diff --git a/modules/models/arme.mjs b/modules/models/arme.mjs
index e8e6683..37a675e 100644
--- a/modules/models/arme.mjs
+++ b/modules/models/arme.mjs
@@ -1,17 +1,13 @@
 /**
  * Data model pour les armes MournbladeCYD2
  */
-export default class ArmeDataModel extends foundry.abstract.TypeDataModel {
+import { BaseItemWithPriceDataModel } from "./base-item.mjs";
+
+export default class ArmeDataModel extends BaseItemWithPriceDataModel {
   static defineSchema() {
     const fields = foundry.data.fields;
     return {
-      description: new fields.HTMLField({ initial: "" }),
-      prixpo: new fields.NumberField({ initial: 0, integer: true }),
-      prixca: new fields.NumberField({ initial: 0, integer: true }),
-      prixsc: new fields.NumberField({ initial: 0, integer: true }),
-      rarete: new fields.NumberField({ initial: 0, integer: true }),
-      quantite: new fields.NumberField({ initial: 1, integer: true }),
-      equipped: new fields.BooleanField({ initial: false }),
+      ...super.defineSchema(),
       typearme: new fields.StringField({ initial: "" }),
       armenaturelle: new fields.BooleanField({ initial: false }),
       armefortune: new fields.BooleanField({ initial: false }),
diff --git a/modules/models/base-item.mjs b/modules/models/base-item.mjs
index 31d83ef..6e60920 100644
--- a/modules/models/base-item.mjs
+++ b/modules/models/base-item.mjs
@@ -9,3 +9,21 @@ export default class BaseItemDataModel extends foundry.abstract.TypeDataModel {
     };
   }
 }
+
+/**
+ * Data model de base pour les items avec prix MournbladeCYD2
+ */
+export class BaseItemWithPriceDataModel extends BaseItemDataModel {
+  static defineSchema() {
+    const fields = foundry.data.fields;
+    return {
+      ...super.defineSchema(),
+      prixpo: new fields.NumberField({ initial: 0, integer: true }),
+      prixca: new fields.NumberField({ initial: 0, integer: true }),
+      prixsc: new fields.NumberField({ initial: 0, integer: true }),
+      rarete: new fields.NumberField({ initial: 0, integer: true }),
+      quantite: new fields.NumberField({ initial: 1, integer: true }),
+      equipped: new fields.BooleanField({ initial: false })
+    };
+  }
+}
diff --git a/modules/models/equipement.mjs b/modules/models/equipement.mjs
index a517d66..9708c2d 100644
--- a/modules/models/equipement.mjs
+++ b/modules/models/equipement.mjs
@@ -1,17 +1,13 @@
 /**
  * Data model pour les équipements MournbladeCYD2
  */
-export default class EquipementDataModel extends foundry.abstract.TypeDataModel {
+import { BaseItemWithPriceDataModel } from "./base-item.mjs";
+
+export default class EquipementDataModel extends BaseItemWithPriceDataModel {
   static defineSchema() {
     const fields = foundry.data.fields;
     return {
-      description: new fields.HTMLField({ initial: "" }),
-      prixpo: new fields.NumberField({ initial: 0, integer: true }),
-      prixca: new fields.NumberField({ initial: 0, integer: true }),
-      prixsc: new fields.NumberField({ initial: 0, integer: true }),
-      rarete: new fields.NumberField({ initial: 0, integer: true }),
-      quantite: new fields.NumberField({ initial: 1, integer: true }),
-      equipped: new fields.BooleanField({ initial: false })
+      ...super.defineSchema()
     };
   }
 }
diff --git a/modules/models/monnaie.mjs b/modules/models/monnaie.mjs
index 1856d17..8c6024b 100644
--- a/modules/models/monnaie.mjs
+++ b/modules/models/monnaie.mjs
@@ -1,17 +1,13 @@
 /**
  * Data model pour les monnaies MournbladeCYD2
  */
-export default class MonnaieDataModel extends foundry.abstract.TypeDataModel {
+import { BaseItemWithPriceDataModel } from "./base-item.mjs";
+
+export default class MonnaieDataModel extends BaseItemWithPriceDataModel {
   static defineSchema() {
     const fields = foundry.data.fields;
     return {
-      description: new fields.HTMLField({ initial: "" }),
-      prixpo: new fields.NumberField({ initial: 0, integer: true }),
-      prixca: new fields.NumberField({ initial: 0, integer: true }),
-      prixsc: new fields.NumberField({ initial: 0, integer: true }),
-      rarete: new fields.NumberField({ initial: 0, integer: true }),
-      quantite: new fields.NumberField({ initial: 1, integer: true }),
-      equipped: new fields.BooleanField({ initial: false })
+      ...super.defineSchema()
     };
   }
 }
diff --git a/modules/models/protection.mjs b/modules/models/protection.mjs
index edf8cec..1c753b8 100644
--- a/modules/models/protection.mjs
+++ b/modules/models/protection.mjs
@@ -1,17 +1,13 @@
 /**
  * Data model pour les protections MournbladeCYD2
  */
-export default class ProtectionDataModel extends foundry.abstract.TypeDataModel {
+import { BaseItemWithPriceDataModel } from "./base-item.mjs";
+
+export default class ProtectionDataModel extends BaseItemWithPriceDataModel {
   static defineSchema() {
     const fields = foundry.data.fields;
     return {
-      description: new fields.HTMLField({ initial: "" }),
-      prixpo: new fields.NumberField({ initial: 0, integer: true }),
-      prixca: new fields.NumberField({ initial: 0, integer: true }),
-      prixsc: new fields.NumberField({ initial: 0, integer: true }),
-      rarete: new fields.NumberField({ initial: 0, integer: true }),
-      quantite: new fields.NumberField({ initial: 1, integer: true }),
-      equipped: new fields.BooleanField({ initial: false }),
+      ...super.defineSchema(),
       protection: new fields.NumberField({ initial: 0, integer: true }),
       adversitepoids: new fields.NumberField({ initial: 0, integer: true })
     };
diff --git a/modules/mournblade-cyd2-actor.js b/modules/mournblade-cyd2-actor.js
index c00743c..6c19dad 100644
--- a/modules/mournblade-cyd2-actor.js
+++ b/modules/mournblade-cyd2-actor.js
@@ -634,9 +634,7 @@ export class MournbladeCYD2Actor extends Actor {
     let valueSC = 0
     for (let monnaie of this.items) {
       if (monnaie.type == "monnaie") {
-        valueSC += Number(monnaie.system.prixsc) * Number(monnaie.system.quantite)
-        valueSC += (Number(monnaie.system.prixca) * Number(monnaie.system.quantite)) * 10
-        valueSC += (Number(monnaie.system.prixpo) * Number(monnaie.system.quantite)) * 100
+        valueSC += MournbladeCYD2Utility.getItemValueSC(monnaie)
       }
     }
     return MournbladeCYD2Utility.computeMonnaieDetails(valueSC)
@@ -647,9 +645,7 @@ export class MournbladeCYD2Actor extends Actor {
     let valueSC = 0
     for (let equip of this.items) {
       if (equip.type == "equipement" || equip.type == "arme" || equip.type == "protection") {
-        valueSC += Number(equip.system.prixsc) * Number(equip.system.quantite ?? 1)
-        valueSC += (Number(equip.system.prixca) * Number(equip.system.quantite ?? 1)) * 10
-        valueSC += (Number(equip.system.prixpo) * Number(equip.system.quantite ?? 1)) * 100
+        valueSC += MournbladeCYD2Utility.getItemValueSC(equip)
       }
     }
     return MournbladeCYD2Utility.computeMonnaieDetails(valueSC)
diff --git a/modules/mournblade-cyd2-utility.js b/modules/mournblade-cyd2-utility.js
index 0ac5887..f8dc6b8 100644
--- a/modules/mournblade-cyd2-utility.js
+++ b/modules/mournblade-cyd2-utility.js
@@ -54,13 +54,49 @@ export class MournbladeCYD2Utility {
     // Conversion selon le lore Mournblade :
     // 1 SA (Sou d'Argent / Pièce d'Argent) = 10 PB (Pièces de Bronze / Sous de Cuivre)
     // 1 PO (Pièce d'Or) = 10 SA = 100 PB
-    // Donc : 1 CA = 10 SC, 1 PO = 100 SC
-    Handlebars.registerHelper('calculateItemValueSC', function (prixpo, prixca, prixsc) {
+    // Donc : 1 PA (Pièce d'Argent) = 10 SC, 1 PO (Pièce d'Or) = 100 SC
+    static calculateItemValueSC(prixpo, prixca, prixsc) {
       const po = parseInt(prixpo) || 0;
       const ca = parseInt(prixca) || 0;
       const sc = parseInt(prixsc) || 0;
       return po * 100 + ca * 10 + sc;
+    }
+
+    // Helper Handlebars pour les templates
+    Handlebars.registerHelper('calculateItemValueSC', function (prixpo, prixca, prixsc) {
+      return MournbladeCYD2Utility.calculateItemValueSC(prixpo, prixca, prixsc);
     });
+
+    // Helper pour localiser les valeurs d'allégeance
+    Handlebars.registerHelper('localizeAllegiance', function (value) {
+      if (!value) return value;
+      const allegianceMap = {
+        'tous': 'MNBL.all',
+        'chaos': 'MNBL.chaos',
+        'loi': 'MNBL.law',
+        'betes': 'MNBL.betes',
+        'elementaires': 'MNBL.elementaires',
+        'balance': 'MNBL.balance'
+      };
+      const key = allegianceMap[value?.toLowerCase?.()] || value;
+      return game.i18n?.localize?.(key) ?? value;
+    });
+
+    // Helper pour joindre les prédilections sans virgule superflue
+    Handlebars.registerHelper('joinPredilections', function (predilections) {
+      if (!predilections || !Array.isArray(predilections)) return '';
+      return predilections
+        .filter(pred => pred && pred.acquise && !pred.used)
+        .map(pred => pred.name)
+        .join(', ');
+    });
+
+    // Helper pour calculer la valeur SC d'un item avec quantité
+    static getItemValueSC(item) {
+      const value = this.calculateItemValueSC(item.system?.prixpo, item.system?.prixca, item.system?.prixsc);
+      const quantity = item.system?.quantite || 1;
+      return value * quantity;
+    }
     
     Handlebars.registerHelper('select', function(value, options) {
       const html = options.fn(this);
diff --git a/templates/actor-sheet.hbs b/templates/actor-sheet.hbs
index cdff436..a606877 100644
--- a/templates/actor-sheet.hbs
+++ b/templates/actor-sheet.hbs
@@ -273,11 +273,7 @@
                   data-attr-key="tochoose">{{skill.name}}</a></span>
 
                     <span class="predilection-text">
-                    {{#each skill.system.predilections as |pred key|}}
-                      {{#if (and pred.acquise (not pred.used))}}
-                        {{pred.name}}{{#unless (eq key (subtract skill.system.predilections.length 1))}}, {{/unless}}
-                      {{/if}}
-                    {{/each}}
+                      {{joinPredilections skill.system.predilections}}
                   </span>
               </div>
 
@@ -336,7 +332,7 @@
             <li class="item flexrow " data-item-id="{{don._id}}" data-item-type="don">
               <img class="item-name-img" src="{{don.img}}" />
               <span class="item-name-label competence-name">{{don.name}}</span>
-              <span class="item-field-label-short">{{don.system.allegeance}}</span>
+              <span class="item-field-label-short">{{localizeAllegiance don.system.allegeance}}</span>
               <div class="item-filler">&nbsp;</div>
               <div class="item-controls item-controls-fixed">
                 <a class="item-control" data-action="editItem" title="Edit Item"><i class="fas fa-edit"></i></a>
@@ -365,7 +361,7 @@
             <li class="item flexrow " data-item-id="{{pacte._id}}" data-item-type="pacte">
               <img class="item-name-img" src="{{pacte.img}}" />
               <span class="item-name-label competence-name">{{pacte.name}}</span>
-              <span class="item-field-label-short">{{pacte.system.allegeance}}</span>
+              <span class="item-field-label-short">{{localizeAllegiance pacte.system.allegeance}}</span>
               <div class="item-filler">&nbsp;</div>
               <div class="item-controls item-controls-fixed">
                 <a class="item-control" data-action="editItem" title="Edit Item"><i class="fas fa-edit"></i></a>
diff --git a/templates/creature-sheet.hbs b/templates/creature-sheet.hbs
index 6eab971..7f26c74 100644
--- a/templates/creature-sheet.hbs
+++ b/templates/creature-sheet.hbs
@@ -266,9 +266,7 @@
                   <a data-action="rollCompetence" data-attr-key="tochoose">{{skill.name}}</a>
                 </span>
                 <span class="predilection-text">
-                  {{#each skill.system.predilections as |pred key|}}
-                    {{#if (and pred.acquise (not pred.used))}}{{pred.name}}{{#unless (eq key (subtract skill.system.predilections.length 1))}}, {{/unless}}{{/if}}
-                  {{/each}}
+                  {{joinPredilections skill.system.predilections}}
                 </span>
               </div>
               <select class="status-small-label color-class-common edit-item-data competence-niveau"
diff --git a/templates/item-base-sheet.hbs b/templates/item-base-sheet.hbs
new file mode 100644
index 0000000..f011b5e
--- /dev/null
+++ b/templates/item-base-sheet.hbs
@@ -0,0 +1,21 @@
+<section>
+  {{> systems/fvtt-mournblade-cyd-2-0/templates/partial-item-header.hbs}}
+
+  {{> systems/fvtt-mournblade-cyd-2-0/templates/partial-item-nav.hbs}}
+
+  {{!-- Sheet Body --}}
+  <section class="sheet-body">
+
+    {{> systems/fvtt-mournblade-cyd-2-0/templates/partial-item-description.hbs}}
+
+    <div class="tab details" data-group="primary" data-tab="details">
+      {{! Content to be overridden by specific item templates }}
+    </div>
+
+    {{!-- Effects Tab --}}
+    <div class="tab effects" data-group="primary" data-tab="effects">
+      {{> systems/fvtt-mournblade-cyd-2-0/templates/partial-item-effects.hbs}}
+    </div>
+
+  </section>
+</section>
diff --git a/templates/item-equipement-sheet.hbs b/templates/item-equipement-sheet.hbs
index 631c807..8cecaef 100644
--- a/templates/item-equipement-sheet.hbs
+++ b/templates/item-equipement-sheet.hbs
@@ -24,4 +24,4 @@
     </div>
 
   </section>
-</section>
\ No newline at end of file
+</section>
diff --git a/templates/partial-item-prix.hbs b/templates/partial-item-prix.hbs
index 2d993b2..b5497fb 100644
--- a/templates/partial-item-prix.hbs
+++ b/templates/partial-item-prix.hbs
@@ -16,8 +16,7 @@
 </li>
 
 <li class="flexrow item">
-
-  <label class="generic-label item-field-label-long">Prix (PA) </label>
+  <label class="generic-label item-field-label-long">Prix </label>
 
   <input type="text" class="numeric-input item-field-label-short" name="system.prixpo" value="{{system.prixpo}}"
     data-dtype="Number" />
@@ -30,4 +29,8 @@
   <input type="text" class="numeric-input item-field-label-short" name="system.prixsc" value="{{system.prixsc}}"
     data-dtype="Number" />
   <label class="generic-label item-field-label-short">SC </label>
+</li>
+<li class="flexrow item">
+  <label class="generic-label item-field-label-long">Valeur totale </label>
+  <span class="item-field-label-long">{{calculateItemValueSC system.prixpo system.prixca system.prixsc}} SC</span>
 </li>
\ No newline at end of file