diff --git a/src/common/rendering/gl/gl_shader.cpp b/src/common/rendering/gl/gl_shader.cpp
index 2ef56a288..60c5677a6 100644
--- a/src/common/rendering/gl/gl_shader.cpp
+++ b/src/common/rendering/gl/gl_shader.cpp
@@ -49,6 +49,8 @@
 #include <map>
 #include <memory>
 
+EXTERN_CVAR(Bool, r_skipmats)
+
 namespace OpenGLRenderer
 {
 
@@ -729,6 +731,9 @@ FShader *FShaderManager::BindEffect(int effect, EPassType passType)
 
 FShader *FShaderManager::Get(unsigned int eff, bool alphateston, EPassType passType)
 {
+	if (r_skipmats && eff >= 3 && eff <= 4)
+		eff = 0;
+
 	if (passType < mPassShaders.Size())
 		return mPassShaders[passType]->Get(eff, alphateston);
 	else
diff --git a/src/common/rendering/v_video.cpp b/src/common/rendering/v_video.cpp
index 0d00c4c2e..047894466 100644
--- a/src/common/rendering/v_video.cpp
+++ b/src/common/rendering/v_video.cpp
@@ -72,6 +72,8 @@ CVAR(Int, win_w, -1, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
 CVAR(Int, win_h, -1, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
 CVAR(Bool, win_maximized, false, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL)
 
+CVAR(Bool, r_skipmats, false, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL)
+
 // 0 means 'no pipelining' for non GLES2 and 4 elements for GLES2
 CUSTOM_CVAR(Int, gl_pipeline_depth, 0, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL)
 {
diff --git a/src/common/rendering/vulkan/renderer/vk_renderstate.cpp b/src/common/rendering/vulkan/renderer/vk_renderstate.cpp
index d8314405d..a2df4a28e 100644
--- a/src/common/rendering/vulkan/renderer/vk_renderstate.cpp
+++ b/src/common/rendering/vulkan/renderer/vk_renderstate.cpp
@@ -37,6 +37,7 @@
 #include "hwrenderer/data/shaderuniforms.h"
 
 CVAR(Int, vk_submit_size, 1000, 0);
+EXTERN_CVAR(Bool, r_skipmats)
 
 VkRenderState::VkRenderState()
 {
@@ -239,6 +240,8 @@ void VkRenderState::ApplyRenderPass(int dt)
 		int effectState = mMaterial.mOverrideShader >= 0 ? mMaterial.mOverrideShader : (mMaterial.mMaterial ? mMaterial.mMaterial->GetShaderIndex() : 0);
 		pipelineKey.SpecialEffect = EFF_NONE;
 		pipelineKey.EffectState = mTextureEnabled ? effectState : SHADER_NoTexture;
+		if (r_skipmats && pipelineKey.EffectState >= 3 && pipelineKey.EffectState <= 4)
+			pipelineKey.EffectState = 0;
 		pipelineKey.AlphaTest = mAlphaThreshold >= 0.f;
 	}