diff --git a/module/rdd-bonus.js b/module/rdd-bonus.js
index c8fe7668..1207dcb2 100644
--- a/module/rdd-bonus.js
+++ b/module/rdd-bonus.js
@@ -32,7 +32,7 @@ export class RdDBonus {
     let dmg = { total: 0 };
     if (rollData.arme && rollData.arme.name.toLowerCase() == "esquive") {
       // Specific case management
-      ui.notifications.warn("Calcul de bonus dégats sur eswquive");
+      ui.notifications.warn("Calcul de bonus dégats sur esquive !");
     } else {
       dmg.dmgArme = RdDBonus._dmgArme(rollData);
       dmg.penetration = RdDBonus._peneration(rollData);
@@ -74,9 +74,15 @@ export class RdDBonus {
 
   /* -------------------------------------------- */
   static _dmgArme(rollData) {
-    return rollData.arme == undefined ? 0 : (rollData.arme.data.dommagesReels ?? Number(rollData.arme.data.dommages ?? 0));
+    let dmg1 = 0;
+    if ( rollData.arme) {
+      dmg1 = rollData.arme.data.dommagesReels ?? Number(rollData.arme.data.dommages ?? 0);
+      dmg1 += (rollData.arme.data.magique) ? rollData.arme.data.ecaille_efficacite : 0;
+    }
+    return dmg1;
   }
 
+  /* -------------------------------------------- */
   static _peneration(rollData) {
     return parseInt(rollData.arme?.data.penetration ?? 0);
   }
diff --git a/module/rdd-combat.js b/module/rdd-combat.js
index 98556587..e1808d6a 100644
--- a/module/rdd-combat.js
+++ b/module/rdd-combat.js
@@ -756,21 +756,43 @@ export class RdDCombat {
         defenderRoll.show = defenderRoll.show || {}
 
         const dmg = attackerRoll.dmg.dmgArme + attackerRoll.dmg.dmgActor;
-        let resistance = Misc.toInt(defenderRoll.arme.data.resistance);
+        let arme = defenderRoll.arme;
         let msg = "";
-        // Jet de résistance de l'arme de parade (p.132)
-        let resistRoll = await RdDResolutionTable.rollData({
-          caracValue: resistance,
-          finalLevel: - dmg,
-          showDice: false
-        });
-        if (resistRoll.rolled.isSuccess) { // Perte de résistance
-          defenderRoll.show.deteriorationArme = 'resiste';
+        if ( arme.data.magique ) {
+          defenderRoll.show.deteriorationArme = 'resiste'; // Par défaut
+          if (arme.data.resistance_magique == undefined) arme.data.resistance_magique = 0; // Quick fix
+          if ( dmg > arme.data.resistance_magique) { // Jet uniquement si dommages supérieur à résistance magique (cf. 274)
+            let resistance = Misc.toInt(arme.data.resistance);
+            // Jet de résistance de l'arme de parade (p.132)
+            let resistRoll = await RdDResolutionTable.rollData({
+              caracValue: resistance,
+              finalLevel: - dmg,
+              showDice: false
+            });
+            if ( !resistRoll.rolled.isSuccess) { 
+              let perteResistance = ( dmg -  arme.data.resistance_magique)
+              resistance -= perteResistance;
+              defenderRoll.show.deteriorationArme = resistance <= 0 ? 'brise': 'perte';
+              defenderRoll.show.perteResistance = perteResistance;
+              this.defender.updateEmbeddedEntity("OwnedItem", { _id: defenderRoll.arme._id, 'data.resistance': resistance });
+            }
+          } 
         } else {
-          resistance -= dmg;
-          defenderRoll.show.deteriorationArme = resistance <= 0 ? 'brise': 'perte';
-          defenderRoll.show.perteResistance = dmg;
-          this.defender.updateEmbeddedEntity("OwnedItem", { _id: defenderRoll.arme._id, 'data.resistance': resistance });
+          let resistance = Misc.toInt(arme.data.resistance);
+          // Jet de résistance de l'arme de parade (p.132)
+          let resistRoll = await RdDResolutionTable.rollData({
+            caracValue: resistance,
+            finalLevel: - dmg,
+            showDice: false
+          });
+          if (resistRoll.rolled.isSuccess) { // Perte de résistance
+            defenderRoll.show.deteriorationArme = 'resiste';
+          } else {
+            resistance -= dmg;
+            defenderRoll.show.deteriorationArme = resistance <= 0 ? 'brise': 'perte';
+            defenderRoll.show.perteResistance = dmg;
+            this.defender.updateEmbeddedEntity("OwnedItem", { _id: defenderRoll.arme._id, 'data.resistance': resistance });
+          }
         }
         // Si l'arme de parade n'est pas un bouclier, jet de désarmement (p.132)
         if (ReglesOptionelles.isUsing('defenseurDesarme') && resistance > 0 && RdDItemArme.getCategorieParade(defenderRoll.arme) != 'boucliers') {
diff --git a/module/rdd-roll.js b/module/rdd-roll.js
index 53033711..6a931db8 100644
--- a/module/rdd-roll.js
+++ b/module/rdd-roll.js
@@ -191,6 +191,7 @@ export class RdDRoll extends Dialog {
     });
   }
 
+  /* -------------------------------------------- */
   async updateRollResult() {
     let rollData = this.rollData;
 
@@ -235,6 +236,7 @@ export class RdDRoll extends Dialog {
   }
 
 
+  /* -------------------------------------------- */
   async buildAjustements(rollData){
     const html = await renderTemplate(`systems/foundryvtt-reve-de-dragon/templates/dialog-roll-ajustements.html`, rollData);
     return html;
@@ -244,7 +246,6 @@ export class RdDRoll extends Dialog {
   _computeFinalLevel(rollData) {
     return RollDataAjustements.sum(rollData.ajustements);
   }
-
   /* -------------------------------------------- */
   _computeDiffCompetence(rollData) {
     if (rollData.competence) {
@@ -265,6 +266,7 @@ export class RdDRoll extends Dialog {
     return diffLibre;
   }
 
+  /* -------------------------------------------- */
   _computeMalusArmure(rollData) {
     let malusArmureValue = 0;
     if (rollData.malusArmureValue && (rollData.selectedCarac.label == "Agilité" || rollData.selectedCarac.label == "Dérobée")) {
diff --git a/module/rolldata-ajustements.js b/module/rolldata-ajustements.js
index e432fec1..32c8837f 100644
--- a/module/rolldata-ajustements.js
+++ b/module/rolldata-ajustements.js
@@ -93,6 +93,12 @@ export const referenceAjustements = {
     getLabel: (rollData, actor) => Misc.getFractionHtml(rollData.diviseurSignificative),
     getDescr: (rollData, actor) => rollData.diviseurSignificative > 1 ? `Facteur significative <span class="rdd-diviseur">&times;${Misc.getFractionHtml(rollData.diviseurSignificative)}</span>` : ''
   },
+  isEcaille: {
+    isVisible: (rollData, actor) => rollData.arme && rollData.arme.data.magique && Number(rollData.arme.data.ecaille_efficacite) > 0,
+    isUsed: (rollData, actor) => rollData.arme && rollData.arme.data.magique && Number(rollData.arme.data.ecaille_efficacite) > 0,
+    getLabel: (rollData, actor) => "Ecaille d'Efficacité: ",
+    getValue: (rollData, actor) => (rollData.arme && rollData.arme.data.magique && Number(rollData.arme.data.ecaille_efficacite) > 0) ? rollData.arme.data.ecaille_efficacite : 0,
+  },
   finesse: {
     isUsed: (rollData, actor) => RdDBonus.isDefenseAttaqueFinesse(rollData),
     getDescr: (rollData, actor) => 'Attaque particulière en finesse',
diff --git a/system.json b/system.json
index c773a057..e2a08005 100644
--- a/system.json
+++ b/system.json
@@ -2,11 +2,11 @@
   "name": "foundryvtt-reve-de-dragon",
   "title": "Rêve de Dragon",
   "description": "Rêve de Dragon RPG for FoundryVTT",
-  "version": "1.3.5",
+  "version": "1.3.6",
   "manifestPlusVersion": "1.0.0",
   "minimumCoreVersion": "0.7.5",
   "compatibleCoreVersion": "0.7.9",
-  "templateVersion": 85,
+  "templateVersion": 86,
   "author": "LeRatierBretonnien",
   "authors": [
     { 
diff --git a/template.json b/template.json
index b7e9b81f..d687c6ef 100644
--- a/template.json
+++ b/template.json
@@ -595,12 +595,15 @@
     "competence": "",
     "cout": 0,
     "portee_courte": 0,
+    "magique": false,
+    "ecaille_efficacite": 0,
+    "resistance_magique": 0,
     "portee_moyenne": 0,
     "portee_extreme": 0,
     "rapide": false,
     "deuxmains": false,
     "unemain": false
-    },
+  },
   "munition": {
     "description": "",
     "quantite": 1,
diff --git a/templates/dialog-roll-ajustements.html b/templates/dialog-roll-ajustements.html
index e555db73..b249f046 100644
--- a/templates/dialog-roll-ajustements.html
+++ b/templates/dialog-roll-ajustements.html
@@ -21,4 +21,5 @@
     Significative requise <span class="rdd-diviseur">&times;{{{ajustements.facteurSign.label}}}</span>!
   </span>
   {{/if}}
+
 </div>
\ No newline at end of file
diff --git a/templates/item-arme-sheet.html b/templates/item-arme-sheet.html
index 3e41f4b7..0fd1743e 100644
--- a/templates/item-arme-sheet.html
+++ b/templates/item-arme-sheet.html
@@ -72,6 +72,18 @@
         <label for="xp">Prix (sols) </label>
         <input class="attribute-value" type="text" name="data.cout" value="{{data.cout}}" data-dtype="Number"/>
       </div>
+      <div class="form-group">
+        <label for="xp">Magique ? </label>
+        <input class="attribute-value" type="checkbox" name="data.magique"  {{#if data.magique}}checked{{/if}}/>
+      </div>
+      <div class="form-group">
+        <label for="penetration">Résistance magique </label>
+        <input class="attribute-value" type="text" name="data.resistance_magique" value="{{data.resistance_magique}}" data-dtype="Number"/>
+      </div>
+      <div class="form-group">
+        <label for="penetration">Nombre d'Ecailles d'Efficacité </label>
+        <input class="attribute-value" type="text" name="data.ecaille_efficacite" value="{{data.ecaille_efficacite}}" data-dtype="Number"/>
+      </div>
       <div class="flexcol">
         <span><label>Description : </label></span>
         <div class="form-group editor">