diff --git a/gldefs.mortalrifle b/gldefs.mortalrifle
index 657a9969a..c005d9e73 100644
--- a/gldefs.mortalrifle
+++ b/gldefs.mortalrifle
@@ -13,10 +13,13 @@ HardwareShader Texture "models/MortalRifle.png"
 	Texture "masktex" "models/MortalRifle_mask.png"
 	Texture "envtex" "models/envmap/leadenv.png"
 	Texture "rimtex" "models/envmap/leadrim.png"
+	Texture "envtex2" "models/envmap/iceenv.png"
+	Texture "rimtex2" "models/envmap/icerim.png"
 	Define "RIM_LIGHTING"
 	Define "ENVFACT" = "1.5"
 	Define "RIMFACT" = "1.2"
 	Define "RIMSTEP" = ".2"
+	Define "ENV_TWOLAYER"
 }
 Brightmap Texture "models/MortalMag.png"
 {
@@ -32,10 +35,13 @@ HardwareShader Texture "models/MortalMag.png"
 	Texture "masktex" "models/MortalMag_mask.png"
 	Texture "envtex" "models/envmap/leadenv.png"
 	Texture "rimtex" "models/envmap/leadrim.png"
+	Texture "envtex2" "models/envmap/iceenv.png"
+	Texture "rimtex2" "models/envmap/icerim.png"
 	Define "RIM_LIGHTING"
 	Define "ENVFACT" = "1.5"
 	Define "RIMFACT" = "1.2"
 	Define "RIMSTEP" = ".2"
+	Define "ENV_TWOLAYER"
 }
 HardwareShader Texture "models/MortalMag_Empty.png"
 {
@@ -52,23 +58,17 @@ HardwareShader Texture "models/MortalRound.png"
 {
 	Shader "shaders/glsl/Envmask.fp"
 	Texture "masktex" "models/MortalRound_mask.png"
-	Texture "envtex" "models/envmap/leadenv.png"
-	Texture "rimtex" "models/envmap/leadrim.png"
+	Texture "envtex" "models/envmap/iceenv.png"
+	Texture "rimtex" "models/envmap/icerim.png"
 	Define "RIM_LIGHTING"
-	Define "ENVFACT" = "1.5"
-	Define "RIMFACT" = "1.2"
-	Define "RIMSTEP" = ".2"
 }
 HardwareShader Texture "models/MortalRound_Used.png"
 {
 	Shader "shaders/glsl/Envmask.fp"
 	Texture "masktex" "models/MortalRound_mask.png"
-	Texture "envtex" "models/envmap/leadenv.png"
-	Texture "rimtex" "models/envmap/leadrim.png"
+	Texture "envtex" "models/envmap/iceenv.png"
+	Texture "rimtex" "models/envmap/icerim.png"
 	Define "RIM_LIGHTING"
-	Define "ENVFACT" = "1.5"
-	Define "RIMFACT" = "1.2"
-	Define "RIMSTEP" = ".2"
 }
 Brightmap Texture "models/MortalGrenade.png"
 {
@@ -82,23 +82,17 @@ HardwareShader Texture "models/MortalGrenade.png"
 {
 	Shader "shaders/glsl/Envmask.fp"
 	Texture "masktex" "models/MortalGrenade_mask.png"
-	Texture "envtex" "models/envmap/leadenv.png"
-	Texture "rimtex" "models/envmap/leadrim.png"
+	Texture "envtex" "models/envmap/iceenv.png"
+	Texture "rimtex" "models/envmap/icerim.png"
 	Define "RIM_LIGHTING"
-	Define "ENVFACT" = "1.5"
-	Define "RIMFACT" = "1.2"
-	Define "RIMSTEP" = ".2"
 }
 HardwareShader Texture "models/MortalGrenade_Used.png"
 {
 	Shader "shaders/glsl/Envmask.fp"
 	Texture "masktex" "models/MortalGrenade_mask.png"
-	Texture "envtex" "models/envmap/leadenv.png"
-	Texture "rimtex" "models/envmap/leadrim.png"
+	Texture "envtex" "models/envmap/iceenv.png"
+	Texture "rimtex" "models/envmap/icerim.png"
 	Define "RIM_LIGHTING"
-	Define "ENVFACT" = "1.5"
-	Define "RIMFACT" = "1.2"
-	Define "RIMSTEP" = ".2"
 }
 HardwareShader Texture "models/MortalLED.png"
 {
diff --git a/gldefs.pickups b/gldefs.pickups
index 247b18f0f..c7ca7a3a1 100644
--- a/gldefs.pickups
+++ b/gldefs.pickups
@@ -129,17 +129,23 @@ HardwareShader Texture "models/Lamp.png"
 {
 	Shader "shaders/glsl/Envmask.fp"
 	Texture "masktex" "models/Lamp_mask.png"
-	Texture "envtex" "models/envmap/leadenv.png"
-	Texture "rimtex" "models/envmap/leadrim.png"
+	Texture "envtex" "models/envmap/darkenv.png"
+	Texture "rimtex" "models/envmap/darkrim.png"
+	Texture "envtex2" "models/envmap/silverenv.png"
+	Texture "rimtex2" "models/envmap/silverrim.png"
 	Define "RIM_LIGHTING"
+	Define "ENV_TWOLAYER"
 }
 HardwareShader Texture "models/Lamp_off.png"
 {
 	Shader "shaders/glsl/Envmask.fp"
 	Texture "masktex" "models/Lamp_mask.png"
-	Texture "envtex" "models/envmap/leadenv.png"
-	Texture "rimtex" "models/envmap/leadrim.png"
+	Texture "envtex" "models/envmap/darkenv.png"
+	Texture "rimtex" "models/envmap/darkrim.png"
+	Texture "envtex2" "models/envmap/silverenv.png"
+	Texture "rimtex2" "models/envmap/silverrim.png"
 	Define "RIM_LIGHTING"
+	Define "ENV_TWOLAYER"
 }
 Brightmap Texture "models/Invinciball.png"
 {
diff --git a/language.version b/language.version
index 99dcd958e..5bba20409 100644
--- a/language.version
+++ b/language.version
@@ -1,3 +1,3 @@
 [default]
-SWWM_MODVER="\cyDEMOLITIONIST \cw1.3pre r642 \cu(Mon 28 Nov 00:35:12 CET 2022)\c-";
-SWWM_SHORTVER="\cw1.3pre r642 \cu(2022-11-28 00:35:12)\c-";
+SWWM_MODVER="\cyDEMOLITIONIST \cw1.3pre r643 \cu(Mon 28 Nov 01:17:34 CET 2022)\c-";
+SWWM_SHORTVER="\cw1.3pre r643 \cu(2022-11-28 01:17:34)\c-";
diff --git a/models/Lamp_mask.png b/models/Lamp_mask.png
index 89ff1b813..8443bd5c3 100644
Binary files a/models/Lamp_mask.png and b/models/Lamp_mask.png differ
diff --git a/models/MortalMag_mask.png b/models/MortalMag_mask.png
index e3f3dc10e..2b63455a2 100644
Binary files a/models/MortalMag_mask.png and b/models/MortalMag_mask.png differ
diff --git a/models/MortalRifle.blend b/models/MortalRifle.blend
index 2835fa1c0..18a31c63d 100644
Binary files a/models/MortalRifle.blend and b/models/MortalRifle.blend differ
diff --git a/models/MortalRifle1st.blend b/models/MortalRifle1st.blend
index d6d72a8d8..9ea8c94db 100644
Binary files a/models/MortalRifle1st.blend and b/models/MortalRifle1st.blend differ
diff --git a/models/MortalRifle_mask.png b/models/MortalRifle_mask.png
index 43304b36e..980ecb65a 100644
Binary files a/models/MortalRifle_mask.png and b/models/MortalRifle_mask.png differ