diff --git a/lang/fr.json b/lang/fr.json
index 426f551..f87707c 100644
--- a/lang/fr.json
+++ b/lang/fr.json
@@ -59,6 +59,8 @@
     "duration": "Durée",
     "details": "Détails",
     "description": "Description",
+    "demon": "Démon",
+    "automata": "Automata",
     "elementaires": "Élémentaires",
     "elementslords": "Seigneurs des Éléments",
     "equipment": "Equipement",
diff --git a/modules/models/creature.mjs b/modules/models/creature.mjs
index 008b59a..9c3f3f3 100644
--- a/modules/models/creature.mjs
+++ b/modules/models/creature.mjs
@@ -109,7 +109,8 @@ export default class CreatureDataModel extends foundry.abstract.TypeDataModel {
       // Spécifique aux créatures
       ressources: new fields.SchemaField({
         value: new fields.NumberField({ initial: 0, integer: true })
-      })
+      }),
+      soustype: new fields.StringField({ initial: "" })
     };
   }
 }
diff --git a/modules/mournblade-cyd2-config.js b/modules/mournblade-cyd2-config.js
index ce1bd6f..63cc841 100644
--- a/modules/mournblade-cyd2-config.js
+++ b/modules/mournblade-cyd2-config.js
@@ -119,6 +119,12 @@ export const MOURNBLADECYD2_CONFIG = {
     { key: "personnage", label: "Personnage" },
     { key: "traitespece", label: "Trait d'espèce" }
   ],
+  optionsSousTypeCreature: [
+    { key: "", label: localizeOrFallback("MNBL.none", "Aucun") },
+    { key: "creature", label: localizeOrFallback("MNBL.creature", "Créature") },
+    { key: "demon", label: localizeOrFallback("MNBL.demon", "Démon") },
+    { key: "automata", label: localizeOrFallback("MNBL.automata", "Automata") }
+  ],
 
   // Configuration des ActiveEffects
   effectTypes: {
diff --git a/templates/creature-sheet.hbs b/templates/creature-sheet.hbs
index 7f26c74..1ba09ba 100644
--- a/templates/creature-sheet.hbs
+++ b/templates/creature-sheet.hbs
@@ -6,6 +6,12 @@
     <div class="header-banner">
       <img class="profile-img" src="{{actor.img}}" data-action="editImage" title="{{actor.name}}" />
       <h1 class="charname"><input name="name" type="text" value="{{actor.name}}" placeholder="Nom de la créature" /></h1>
+      <div class="header-subtitle">
+        <label>Sous-type: </label>
+        <select name="system.soustype">
+          {{selectOptions config.optionsSousTypeCreature selected=system.soustype valueAttr="key" nameAttr="key" labelAttr="label"}}
+        </select>
+      </div>
     </div>
 
     <div class="header-stat-cards">