diff --git a/static/suitbuilder.css b/static/suitbuilder.css
index ef6bb4d2..a3bef448 100644
--- a/static/suitbuilder.css
+++ b/static/suitbuilder.css
@@ -1529,4 +1529,14 @@ body {
     color: #95a5a6;
     font-size: 10px;
     margin-left: auto;
-}
\ No newline at end of file
+}
+
+.cd-toggle {
+    display: inline-flex;
+    align-items: center;
+    gap: 4px;
+    margin-right: 10px;
+    font-weight: normal;
+    cursor: pointer;
+}
+.cd-toggle input { margin: 0; }
\ No newline at end of file
diff --git a/static/suitbuilder.html b/static/suitbuilder.html
index 5ede36cc..9868ad4e 100644
--- a/static/suitbuilder.html
+++ b/static/suitbuilder.html
@@ -51,10 +51,10 @@
                                 <input type="number" id="maxArmor" placeholder="Max" min="0" max="9999">
                             </div>
                             <div class="filter-group">
-                                <label>Crit Damage:</label>
-                                <input type="number" id="minCritDmg" placeholder="Min" min="0" max="999">
-                                <span>-</span>
-                                <input type="number" id="maxCritDmg" placeholder="Max" min="0" max="999">
+                                <label>Allowed Crit Damage:</label>
+                                <label class="cd-toggle"><input type="checkbox" id="allowCD0" checked> CD0</label>
+                                <label class="cd-toggle"><input type="checkbox" id="allowCD1" checked> CD1</label>
+                                <label class="cd-toggle"><input type="checkbox" id="allowCD2" checked> CD2</label>
                             </div>
                             <div class="filter-group">
                                 <label>Damage Rating:</label>
diff --git a/static/suitbuilder.js b/static/suitbuilder.js
index f523134b..066ea81e 100644
--- a/static/suitbuilder.js
+++ b/static/suitbuilder.js
@@ -307,8 +307,11 @@ function gatherConstraints() {
         characters: selectedCharacters,
         min_armor: document.getElementById('minArmor').value || null,
         max_armor: document.getElementById('maxArmor').value || null,
-        min_crit_damage: document.getElementById('minCritDmg').value || null,
-        max_crit_damage: document.getElementById('maxCritDmg').value || null,
+        allowed_crit_damage: [
+            document.getElementById('allowCD0').checked ? 0 : null,
+            document.getElementById('allowCD1').checked ? 1 : null,
+            document.getElementById('allowCD2').checked ? 2 : null,
+        ].filter(v => v !== null),
         min_damage_rating: document.getElementById('minDmgRating').value || null,
         max_damage_rating: document.getElementById('maxDmgRating').value || null,
         
@@ -357,7 +360,7 @@ function validateConstraints(constraints) {
     if (!constraints.primary_set && !constraints.secondary_set && 
         constraints.legendary_cantrips.length === 0 && 
         constraints.protection_spells.length === 0 &&
-        !constraints.min_armor && !constraints.min_crit_damage && !constraints.min_damage_rating) {
+        !constraints.min_armor && !constraints.min_damage_rating) {
         alert('Please specify at least one constraint (equipment sets, cantrips, legendary wards, or rating minimums).');
         return false;
     }
@@ -383,8 +386,7 @@ async function streamOptimalSuits(constraints) {
         include_inventory: constraints.include_inventory,
         min_armor: constraints.min_armor ? parseInt(constraints.min_armor) : null,
         max_armor: constraints.max_armor ? parseInt(constraints.max_armor) : null,
-        min_crit_damage: constraints.min_crit_damage ? parseInt(constraints.min_crit_damage) : null,
-        max_crit_damage: constraints.max_crit_damage ? parseInt(constraints.max_crit_damage) : null,
+        allowed_crit_damage: constraints.allowed_crit_damage,
         min_damage_rating: constraints.min_damage_rating ? parseInt(constraints.min_damage_rating) : null,
         max_damage_rating: constraints.max_damage_rating ? parseInt(constraints.max_damage_rating) : null,
         max_results: 10,