel", reinterpret_cast<int *>(&data.materiel.second))
+                          ? characChanged::Habilete : characChanged::None;
+
+    data.additional.second = data.billy.get_habilete().get_additional();
+    data.additional.first = ImGui::InputInt("Additionnel", reinterpret_cast<int *>(&data.additional.second)) ?
+                            characChanged::Habilete :
+                            characChanged::None;
     ImGui::EndChild();
 }
 
 void gui::Gui::adresse_menu() noexcept {
-    ImGui::BeginChild("adresse",
-                      ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.2f),
-                      ImGuiChildFlags_Border);
+    ImGui::BeginChild("adresse", ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.2f), true);
     ImGui::Text("Adresse");
-    characteristic_gui(static_cast<const Characteristic &>(data.billy.get_adresse()));
+    data.base.second = data.billy.get_adresse().get_base();
+    data.base.first = ImGui::InputInt("Base", reinterpret_cast<int *>(&data.base.second)) ? characChanged::Adresse
+                                                                                          : characChanged::None;
+
+    data.carac.second = data.billy.get_adresse().get_carac();
+    data.carac.first = ImGui::InputInt("Carac", reinterpret_cast<int *>(&data.carac.second)) ? characChanged::Adresse
+                                                                                             : characChanged::None;
+
+    data.materiel.second = data.billy.get_adresse().get_materiel();
+    data.materiel.first = ImGui::InputInt("Matériel", reinterpret_cast<int *>(&data.materiel.second))
+                          ? characChanged::Adresse : characChanged::None;
+
+    data.additional.second = data.billy.get_adresse().get_additional();
+    data.additional.first = ImGui::InputInt("Additionnel", reinterpret_cast<int *>(&data.additional.second)) ?
+                            characChanged::Adresse :
+                            characChanged::None;
     ImGui::EndChild();
 }
 
 void gui::Gui::endurance_menu() noexcept {
-    ImGui::BeginChild("endurance",
-                      ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.2f),
-                      ImGuiChildFlags_Border);
+    ImGui::BeginChild("endurance", ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.2f), true);
     ImGui::Text("Endurance");
-    characteristic_gui(static_cast<const Characteristic &>(data.billy.get_endurance()));
+
+    data.base.second = data.billy.get_endurance().get_base();
+    data.base.first = ImGui::InputInt("Base", reinterpret_cast<int *>(&data.base.second)) ? characChanged::Endurance
+                                                                                          : characChanged::None;
+
+    data.carac.second = data.billy.get_endurance().get_carac();
+    data.carac.first = ImGui::InputInt("Carac", reinterpret_cast<int *>(&data.carac.second)) ? characChanged::Endurance
+                                                                                             : characChanged::None;
+
+    data.materiel.second = data.billy.get_endurance().get_materiel();
+    data.materiel.first = ImGui::InputInt("Matériel", reinterpret_cast<int *>(&data.materiel.second)) ?
+                          characChanged::Endurance :
+                          characChanged::None;
+
+    data.additional.second = data.billy.get_endurance().get_additional();
+    data.additional.first = ImGui::InputInt("Additionnel", reinterpret_cast<int *>(&data.additional.second)) ?
+                            characChanged::Endurance :
+                            characChanged::None;
     ImGui::EndChild();
 }
 
 void gui::Gui::chance_menu() noexcept {
-    ImGui::BeginChild("chance",
-                      ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.2f),
-                      ImGuiChildFlags_Border);
+    ImGui::BeginChild("chance", ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.2f), true);
     ImGui::Text("Chance");
-    characteristic_gui(static_cast<const Characteristic&>(data.billy.get_chance()));
+    data.base.second = data.billy.get_chance().get_base();
+    data.base.first = ImGui::InputInt("Base", reinterpret_cast<int *>(&data.base.second)) ? characChanged::Chance
+                                                                                          : characChanged::None;
+
+    data.carac.second = data.billy.get_chance().get_carac();
+    data.carac.first = ImGui::InputInt("Carac", reinterpret_cast<int *>(&data.carac.second)) ? characChanged::Chance
+                                                                                             : characChanged::None;
+
+    data.materiel.second = data.billy.get_chance().get_materiel();
+    data.materiel.first = ImGui::InputInt("Matériel", reinterpret_cast<int *>(&data.materiel.second))
+                          ? characChanged::Chance : characChanged::None;
+
+    data.additional.second = data.billy.get_chance().get_additional();
+    data.additional.first = ImGui::InputInt("Additionnel", reinterpret_cast<int *>(&data.additional.second)) ?
+                            characChanged::Chance :
+                            characChanged::None;
     ImGui::EndChild();
 }
 
 void gui::Gui::stat_second_menu() noexcept {
-    ImGui::BeginChild("stats secondaire",
-                      ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.4f),
-                      ImGuiChildFlags_Border);
+    ImGui::BeginChild("stats secondaire", ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.4f), true);
     ImGui::Text("STAT. SECONDAIRES");
     ImGui::EndChild();
 }
 
 void gui::Gui::materiel_menu() noexcept {
-    ImGui::BeginChild("materiel",
-                      ImVec2(ImGui::GetWindowWidth() / 3, 0),
-                      ImGuiChildFlags_Border | ImGuiChildFlags_AutoResizeY);
+    ImGui::BeginChild("materiel", ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.2f), true);
     ImGui::Text("Matériel");
-
-    ImGui::BeginChild("weapons", ImVec2(0, 0), ImGuiChildFlags_Border | ImGuiChildFlags_AutoResizeY);
-    ImGui::Text(character::BillyObjects::sword.data());
-    ImGui::Text(character::BillyObjects::lance.data());
-    ImGui::Text(character::BillyObjects::morgenstern.data());
-    ImGui::Text(character::BillyObjects::bow.data());
-    ImGui::EndChild();
-
-    ImGui::BeginChild("equipments", ImVec2(0, 0), ImGuiChildFlags_Border | ImGuiChildFlags_AutoResizeY);
-    ImGui::Text(character::BillyObjects::chainmail.data());
-    ImGui::Text(character::BillyObjects::cooking_pot.data());
-    ImGui::Text(character::BillyObjects::pamphlet_tourist.data());
-    ImGui::Text(character::BillyObjects::medic_kit.data());
-    ImGui::EndChild();
-
-    ImGui::BeginChild("tools", ImVec2(0, 0), ImGuiChildFlags_Border | ImGuiChildFlags_AutoResizeY);
-    ImGui::Text(character::BillyObjects::fourche.data());
-    ImGui::Text(character::BillyObjects::dagger.data());
-    ImGui::Text(character::BillyObjects::rock_climbing_kit.data());
-    ImGui::Text(character::BillyObjects::sack_of_grain.data());
-    ImGui::EndChild();
-
     ImGui::EndChild();
 }
 
 void gui::Gui::gloire_menu() noexcept {
-    ImGui::BeginChild("gloire",
-                      ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.1f),
-                      ImGuiChildFlags_Border);
+    ImGui::BeginChild("gloire", ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.1f), true);
     ImGui::Text("Gloire");
     ImGui::EndChild();
 }
 
 void gui::Gui::richesse_menu() noexcept {
-    ImGui::BeginChild("richesse",
-                      ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.1f),
-                      ImGuiChildFlags_Border);
+    ImGui::BeginChild("richesse", ImVec2(ImGui::GetWindowWidth() / 3, ImGui::GetWindowHeight() * 0.1f), true);
     ImGui::Text("Richesse");
     ImGui::EndChild();
 }