diff --git a/Dark Mechanicum.cat b/Dark Mechanicum.cat
index 2e0e63e..a7fc778 100644
--- a/Dark Mechanicum.cat	
+++ b/Dark Mechanicum.cat	
@@ -2271,6 +2271,48 @@ When one of more Hits are scored against a Detachment which contains one or more
     <forceEntry name="Terror Protocol Cohort" id="732c-17f9-8345-775c" hidden="false">
       <categoryLinks>
         <categoryLink name="Configuration" hidden="false" id="ad52-d259-5519-7ade" targetId="3779-422e-5fe9-5654"/>
+        <categoryLink name="HQ" hidden="false" id="1e11-0b79-60de-1c67" targetId="d950-ad23-9b2-9325" type="category">
+          <constraints>
+            <constraint type="min" value="1" field="selections" scope="force" shared="true" id="4be3-c18f-220e-78bb" includeChildSelections="false"/>
+            <constraint type="max" value="1" field="selections" scope="force" shared="true" id="2821-3bb4-6246-79c7" includeChildSelections="false"/>
+          </constraints>
+        </categoryLink>
+        <categoryLink name="Core" hidden="false" id="61fb-67cf-d4ee-8919" targetId="446a-abe3-63c3-5709" type="category">
+          <constraints>
+            <constraint type="min" value="2" field="selections" scope="force" shared="true" id="d959-8c3a-838d-94f5" includeChildSelections="false"/>
+            <constraint type="max" value="4" field="selections" scope="force" shared="true" id="9d1d-57a0-a3aa-a3c1" includeChildSelections="false"/>
+          </constraints>
+        </categoryLink>
+        <categoryLink name="Vanguard" hidden="false" id="700e-210d-eb67-de12" targetId="8416-456c-a6f-e059" type="category">
+          <constraints>
+            <constraint type="min" value="1" field="selections" scope="force" shared="true" id="51e7-4ed8-097d-38bc" includeChildSelections="false"/>
+            <constraint type="max" value="3" field="selections" scope="force" shared="true" id="bbc8-1b6b-8421-505d" includeChildSelections="false"/>
+          </constraints>
+        </categoryLink>
+        <categoryLink name="Knight" hidden="false" id="1a06-4a1a-63c5-7765" targetId="adde-db57-b7d8-2daa" type="category">
+          <constraints>
+            <constraint type="max" value="1" field="selections" scope="force" shared="true" id="fcdd-e013-da03-2850" includeChildSelections="false"/>
+          </constraints>
+          <modifiers>
+            <modifier type="set" value="0" field="fcdd-e013-da03-2850">
+              <conditions>
+                <condition type="atLeast" value="1" field="selections" scope="force" childId="1302-0157-2be4-3d34" shared="true" includeChildForces="true" includeChildSelections="true"/>
+              </conditions>
+            </modifier>
+          </modifiers>
+        </categoryLink>
+        <categoryLink name="Titan" hidden="false" id="992f-d0ce-2372-a93c" targetId="1302-0157-2be4-3d34" type="category">
+          <constraints>
+            <constraint type="max" value="1" field="selections" scope="force" shared="true" id="186b-704e-6173-98ad" includeChildSelections="false"/>
+          </constraints>
+          <modifiers>
+            <modifier type="set" value="0" field="186b-704e-6173-98ad">
+              <conditions>
+                <condition type="atLeast" value="1" field="selections" scope="force" childId="adde-db57-b7d8-2daa" shared="true" includeChildForces="true" includeChildSelections="true"/>
+              </conditions>
+            </modifier>
+          </modifiers>
+        </categoryLink>
       </categoryLinks>
       <rules>
         <rule name="Command - Urgency" id="41d8-0593-a7bd-956f" hidden="false">