diff --git a/src/g_game.cpp b/src/g_game.cpp
index 17cd67a7a..e70935cf4 100644
--- a/src/g_game.cpp
+++ b/src/g_game.cpp
@@ -1764,6 +1764,8 @@ void G_DoReborn (int playernum, bool freshbot)
 	}
 	else
 	{
+		bool isUnfriendly = players[playernum].mo && !(players[playernum].mo->flags & MF_FRIENDLY);
+
 		// respawn at the start
 		// first disassociate the corpse
 		if (players[playernum].mo)
@@ -1773,7 +1775,7 @@ void G_DoReborn (int playernum, bool freshbot)
 		}
 
 		// spawn at random spot if in deathmatch
-		if (deathmatch)
+		if (deathmatch || isUnfriendly)
 		{
 			G_DeathMatchSpawnPlayer (playernum);
 			return;
diff --git a/src/gi.cpp b/src/gi.cpp
index ac4f5117c..467847092 100644
--- a/src/gi.cpp
+++ b/src/gi.cpp
@@ -378,6 +378,7 @@ void FMapInfoParser::ParseGameInfo()
 		GAMEINFOKEY_BOOL(nightmarefast, "nightmarefast")
 		GAMEINFOKEY_COLOR(dimcolor, "dimcolor")
 		GAMEINFOKEY_FLOAT(dimamount, "dimamount")
+		GAMEINFOKEY_FLOAT(bluramount, "bluramount")
 		GAMEINFOKEY_INT(definventorymaxamount, "definventorymaxamount")
 		GAMEINFOKEY_INT(defaultrespawntime, "defaultrespawntime")
 		GAMEINFOKEY_INT(defaultrespawntime, "defaultrespawntime")
diff --git a/src/gi.h b/src/gi.h
index d656e80bf..52fdaf49c 100644
--- a/src/gi.h
+++ b/src/gi.h
@@ -158,6 +158,7 @@ struct gameinfo_t
 	FString CursorPic;
 	uint32_t dimcolor;
 	float dimamount;
+	float bluramount;
 	int definventorymaxamount;
 	int defaultrespawntime;
 	int defaultdropstyle;
diff --git a/src/gl/renderer/gl_postprocess.cpp b/src/gl/renderer/gl_postprocess.cpp
index 2f9b31bbb..827dd7da2 100644
--- a/src/gl/renderer/gl_postprocess.cpp
+++ b/src/gl/renderer/gl_postprocess.cpp
@@ -145,6 +145,7 @@ CUSTOM_CVAR(Bool, gl_paltonemap_reverselookup, true, CVAR_ARCHIVE | CVAR_NOINITC
 		GLRenderer->ClearTonemapPalette();
 }
 
+CVAR(Float, gl_menu_blur, -1.0f, CVAR_ARCHIVE)
 
 EXTERN_CVAR(Float, vid_brightness)
 EXTERN_CVAR(Float, vid_contrast)
@@ -467,6 +468,86 @@ void FGLRenderer::BloomScene(int fixedcm)
 	FGLDebug::PopGroup();
 }
 
+//-----------------------------------------------------------------------------
+//
+// Blur the scene
+//
+//-----------------------------------------------------------------------------
+
+void FGLRenderer::BlurScene(float gameinfobluramount)
+{
+	// first, respect the CVar
+	float blurAmount = gl_menu_blur;
+
+	// if CVar is negative, use the gameinfo entry
+	if (gl_menu_blur < 0)
+		blurAmount = gameinfobluramount;
+
+	// if blurAmount == 0 or somehow still returns negative, exit to prevent a crash, clearly we don't want this
+	if ((blurAmount <= 0.0) || !FGLRenderBuffers::IsEnabled())
+		return;
+
+	FGLDebug::PushGroup("BlurScene");
+
+	FGLPostProcessState savedState;
+	savedState.SaveTextureBindings(2);
+
+	int sampleCount = 9;
+	int numLevels = 3; // Must be 4 or less (since FGLRenderBuffers::NumBloomLevels is 4 and we are using its buffers).
+	assert(numLevels <= FGLRenderBuffers::NumBloomLevels);
+
+	const auto &viewport = mScreenViewport; // The area we want to blur. Could also be mSceneViewport if only the scene area is to be blured
+
+	const auto &level0 = mBuffers->BloomLevels[0];
+
+	// Grab the area we want to bloom:
+	glBindFramebuffer(GL_READ_FRAMEBUFFER, mBuffers->GetCurrentFB());
+	glBindFramebuffer(GL_DRAW_FRAMEBUFFER, level0.VFramebuffer);
+	glBlitFramebuffer(viewport.left, viewport.top, viewport.width, viewport.height, 0, 0, level0.Width, level0.Height, GL_COLOR_BUFFER_BIT, GL_LINEAR);
+
+	// Blur and downscale:
+	for (int i = 0; i < numLevels - 1; i++)
+	{
+		const auto &level = mBuffers->BloomLevels[i];
+		const auto &next = mBuffers->BloomLevels[i + 1];
+		mBlurShader->BlurHorizontal(this, blurAmount, sampleCount, level.VTexture, level.HFramebuffer, level.Width, level.Height);
+		mBlurShader->BlurVertical(this, blurAmount, sampleCount, level.HTexture, next.VFramebuffer, next.Width, next.Height);
+	}
+
+	// Blur and upscale:
+	for (int i = numLevels - 1; i > 0; i--)
+	{
+		const auto &level = mBuffers->BloomLevels[i];
+		const auto &next = mBuffers->BloomLevels[i - 1];
+
+		mBlurShader->BlurHorizontal(this, blurAmount, sampleCount, level.VTexture, level.HFramebuffer, level.Width, level.Height);
+		mBlurShader->BlurVertical(this, blurAmount, sampleCount, level.HTexture, level.VFramebuffer, level.Width, level.Height);
+
+		// Linear upscale:
+		glBindFramebuffer(GL_FRAMEBUFFER, next.VFramebuffer);
+		glViewport(0, 0, next.Width, next.Height);
+		glActiveTexture(GL_TEXTURE0);
+		glBindTexture(GL_TEXTURE_2D, level.VTexture);
+		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+		mBloomCombineShader->Bind();
+		mBloomCombineShader->BloomTexture.Set(0);
+		RenderScreenQuad();
+	}
+
+	mBlurShader->BlurHorizontal(this, blurAmount, sampleCount, level0.VTexture, level0.HFramebuffer, level0.Width, level0.Height);
+	mBlurShader->BlurVertical(this, blurAmount, sampleCount, level0.HTexture, level0.VFramebuffer, level0.Width, level0.Height);
+
+	// Copy blur back to scene texture:
+	glBindFramebuffer(GL_READ_FRAMEBUFFER, level0.VFramebuffer);
+	glBindFramebuffer(GL_DRAW_FRAMEBUFFER, mBuffers->GetCurrentFB());
+	glBlitFramebuffer(0, 0, level0.Width, level0.Height, viewport.left, viewport.top, viewport.width, viewport.height, GL_COLOR_BUFFER_BIT, GL_LINEAR);
+
+	glViewport(mScreenViewport.left, mScreenViewport.top, mScreenViewport.width, mScreenViewport.height);
+
+	FGLDebug::PopGroup();
+}
+
 //-----------------------------------------------------------------------------
 //
 // Tonemap scene texture and place the result in the HUD/2D texture
diff --git a/src/gl/renderer/gl_renderbuffers.h b/src/gl/renderer/gl_renderbuffers.h
index 5df3bcca0..41202b499 100644
--- a/src/gl/renderer/gl_renderbuffers.h
+++ b/src/gl/renderer/gl_renderbuffers.h
@@ -43,6 +43,8 @@ public:
 	void BindNextFB();
 	void NextTexture();
 
+	int GetCurrentFB() const { return mPipelineFB[mCurrentPipelineTexture]; }
+
 	void BindOutputFB();
 
 	void BlitToEyeTexture(int eye);
diff --git a/src/gl/renderer/gl_renderer.h b/src/gl/renderer/gl_renderer.h
index 63168ff24..ce59a032c 100644
--- a/src/gl/renderer/gl_renderer.h
+++ b/src/gl/renderer/gl_renderer.h
@@ -180,6 +180,7 @@ public:
 	void ClearTonemapPalette();
 	void LensDistortScene();
 	void ApplyFXAA();
+	void BlurScene(float gameinfobluramount);
 	void CopyToBackbuffer(const GL_IRECT *bounds, bool applyGamma);
 	void DrawPresentTexture(const GL_IRECT &box, bool applyGamma);
 	void Flush();
diff --git a/src/menu/menu.cpp b/src/menu/menu.cpp
index be14b2f09..89503c42a 100644
--- a/src/menu/menu.cpp
+++ b/src/menu/menu.cpp
@@ -57,6 +57,7 @@
 #include "textures/textures.h"
 #include "virtual.h"
 #include "events.h"
+#include "gl/renderer/gl_renderer.h" // for menu blur
 
 //
 // Todo: Move these elsewhere
@@ -784,6 +785,8 @@ void M_Drawer (void)
 
 	if (CurrentMenu != nullptr && menuactive != MENU_Off) 
 	{
+		if (GLRenderer)
+			GLRenderer->BlurScene(gameinfo.bluramount);
 		if (!CurrentMenu->DontDim)
 		{
 			screen->Dim(fade);
diff --git a/src/p_enemy.cpp b/src/p_enemy.cpp
index 8aed0370e..aca2d8bb0 100644
--- a/src/p_enemy.cpp
+++ b/src/p_enemy.cpp
@@ -1883,6 +1883,9 @@ bool P_LookForPlayers (AActor *actor, INTBOOL allaround, FLookExParams *params)
 		if (!(player->mo->flags & MF_SHOOTABLE))
 			continue;			// not shootable (observer or dead)
 
+		if (!((actor->flags ^ player->mo->flags) & MF_FRIENDLY))
+			continue;			// same +MF_FRIENDLY, ignore
+
 		if (player->cheats & CF_NOTARGET)
 			continue;			// no target
 
@@ -1982,7 +1985,7 @@ DEFINE_ACTION_FUNCTION(AActor, A_Look)
 			targ = NULL;
 		}
 
-		if (targ && targ->player && (targ->player->cheats & CF_NOTARGET))
+		if (targ && targ->player && ((targ->player->cheats & CF_NOTARGET) || !(targ->flags & MF_FRIENDLY)))
 		{
 			return 0;
 		}
diff --git a/src/p_mobj.cpp b/src/p_mobj.cpp
index 6a543f091..23b079426 100644
--- a/src/p_mobj.cpp
+++ b/src/p_mobj.cpp
@@ -7279,7 +7279,7 @@ bool AActor::IsTeammate (AActor *other)
 	}
 	else if (!deathmatch && player && other->player)
 	{
-		return true;
+		return (!((flags ^ other->flags) & MF_FRIENDLY));
 	}
 	else if (teamplay)
 	{
@@ -7360,6 +7360,9 @@ bool AActor::IsFriend (AActor *other)
 			other->FriendPlayer == 0 ||
 			players[FriendPlayer-1].mo->IsTeammate(players[other->FriendPlayer-1].mo);
 	}
+	// [SP] If friendly flags match, then they are on the same team.
+	/*if (!((flags ^ other->flags) & MF_FRIENDLY))
+		return true;*/
 	return false;
 }
 
diff --git a/src/p_setup.cpp b/src/p_setup.cpp
index eccad199e..064a92a1f 100644
--- a/src/p_setup.cpp
+++ b/src/p_setup.cpp
@@ -4080,6 +4080,22 @@ void P_SetupLevel (const char *lumpname, int position)
 		}
 	}
 
+	// [SP] move unfriendly players around
+	// horribly hacky - yes, this needs rewritten.
+	for (i = 0; i < MAXPLAYERS; ++i)
+	{
+		if (playeringame[i] && players[i].mo != NULL)
+		{
+			if (!(players[i].mo->flags & MF_FRIENDLY))
+			{
+				AActor * oldSpawn = players[i].mo;
+				G_DeathMatchSpawnPlayer (i);
+				oldSpawn->Destroy();
+			}
+		}
+	}
+
+
 	// Don't count monsters in end-of-level sectors if option is on
 	if (dmflags2 & DF2_NOCOUNTENDMONST)
 	{
diff --git a/src/posix/cocoa/i_video.mm b/src/posix/cocoa/i_video.mm
index 00b39639f..fd09c88f8 100644
--- a/src/posix/cocoa/i_video.mm
+++ b/src/posix/cocoa/i_video.mm
@@ -148,7 +148,7 @@ CUSTOM_CVAR(Bool, vid_autoswitch, true, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_
 
 static int s_currentRenderer;
 
-CUSTOM_CVAR(Int, vid_renderer, 1, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL)
+CUSTOM_CVAR(Int, vid_renderer, 0, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL)
 {
 	// 0: Software renderer
 	// 1: OpenGL renderer
diff --git a/src/posix/sdl/hardware.cpp b/src/posix/sdl/hardware.cpp
index e512adb73..88870cb52 100644
--- a/src/posix/sdl/hardware.cpp
+++ b/src/posix/sdl/hardware.cpp
@@ -65,7 +65,7 @@ void I_RestartRenderer();
 int currentrenderer;
 
 // [ZDoomGL]
-CUSTOM_CVAR (Int, vid_renderer, 1, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL)
+CUSTOM_CVAR (Int, vid_renderer, 0, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL)
 {
 	// 0: Software renderer
 	// 1: OpenGL renderer
diff --git a/src/win32/hardware.cpp b/src/win32/hardware.cpp
index b083f4fe9..70e622b39 100644
--- a/src/win32/hardware.cpp
+++ b/src/win32/hardware.cpp
@@ -106,7 +106,7 @@ CUSTOM_CVAR(Bool, vid_used3d, true, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOIN
 }
 
 // [ZDoomGL]
-CUSTOM_CVAR (Int, vid_renderer, 1, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL)
+CUSTOM_CVAR (Int, vid_renderer, 0, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL)
 {
 	// 0: Software renderer
 	// 1: OpenGL renderer
diff --git a/wadsrc/static/language.enu b/wadsrc/static/language.enu
index 550a94634..2a97c991c 100644
--- a/wadsrc/static/language.enu
+++ b/wadsrc/static/language.enu
@@ -2706,6 +2706,7 @@ GLPREFMNU_SPRBILLFACECAMERA 	= "Sprites face camera";
 GLPREFMNU_PARTICLESTYLE 		= "Particle style";
 GLPREFMNU_AMBLIGHT 				= "Ambient light level";
 GLPREFMNU_RENDERQUALITY 		= "Rendering quality";
+GLPREFMNU_MENUBLUR				= "Menu Blur";
 GLPREFMNU_VRMODE 				= "Stereo 3D VR";
 GLPREFMNU_VRQUADSTEREO 			= "Enable Quad Stereo";
 GLPREFMNU_MULTISAMPLE			= "Multisample";
diff --git a/wadsrc/static/mapinfo/chex.txt b/wadsrc/static/mapinfo/chex.txt
index 4bff1283e..f35a5f2cd 100644
--- a/wadsrc/static/mapinfo/chex.txt
+++ b/wadsrc/static/mapinfo/chex.txt
@@ -38,6 +38,7 @@ gameinfo
 	weaponslot = 7, "LAZDevice"
 	dimcolor = "ff d7 00"
 	dimamount = 0.2
+	bluramount = 0.5
 	definventorymaxamount = 25
 	defaultrespawntime = 12
 	defaultdropstyle = 1
diff --git a/wadsrc/static/mapinfo/doomcommon.txt b/wadsrc/static/mapinfo/doomcommon.txt
index c033ce09c..8dd21dbad 100644
--- a/wadsrc/static/mapinfo/doomcommon.txt
+++ b/wadsrc/static/mapinfo/doomcommon.txt
@@ -39,6 +39,7 @@ gameinfo
 	weaponslot = 7, "BFG9000"
 	dimcolor = "ff d7 00"
 	dimamount = 0.2
+	bluramount = 0.5
 	definventorymaxamount = 25
 	defaultrespawntime = 12
 	defaultdropstyle = 1
diff --git a/wadsrc/static/mapinfo/heretic.txt b/wadsrc/static/mapinfo/heretic.txt
index af0295ef3..241853793 100644
--- a/wadsrc/static/mapinfo/heretic.txt
+++ b/wadsrc/static/mapinfo/heretic.txt
@@ -38,6 +38,7 @@ gameinfo
 	weaponslot = 7, "Mace"
 	dimcolor = "00 00 ff"
 	dimamount = 0.2
+	bluramount = 0.5
 	definventorymaxamount = 16
 	defaultrespawntime = 12
 	defaultdropstyle = 1
diff --git a/wadsrc/static/mapinfo/hexen.txt b/wadsrc/static/mapinfo/hexen.txt
index 37afe7336..09d325464 100644
--- a/wadsrc/static/mapinfo/hexen.txt
+++ b/wadsrc/static/mapinfo/hexen.txt
@@ -37,6 +37,7 @@ gameinfo
 	weaponslot = 4, "FWeapQuietus", "CWeapWraithverge", "MWeapBloodscourge"
 	dimcolor = "00 00 ff"
 	dimamount = 0.2
+	bluramount = 0.5
 	definventorymaxamount = 25
 	defaultrespawntime = 12
 	defaultdropstyle = 1
diff --git a/wadsrc/static/mapinfo/mindefaults.txt b/wadsrc/static/mapinfo/mindefaults.txt
index 885587281..f02ff78d0 100644
--- a/wadsrc/static/mapinfo/mindefaults.txt
+++ b/wadsrc/static/mapinfo/mindefaults.txt
@@ -27,6 +27,7 @@ gameinfo
 	intermissioncounter = true
 	dimcolor = "6f 00 6b"
 	dimamount = 0.8
+	bluramount = 0.0
 	definventorymaxamount = 25
 	defaultrespawntime = 12
 	defaultdropstyle = 1
diff --git a/wadsrc/static/mapinfo/strife.txt b/wadsrc/static/mapinfo/strife.txt
index 419c8c13f..73f7c4572 100644
--- a/wadsrc/static/mapinfo/strife.txt
+++ b/wadsrc/static/mapinfo/strife.txt
@@ -38,6 +38,7 @@ gameinfo
 	weaponslot = 8, "Sigil"
 	dimcolor = "ff d7 00"
 	dimamount = 0.2
+	bluramount = 0.5
 	definventorymaxamount = 25
 	defaultrespawntime = 16
 	defaultdropstyle = 2
diff --git a/wadsrc/static/menudef.txt b/wadsrc/static/menudef.txt
index 3c9c88759..8e6db82f2 100644
--- a/wadsrc/static/menudef.txt
+++ b/wadsrc/static/menudef.txt
@@ -2152,6 +2152,8 @@ OptionMenu "OpenGLOptions"
 	Option "$GLPREFMNU_PARTICLESTYLE",			gl_particles_style,				"Particles"
 	Option "$GLPREFMNU_RENDERQUALITY",			gl_render_precise,				"Precision"
 	StaticText " "
+	Slider "$GLPREFMNU_MENUBLUR",				gl_menu_blur, 0, 5.0, 0.5, 2
+	StaticText " "
 	Option "$GLPREFMNU_VRMODE",					vr_mode, 						"VRMode"
 	Option "$GLPREFMNU_VRQUADSTEREO",			vr_enable_quadbuffered,			"OnOff"
 	StaticText " "