diff --git a/mod.config b/mod.config
index 9f11a3ba9..1bacaa888 100644
--- a/mod.config
+++ b/mod.config
@@ -9,7 +9,7 @@
 MOD_ID="sp"
 
 # The OpenRA engine version to use for this project.
-ENGINE_VERSION="27a042ff4ca63df887b6cd05157e98cccb0c1ce1"
+ENGINE_VERSION="5feebda9cd8bd97788f441ad762b5b6ba9e12b17"
 
 ##############################################################################
 # Packaging
diff --git a/mods/sp/rules/environment/world.yaml b/mods/sp/rules/environment/world.yaml
index 37fee4251..63a1d2aee 100644
--- a/mods/sp/rules/environment/world.yaml
+++ b/mods/sp/rules/environment/world.yaml
@@ -246,20 +246,26 @@ World:
 		UpdateDelay: 75
 		FadeoutDelay: 150
 		Darkest: 16
-		Brightest: 230
+		Brightest: 256
+		ZOffset: -56320
+		Offset: 0, 0, 0
 	TintedCellsLayer@BlueRadiation:
 		Name: BlueRadiation
-		Color: 220099
+		Color: 0000FF
 		UpdateDelay: 75
 		FadeoutDelay: 150
 		Darkest: 16
 		Brightest: 256
+		ZOffset: -56320
+		Offset: 0, 0, 0
 	TintedCellsLayer@OrangeRadiation:
 		Name: OrangeRadiation
 		Color: EFFF00
 		UpdateDelay: 25
 		FadeoutDelay: 150
 		Darkest: 8
+		ZOffset: -56320
+		Offset: 0, 0, 0
 	WeaponTriggerCells@catalyst:
 		Name: catalystLayer
 		#ShowDebugOverlay: true
diff --git a/mods/sp/weapons/campaignweapons.yaml b/mods/sp/weapons/campaignweapons.yaml
index 424441089..942bca44a 100644
--- a/mods/sp/weapons/campaignweapons.yaml
+++ b/mods/sp/weapons/campaignweapons.yaml
@@ -321,7 +321,7 @@ TVDDFinal:
 		AirThreshold: 8c0
 	Warhead@9Radio: CreateTintedCells ##used for decoration
 		Spread: 1c0
-		Level: 400
+		Level: 300
 		Falloff: 8, 8, 5, 5, 5, 5, 5, 3, 2, 1
 		MaxLevel: 2000
 		LayerName: BlueRadiation
diff --git a/mods/sp/weapons/explosionweapons.yaml b/mods/sp/weapons/explosionweapons.yaml
index 9c48e350a..c7ed6d140 100644
--- a/mods/sp/weapons/explosionweapons.yaml
+++ b/mods/sp/weapons/explosionweapons.yaml
@@ -852,11 +852,20 @@ NuclearMissile:
 		AirThreshold: 8c0
 	Warhead@8Radio: CreateTintedCells
 		Spread: 1c0
-		Level: 1500
-		Falloff: 100, 100, 80, 70, 60, 50, 40, 30, 20, 10
+		Level: 1000
+		Falloff: 50, 45, 35, 25, 15, 10, 5, 1, 0
 		MaxLevel: 2000
 		LayerName: OrangeRadiation
 		AirThreshold: 8c0
+		Delay: 2
+	Warhead@9Radio: CreateTintedCells
+		Spread: 0c512
+		Level: 1000
+		Falloff: 50, 50, 45, 45, 40, 40, 35, 30, 25, 20, 15, 10, 5, 1, 0
+		MaxLevel: 2000
+		LayerName: OrangeRadiation
+		AirThreshold: 8c0
+		Delay: 25
 
 NukeFlame:
 	Inherits: ^FlameDamage
diff --git a/mods/sp/weapons/mutweapons.yaml b/mods/sp/weapons/mutweapons.yaml
index c99a601c6..a7c50bb0d 100644
--- a/mods/sp/weapons/mutweapons.yaml
+++ b/mods/sp/weapons/mutweapons.yaml
@@ -10,6 +10,7 @@ ExplosionGas:
 		DamageTypes: Prone70Percent, TriggerProne, TiberiumDeath
 	Warhead@3Radio: CreateTintedCells
 		Level: 90
+		Delay: 1
 	Warhead@2Eff: CreateEffect
 		Explosions: smallacidfire
 		ExplosionPalette: jascgreenalpha
@@ -245,6 +246,7 @@ SkirmisherMortarGas:
 		DamageTypes: Prone70Percent, TriggerProne, TiberiumDeath
 	Warhead@3Radio: CreateTintedCells
 		Level: 10
+		Delay: 1
 
 SeerTesla:
 	Inherits: ^FullDamage
@@ -391,6 +393,7 @@ LynxRocketGas:
 		DamageTypes: Prone70Percent, TriggerProne, TiberiumDeath
 	Warhead@3Radio: CreateTintedCells
 		Level: 10
+		Delay: 1
 
 QuadFire:
 	Inherits: ^VulcanWeapon
@@ -553,6 +556,7 @@ MUTMRLSRocketGas:
 		DamageTypes: Prone70Percent, TriggerProne, TiberiumDeath
 	Warhead@3Radio: CreateTintedCells
 		Level: 6
+		Delay: 1
 
 RavagerStrike:
 	Inherits: ^FullDamage
@@ -629,6 +633,7 @@ NukeFuelDrop:
 	Warhead@3Radio: CreateTintedCells
 		LayerName: OrangeRadiation
 		Level: 750
+		Delay: 1
 
 GargoylACannon:
 	Inherits: ^FullDamage
@@ -863,6 +868,7 @@ FalconPunchGas:
 	Warhead@3Radio: CreateTintedCells
 		Level: 10
 		Spread: 768
+		Delay: 1
 	Warhead@1Dam: SpreadDamage
 		DamageTypes: Prone70Percent, TriggerProne, TiberiumDeath
 
diff --git a/mods/sp/weapons/scrweapons.yaml b/mods/sp/weapons/scrweapons.yaml
index e0b9327ee..63b6657e5 100644
--- a/mods/sp/weapons/scrweapons.yaml
+++ b/mods/sp/weapons/scrweapons.yaml
@@ -207,6 +207,8 @@ CorruptorAcid:
 			Heavy: 25
 		DamageTypes: Prone70Percent, TriggerProne, TiberiumDeath, ScrinEssenceKill
 		NoUnintendedFriendlyFire: Actor
+	Warhead@3Radio: CreateTintedCells
+		Delay: 1
 
 CorruptorAcidBlue:
 	Inherits: CorruptorAcid
@@ -927,6 +929,7 @@ WasteTurretWeapon:
 		Spread: 512
 		Level: 24
 		ValidTargets: Vehicle, Building, Infantry, Ground, Water, Air
+		Delay: 1
 
 WasteTurretWeaponBlue:
 	Inherits: WasteTurretWeapon
@@ -1234,6 +1237,7 @@ ColoussTeleTo:
 		Falloff: 100, 85, 60, 45, 30, 15
 		LayerName: radioactivity
 		AirThreshold: 8c0
+		Delay: 2
 
 ColoussTeleFrom:
 	ValidTargets: Vehicle, Infantry, Building, Ground, Water
diff --git a/mods/sp/weapons/superweapons.yaml b/mods/sp/weapons/superweapons.yaml
index 9ec3e2526..494325c06 100644
--- a/mods/sp/weapons/superweapons.yaml
+++ b/mods/sp/weapons/superweapons.yaml
@@ -558,7 +558,7 @@ ApocalypseMissileExplosion:
 		Delay: 15
 	Warhead@9Radio: CreateTintedCells ##used for decoration
 		Spread: 1c0
-		Level: 1500
+		Level: 1200
 		Falloff: 8, 8, 5, 5, 5, 5, 5, 3, 2, 1
 		MaxLevel: 2000
 		LayerName: BlueRadiation