diff --git a/app/imports/api/engine/actions/applyPropertyByType/applyBuff.js b/app/imports/api/engine/actions/applyPropertyByType/applyBuff.js
index 697d1a6c..32d9f35a 100644
--- a/app/imports/api/engine/actions/applyPropertyByType/applyBuff.js
+++ b/app/imports/api/engine/actions/applyPropertyByType/applyBuff.js
@@ -7,8 +7,10 @@ import CreatureProperties from '/imports/api/creature/creatureProperties/Creatur
 import computedSchemas from '/imports/api/properties/computedPropertySchemasIndex.js';
 import applyFnToKey from '/imports/api/engine/computation/utility/applyFnToKey.js';
 import { get } from 'lodash';
-import resolve, { map } from '/imports/parser/resolve.js';
+import resolve, { map, toString } from '/imports/parser/resolve.js';
+import symbol from '/imports/parser/parseTree/symbol.js';
 import logErrors from './shared/logErrors.js';
+import cyrb53 from '/imports/api/engine/computation/utility/cyrb53.js';
 
 export default function applyBuff(node, {creature, targets, scope, log}){
   const prop = node.node;
@@ -63,7 +65,7 @@ function crystalizeVariables({propList, scope, log}){
       applyFnToKey(prop, calcKey, (prop, key) => {
         const calcObj = get(prop, key);
         if (!calcObj?.parseNode) return;
-        map(calcObj.parseNode, node => {
+        calcObj.parseNode = map(calcObj.parseNode, node => {
           // Skip nodes that aren't symbols or accessors
           if (
             node.parseType !== 'accessor' && node.parseType !== 'symbol'
@@ -73,6 +75,9 @@ function crystalizeVariables({propList, scope, log}){
             // strip $target
             if (node.parseType === 'accessor'){
               node.name = node.path.shift();
+              if (!node.path.length){
+                return symbol.create({name: node.name})
+              }
             } else {
               // Can't strip symbols
               log.content.push({
@@ -88,6 +93,8 @@ function crystalizeVariables({propList, scope, log}){
             return result;
           }
         });
+        calcObj.calculation = toString(calcObj.parseNode);
+        calcObj.hash = cyrb53(calcObj.calculation);
       });
     });
   });
diff --git a/app/imports/ui/properties/treeNodeViews/TreeNodeView.vue b/app/imports/ui/properties/treeNodeViews/TreeNodeView.vue
index c6d64135..6aa7a5d6 100644
--- a/app/imports/ui/properties/treeNodeViews/TreeNodeView.vue
+++ b/app/imports/ui/properties/treeNodeViews/TreeNodeView.vue
@@ -3,6 +3,12 @@
     :is="treeNodeView"
     :model="model"
     :selected="selected"
+    :class="{
+      'inactive': model.inactive,
+      'by-ancestor': model.deactivatedByAncestor,
+      'by-self': model.deactivatedBySelf,
+      'by-toggle': model.deactivatedByToggle,
+    }"
   />
 </template>
 
@@ -29,3 +35,9 @@ export default {
   }
 }
 </script>
+
+<style lang="css" scoped>
+  .inactive: {
+    background: red;
+  }
+</style>