diff --git a/common/combat/vulnerable.trait.js b/common/combat/vulnerable.trait.js
index b19f7bb..d50a586 100644
--- a/common/combat/vulnerable.trait.js
+++ b/common/combat/vulnerable.trait.js
@@ -14,7 +14,6 @@ export class Vulnerable extends Trait {
 
   static defaultParams() {
     const emitDamage = buildInvoke(['entity', 'emitDamageParticle'], [
-      buildTraversal(['entity', 'position']),
       buildTraversal(['damage']),
     ]);
     const playDamagingSound = buildInvoke(['damage', 'from', 'playSound'], [
@@ -116,6 +115,61 @@ export class Vulnerable extends Trait {
     }
   }
 
+  hooks() {
+    return {
+
+      particles: () => {
+        return {
+          damage: {
+            traits: {
+              darkened: {
+                params: {
+                  isDarkened: false,
+                },
+              },
+              emitted: {
+                params: {
+                  alpha: {
+                    start: 1,
+                    end: 0,
+                  },
+                  force: [0, 1],
+                  velocity: [
+                    randomNumber(-0.5, 0.5),
+                    randomNumber(-1.25, -0.75)
+                  ],
+                  rotation: {
+                    start: 0,
+                    add: {
+                      min: -0.5,
+                      max: 0.5,
+                    },
+                  },
+                  scale: {
+                    start: 1,
+                    end: 1.25,
+                  },
+                },
+              },
+              existent: {},
+              layered: {},
+              listed: {},
+              positioned: {},
+              roomed: {},
+              visible: {
+                state: {
+                  zIndex: 65535,
+                }
+              },
+            },
+          },
+        }
+
+      },
+
+    }
+  }
+
   listeners() {
     return {
 
@@ -136,47 +190,11 @@ export class Vulnerable extends Trait {
   methods() {
     return {
 
-      emitDamageParticle: (position, damage) => {
-        const {amount, damageSpec, isDamage} = damage;
+      emitDamageParticle: (damage) => {
+        const {amount, isDamage} = damage;
         const fill = isDamage ? '#FF0000' : '#00FF77';
-
-        this.entity.emitParticleJson({
+        this.entity.emitParticle('damage', {
           traits: {
-            darkened: {
-              params: {
-                isDarkened: false,
-              },
-            },
-            emitted: {
-              params: {
-                alpha: {
-                  start: 1,
-                  end: 0,
-                },
-                force: [0, 1],
-                velocity: [
-                  randomNumber(-0.5, 0.5),
-                  randomNumber(-1.25, -0.75)
-                ],
-                position,
-                rotation: {
-                  start: 0,
-                  add: {
-                    min: -0.5,
-                    max: 0.5,
-                  },
-                },
-                scale: {
-                  start: 1,
-                  end: 1.25,
-                },
-              },
-            },
-            existent: {},
-            layered: {},
-            listed: {},
-            positioned: {},
-            roomed: {},
             textual: {
               state: {
                 text: amount,
@@ -188,14 +206,7 @@ export class Vulnerable extends Trait {
                 },
               },
             },
-            visible: {
-              state: {
-                zIndex: 65535,
-              }
-            },
           },
-        }).then((particle) => {
-          this.entity.list.addEntity(particle);
         });
       },