Index: data/technologies/siege_accuracy.json
===================================================================
--- data/technologies/siege_accuracy.json
+++ data/technologies/siege_accuracy.json
@@ -0,0 +1,25 @@
+{
+	"genericName": "Artillery Instructors",
+	"description": "Training to improve projectile accurac.",
+	"cost": { "food": 400, "wood": 0, "stone": 200, "metal": 200 },
+	"requirements": {
+		"all": [
+			{ "tech": "phase_city" },
+			{ "notciv": "brit" },
+			{ "notciv": "gaul" },
+			{ "notciv": "iber" },
+			{ "notciv": "maur" },
+			{ "notciv": "kush" },
+			{ "notciv": "pers" }
+		]
+	},
+	"requirementsTooltip": "Unlocked in City Phase.",
+	"icon": "accuracy_bolt.png",
+	"researchTime": 40,
+	"tooltip": "Bolt Shooters and Stone Throwers −25% spread.",
+	"modifications": [
+		{ "value": "Attack/Ranged/Spread", "multiply": 0.75 }
+	],
+	"affects": ["BoltShooter", "Catapult"],
+	"soundComplete": "interface/alarm/alarm_upgradearmory.xml"
+}
Index: data/technologies/siege_armor.json
===================================================================
--- data/technologies/siege_armor.json
+++ data/technologies/siege_armor.json
@@ -1,15 +1,21 @@
 {
 	"genericName": "Armor plating",
-	"description": "Increased armor on siege engines.",
-	"cost": { "food": 0, "wood": 500, "stone": 0, "metal": 250 },
-	"requirements": { "all": [{ "tech": "phase_city" }, { "notciv": "maur" }] },
+	"description": "Cover the exterior with iron plates to protect against fire and projectiles.",
+	"cost": { "food": 0, "wood": 200, "stone": 0, "metal": 300 },
+	"requirements": {
+		"all": [
+			{ "tech": "phase_city" }, 
+			{ "notciv": "athen" }, 
+			{ "notciv": "cart" }
+		] 
+	},
 	"requirementsTooltip": "Unlocked in City Phase.",
 	"icon": "armor_plates_gold.png",
 	"researchTime": 40,
-	"tooltip": "Siege Engines +2 hack armor.",
+	"tooltip": "Siege Towers and Battering Rams +20% health.",
 	"modifications": [
-		{ "value": "Armour/Hack", "add": 2 }
+		{ "value": "Health/Max", "multiply": 1.2 }
 	],
-	"affects": ["Siege"],
+	"affects": ["Ram", "SiegeTower"],
 	"soundComplete": "interface/alarm/alarm_upgradearmory.xml"
 }
Index: data/technologies/siege_attack.json
===================================================================
--- data/technologies/siege_attack.json
+++ data/technologies/siege_attack.json
@@ -1,16 +1,26 @@
 {
-	"genericName": "Advanced Siege",
-	"description": "Advanced technologies improve siege efficiency.",
-	"cost": { "food": 0, "wood": 1000, "stone": 0, "metal": 500 },
-	"requirements": { "all": [{ "tech": "phase_city" }, { "notciv": "maur" }] },
+	"genericName": "Capped Ram",
+	"description": "Accessory at the head usually made of iron or steel to do more damage to a building.",
+	"cost": { "food": 0, "wood": 0, "stone": 0, "metal": 400 },
+	"requirements": {
+		"all": [
+			{ "tech": "phase_city" }, 
+			{ "notciv": "athen" }, 
+			{ "notciv": "cart" },
+			{ "notciv": "kush" },
+			{ "notciv": "ptol" },
+			{ "notciv": "sele" }
+		] 
+	},
 	"requirementsTooltip": "Unlocked in City Phase.",
 	"icon": "siege_ram.png",
 	"researchTime": 40,
-	"tooltip": "Siege Engines +25% attack crush damage.",
+	"tooltip": "Battering Ram +30% melee attack crush damage.",
 	"modifications": [
-		{ "value": "Attack/Melee/Damage/Crush", "multiply": 1.25 },
-		{ "value": "Attack/Ranged/Damage/Crush", "multiply": 1.25 }
+		{ "value": "Attack/Melee/Damage/Crush", "multiply": 1.3 },
+		{ "value": "Attack/Melee/Damage/Hack", "multiply": 1.3 },
+		{ "value": "Attack/Melee/Damage/Pierce", "multiply": 1.3 }
 	],
-	"affects": ["Siege"],
+	"affects": ["Ram"],
 	"soundComplete": "interface/alarm/alarm_upgradearmory.xml"
 }
Index: data/technologies/siege_bolt_accuracy.json
===================================================================
--- data/technologies/siege_bolt_accuracy.json
+++ data/technologies/siege_bolt_accuracy.json
@@ -1,25 +0,0 @@
-{
-	"genericName": "Bolt Accuracy",
-	"description": "Improvement to projectile accuracy.",
-	"cost": { "food": 0, "wood": 250, "stone": 0, "metal": 250 },
-	"requirements": {
-		"all": [
-			{ "tech": "phase_city" },
-			{ "notciv": "brit" },
-			{ "notciv": "gaul" },
-			{ "notciv": "iber" },
-			{ "notciv": "maur" },
-			{ "notciv": "pers" },
-			{ "notciv": "sele" }
-		]
-	},
-	"requirementsTooltip": "Unlocked in City Phase.",
-	"icon": "accuracy_bolt.png",
-	"researchTime": 40,
-	"tooltip": "Bolt Shooters −20% ranged attack spread.",
-	"modifications": [
-		{ "value": "Attack/Ranged/Spread", "multiply": 0.8 }
-	],
-	"affects": ["BoltShooter"],
-	"soundComplete": "interface/alarm/alarm_upgradearmory.xml"
-}
Index: data/technologies/siege_cost.json
===================================================================
--- data/technologies/siege_cost.json
+++ data/technologies/siege_cost.json
@@ -0,0 +1,17 @@
+{
+	"genericName": "Siegecraft",
+	"description": "The science or craft of laying or carrying out sieges.",
+	"cost": { "food": 0, "wood": 300, "stone": 0, "metal": 300 },
+	"requirements": {"tech": "phase_city"},
+	"requirementsTooltip": "Unlocked in City Phase.",
+	"icon": "engineering.png",
+	"researchTime": 40,
+	"tooltip": "Siege weapons −20% wood cost and build time.",
+	"modifications": [
+		{ "value": "Cost/BuildTime", "multiply": 0.8 },
+		{ "value": "Cost/Resources/wood", "multiply": 0.8 },
+		{ "value": "Loot/wood", "multiply": 0.8 }
+	],
+	"affects": ["Siege"],
+	"soundComplete": "interface/alarm/alarm_upgradearmory.xml"
+}
Index: data/technologies/siege_cost_metal.json
===================================================================
--- data/technologies/siege_cost_metal.json
+++ data/technologies/siege_cost_metal.json
@@ -1,15 +0,0 @@
-{
-	"genericName": "Metalworker",
-	"description": "Siege engines require less metal.",
-	"cost": { "food": 500, "wood": 500, "stone": 250, "metal": 0 },
-	"requirements": { "all": [{ "tech": "phase_city" }, { "notciv": "maur" }] },
-	"requirementsTooltip": "Unlocked in City Phase.",
-	"icon": "metalworker.png",
-	"researchTime": 40,
-	"tooltip": "Siege Engines −20% metal cost.",
-	"modifications": [
-		{ "value": "Cost/Resources/metal", "multiply": 0.8 }
-	],
-	"affects": ["Siege"],
-	"soundComplete": "interface/alarm/alarm_upgradearmory.xml"
-}
Index: data/technologies/siege_cost_wood.json
===================================================================
--- data/technologies/siege_cost_wood.json
+++ data/technologies/siege_cost_wood.json
@@ -1,15 +0,0 @@
-{
-	"genericName": "Artillery Instructors",
-	"description": "Siege engines require less wood.",
-	"cost": { "food": 500, "wood": 0, "stone": 250, "metal": 500 },
-	"requirements": { "all": [{ "tech": "phase_city" }, { "notciv": "maur" }] },
-	"requirementsTooltip": "Unlocked in City Phase.",
-	"icon": "anvil.png",
-	"researchTime": 40,
-	"tooltip": "Siege Engines −20% wood cost.",
-	"modifications": [
-		{ "value": "Cost/Resources/wood", "multiply": 0.8 }
-	],
-	"affects": ["Siege"],
-	"soundComplete": "interface/alarm/alarm_upgradearmory.xml"
-}
Index: data/technologies/siege_packing.json
===================================================================
--- data/technologies/siege_packing.json
+++ data/technologies/siege_packing.json
@@ -0,0 +1,25 @@
+{
+	"genericName": "Military Engineers",
+	"description": "Military engineers are responsible for improvements in siege weapons",
+	"cost": {"food": 400, "wood": 0, "stone": 200, "metal": 200},
+	"requirements": {
+		"all": [
+			{ "tech": "phase_city" },
+			{ "notciv": "brit" },
+			{ "notciv": "gaul" },
+			{ "notciv": "iber" },
+			{ "notciv": "maur" },
+			{ "notciv": "kush" },
+			{ "notciv": "pers" }
+		]
+	},
+	"requirementsTooltip": "Unlocked in City Phase.",
+	"icon": "military_engineers.png",
+	"researchTime": 40,
+	"tooltip": "Siege weapons –40% pack and unpack time.",
+	"modifications": [
+		{ "value": "Pack/Time", "multiply": 0.6 }
+	],
+	"affects": ["Siege"],
+	"soundComplete": "interface/alarm/alarm_upgradearmory.xml"
+}
Index: templates/template_structure_military_arsenal.xml
===================================================================
--- templates/template_structure_military_arsenal.xml
+++ templates/template_structure_military_arsenal.xml
@@ -50,9 +50,9 @@
     <Technologies datatype="tokens">
       siege_attack
       siege_armor
-      siege_cost_metal
-      siege_cost_wood
-      siege_bolt_accuracy
+      siege_accuracy
+      siege_cost
+      siege_packing
     </Technologies>
   </ProductionQueue>
   <Sound>