diff --git a/mods/d2k/rules/atreides.yaml b/mods/d2k/rules/atreides.yaml
index d01b087ba4..dd2e0bdca5 100644
--- a/mods/d2k/rules/atreides.yaml
+++ b/mods/d2k/rules/atreides.yaml
@@ -76,7 +76,6 @@ STARPORTA:
 MCVA:
 	Inherits: ^MCV
 	Buildable:
-		Prerequisites: heavya,repair
 		Owner: atreides
 		BuiltAt: heavya
 	Transforms:
diff --git a/mods/d2k/rules/harkonnen.yaml b/mods/d2k/rules/harkonnen.yaml
index edf6752079..acda6aa32b 100644
--- a/mods/d2k/rules/harkonnen.yaml
+++ b/mods/d2k/rules/harkonnen.yaml
@@ -81,7 +81,6 @@ PALACEH:
 MCVH:
 	Inherits: ^MCV
 	Buildable:
-		Prerequisites: heavyh,repair
 		Owner: harkonnen
 		BuiltAt: heavyh
 	Transforms:
@@ -149,7 +148,6 @@ COMBATH:
 	Tooltip:
 		Icon: combathicon
 	Buildable:
-		Prerequisites: heavyh
 		Owner: harkonnen
 		BuiltAt: heavyh
 	Mobile:
@@ -259,4 +257,4 @@ SARDAUKAR:
 		Weapon: Vulcan
 	Armament@SECONDARY:
 		Weapon: Slung
-	AttackFrontal:
\ No newline at end of file
+	AttackFrontal:
diff --git a/mods/d2k/rules/ordos.yaml b/mods/d2k/rules/ordos.yaml
index 29e4184ff5..e638b37e6c 100644
--- a/mods/d2k/rules/ordos.yaml
+++ b/mods/d2k/rules/ordos.yaml
@@ -75,7 +75,6 @@ PALACEO:
 MCVO:
 	Inherits: ^MCV
 	Buildable:
-		Prerequisites: heavyo,repair
 		Owner: ordos
 		BuiltAt: heavyo
 	Transforms:
@@ -99,7 +98,6 @@ COMBATO:
 	Tooltip:
 		Icon: combatoicon
 	Buildable:
-		Prerequisites: heavyo
 		Owner: ordos
 		BuiltAt: heavyo
 	RevealsShroud:
@@ -133,7 +131,6 @@ COMBATO.starport:
 TRIKEO:
 	Inherits: ^TRIKE
 	Buildable:
-		Prerequisites: lighto
 		Owner: ordos
 		BuiltAt: lighto
 	Valued:
@@ -160,7 +157,6 @@ TRIKEO:
 #	Inherits: ^TRIKE
 #	Buildable:
 #		Queue: Starport
-#		Prerequisites: lighto
 #		Owner: ordos
 #		BuiltAt: starporto
 #	RenderUnit:
@@ -254,4 +250,4 @@ SABOTEUR:
 	-DebugRetiliateAgainstAggressor:
 	-DebugNextAutoTargetScanTime:
 	AttackMove:
-		JustMove: true
\ No newline at end of file
+		JustMove: true
diff --git a/mods/d2k/rules/structures.yaml b/mods/d2k/rules/structures.yaml
index 947ea43c0a..fa5f4bd620 100644
--- a/mods/d2k/rules/structures.yaml
+++ b/mods/d2k/rules/structures.yaml
@@ -390,7 +390,7 @@ GUNTOWER:
 	Armor:
 		Type: Concrete
 	RevealsShroud:
-		Range: 7
+		Range: 8
 	RenderRangeCircle:
 	-RenderBuilding:
 	-AutoTargetIgnore:
@@ -447,7 +447,7 @@ ROCKETTOWER:
 	Armor: 
 		Type: Concrete
 	RevealsShroud:
-		Range: 9
+		Range: 10
 	RenderRangeCircle:
 	-RenderBuilding:
 	-AutoTargetIgnore:
@@ -494,7 +494,7 @@ REPAIR:
 		Name: Repair Pad
 		Description: Repairs vehicles\n Allows construction of MCVs
 	Building:
-		Power: -25
+		Power: -10
 		Footprint: =x= =x= ===
 		Dimensions: 3,3
 	Health:
diff --git a/mods/d2k/rules/system.yaml b/mods/d2k/rules/system.yaml
index 40649701f4..d2e453aeab 100644
--- a/mods/d2k/rules/system.yaml
+++ b/mods/d2k/rules/system.yaml
@@ -22,7 +22,7 @@ Player:
 		BlockedAudio: NoRoom
 	ClassicProductionQueue@Starport:
 		Type: Starport
-		BuildSpeedModified: .2
+		BuildSpeedModifier: .2
 		LowPowerSlowdown: 2
 		BlockedAudio: NoRoom
 		QueuedAudio: OrderPlaced
diff --git a/mods/d2k/rules/vehicles.yaml b/mods/d2k/rules/vehicles.yaml
index 5b68eb2a0a..48a7bde0c0 100644
--- a/mods/d2k/rules/vehicles.yaml
+++ b/mods/d2k/rules/vehicles.yaml
@@ -1,6 +1,7 @@
 ^MCV:
 	Inherits: ^Vehicle
 	Buildable:
+		Prerequisites: Heavy,repair
 		Queue: Armor
 		BuildPaletteOrder: 110
 		Hotkey: m
@@ -18,7 +19,7 @@
 	Armor:
 		Type: Light
 	Mobile:
-		Speed: 6
+		Speed: 7
 		Crushes: crate, infantry
 	RevealsShroud:
 		Range: 8
@@ -75,7 +76,7 @@ HARVESTER:
 	Armor:
 		Type: Heavy
 	Mobile:
-		Speed: 6
+		Speed: 7
 		Crushes: crate, infantry
 	RenderUnit:
 		Image: HARVESTER
diff --git a/mods/d2k/weapons.yaml b/mods/d2k/weapons.yaml
index a3f1d303a7..bbede52b3e 100644
--- a/mods/d2k/weapons.yaml
+++ b/mods/d2k/weapons.yaml
@@ -13,7 +13,7 @@ LMG:
 		Versus: 
 			Wood: 40%
 			Light: 30%
-			Heavy: 15%
+			Heavy: 20%
 			Concrete: 20%
 		Explosion: piffs
 		InfDeath: 2