diff --git a/data/campaigns/The_Hammer_of_Thursagan/scenarios/12_The_Underlevels.cfg b/data/campaigns/The_Hammer_of_Thursagan/scenarios/12_The_Underlevels.cfg
index 0e54d5055c8e..6e4d079970b5 100644
--- a/data/campaigns/The_Hammer_of_Thursagan/scenarios/12_The_Underlevels.cfg
+++ b/data/campaigns/The_Hammer_of_Thursagan/scenarios/12_The_Underlevels.cfg
@@ -40,8 +40,8 @@
         x={X}
         y={Y}
         [modifications]
-			{TRAIT_LOYAL}
-		[/modifications]
+            {TRAIT_LOYAL}
+        [/modifications]
         ai_special=guardian
         random_traits=yes
         name= _ "Masked Dwarf"
@@ -224,6 +224,7 @@
                 description= _ "Death of Dulcatulos"
                 condition=lose
             [/objective]
+            
             {TURNS_RUN_OUT}
             {IS_LAST_SCENARIO}
         [/objectives]
@@ -246,7 +247,52 @@
         {VARIABLE rune_one 0}
         {VARIABLE rune_two 0}
     [/event]
-
+    
+    [event]
+        name=recruit
+        first_time_only=no
+        [filter]
+            side=1
+        [/filter]
+        
+        [object]
+            silent=yes
+            take_only_once=no
+            [filter]
+                x,y=$x1,$y1
+            [/filter]
+            [effect]
+                apply_to=vision_costs
+                replace=yes
+                [vision_costs]
+                    impassable=3
+                [/vision_costs]
+            [/effect]   
+        [/object]
+    [/event]
+    [event]
+        name=recall
+        first_time_only=no
+        [filter]
+            side=1
+        [/filter]
+        
+        [object]
+            silent=yes
+            take_only_once=no
+            [filter]
+                x,y=$x1,$y1
+            [/filter]
+            [effect]
+                apply_to=vision_costs
+                replace=yes
+                [vision_costs]
+                    impassable=3
+                [/vision_costs]
+            [/effect]   
+        [/object]
+    [/event]
+    
     {CONDITIONAL_MAGE_RECRUITING}
 
     [event]
@@ -291,6 +337,33 @@
             speaker=Aiglondur
             message= _ "Aye. Karrag, calling his troops to battle. Only the Dark Gods know what hellspawn the lich will summon. AXES UP!"
         [/message]
+        
+        [store_unit]
+            [filter]
+                side=1
+            [/filter]
+            variable=units
+        [/store_unit]
+        [for]
+            array=units
+            [do]
+                [object]
+                    silent=yes
+                    take_only_once=yes
+                    [filter]
+                        id=$units[$i].id
+                    [/filter]
+                    [effect]
+                        apply_to=vision_costs
+                        replace=yes
+                        [vision_costs]
+                            impassable=3
+                        [/vision_costs]
+                    [/effect]   
+                [/object]
+            [/do]
+        [/for]
+        {CLEAR_VARIABLE units}
 
         {REPLACE_SCENARIO_MUSIC knalgan_theme.ogg}
         {APPEND_MUSIC           siege_of_laurelmor.ogg}
@@ -318,11 +391,11 @@
         # Secret easter egg bonus
         # Give a unit 3 extra hp
         [store_unit]
-			[filter]
-				x,y=$x1,$y1
-			[/filter]
-			variable=tmp
-		[/store_unit]
+            [filter]
+                x,y=$x1,$y1
+            [/filter]
+            variable=tmp
+        [/store_unit]
         {VARIABLE_OP tmp.max_hitpoints add 3}
         {VARIABLE_OP tmp.hitpoints add 3}
         [unstore_unit]
@@ -347,11 +420,11 @@
         # Secret easter egg bonus
         # Give a unit 3 extra hp
         [store_unit]
-			[filter]
-				x,y=$x1,$y1
-			[/filter]
-			variable=tmp
-		[/store_unit]
+            [filter]
+                x,y=$x1,$y1
+            [/filter]
+            variable=tmp
+        [/store_unit]
         {VARIABLE_OP tmp.max_hitpoints add 3}
         {VARIABLE_OP tmp.hitpoints add 3}
         [unstore_unit]
@@ -537,7 +610,7 @@
         
         [message]
             speaker=unit
-            message= _ "A locked gate? I wonder what lies behind here."
+            message= _ "It looks like there is a rune behind this gate!"
         [/message]
         
         [delay]
@@ -1008,7 +1081,8 @@
             terrain=Uu
         [/terrain]
         [terrain]
-            x,y=40,22
+            x=40,41
+            y=22,23
             terrain=Ur
         [/terrain]
         [terrain]
@@ -1016,6 +1090,10 @@
             y=22,21
             terrain=Ur^Es
         [/terrain]
+        [terrain]
+            x,y=41,22
+            terrain=Uu^Emf
+        [/terrain]
         [redraw][/redraw]
         
         [delay]
@@ -1293,14 +1371,14 @@
         name=turn 61
         
         [harm_unit]
-			[filter]
-				id=Aiglondur
-			[/filter]
-			animate=yes
-			amount=3
+            [filter]
+                id=Aiglondur
+            [/filter]
+            animate=yes
+            amount=3
             kill=no
             slowed=yes
-		[/harm_unit]
+        [/harm_unit]
         
         [message]
             speaker=Aiglondur