diff --git a/common/bspfile.h b/common/bspfile.h
index 91d5c1fd..d5ecb458 100644
--- a/common/bspfile.h
+++ b/common/bspfile.h
@@ -132,6 +132,7 @@ BRUSH MODELS
 #define TEX_WORLD_LUXELS		BIT( 1 )	// alternative lightmap matrix will be used (luxels per world units instead of luxels per texels)
 #define TEX_AXIAL_LUXELS		BIT( 2 )	// force world luxels to axial positive scales
 #define TEX_EXTRA_LIGHTMAP		BIT( 3 )	// bsp31 legacy - using 8 texels per luxel instead of 16 texels per luxel
+#define TEX_SCROLL			BIT( 6 )	// Doom special FX
 
 // ambient sound types
 enum
diff --git a/engine/client/cl_qparse.c b/engine/client/cl_qparse.c
index 5a3fb6dc..270d709e 100644
--- a/engine/client/cl_qparse.c
+++ b/engine/client/cl_qparse.c
@@ -201,7 +201,11 @@ static void CL_ParseQuakeServerInfo( sizebuf_t *msg )
 	i = MSG_ReadLong( msg );
 
 	if( i != PROTOCOL_VERSION_QUAKE )
-		Host_Error( "Server use invalid protocol (%i should be %i)\n", i, PROTOCOL_VERSION_QUAKE );
+	{
+		Con_Printf( "\n" S_ERROR "Server use invalid protocol (%i should be %i)\n", i, PROTOCOL_VERSION_QUAKE );
+		CL_StopPlayback();
+		Host_AbortCurrentFrame();
+	}
 
 	cl.maxclients = MSG_ReadByte( msg );
 	gametype = MSG_ReadByte( msg );
diff --git a/engine/client/console.c b/engine/client/console.c
index 29275318..080b663c 100644
--- a/engine/client/console.c
+++ b/engine/client/console.c
@@ -861,9 +861,10 @@ draw console single character
 */
 static int Con_DrawGenericChar( int x, int y, int number, rgba_t color )
 {
-	int	width, height;
-	float	s1, t1, s2, t2;
-	wrect_t	*rc;
+	int		width, height;
+	float		s1, t1, s2, t2;
+	gl_texture_t	*glt;
+	wrect_t		*rc;
 
 	number &= 255;
 
@@ -878,8 +879,17 @@ static int Con_DrawGenericChar( int x, int y, int number, rgba_t color )
 		return 0;
 
 	rc = &con.curFont->fontRc[number];
+	glt = R_GetTexture( con.curFont->hFontTexture );
+	width = glt->srcWidth;
+	height = glt->srcHeight;
 
-	pglColor4ubv( color );
+	if( !width || !height )
+		return con.curFont->charWidths[number];
+
+	// don't apply color to fixed fonts it's already colored
+	if( con.curFont->type != FONT_FIXED || glt->format == GL_LUMINANCE8_ALPHA8 )
+		pglColor4ubv( color );
+	else pglColor4ub( 255, 255, 255, color[3] );
 	R_GetTextureParms( &width, &height, con.curFont->hFontTexture );
 
 	// calc rectangle
diff --git a/engine/client/gl_alias.c b/engine/client/gl_alias.c
index ee61d5ed..6226c90b 100644
--- a/engine/client/gl_alias.c
+++ b/engine/client/gl_alias.c
@@ -433,12 +433,15 @@ rgbdata_t *Mod_CreateSkinData( model_t *mod, byte *data, int width, int height )
 	skin.palette = (byte *)&clgame.palette;
 	skin.size = width * height;
 
-	for( i = 0; i < skin.width * skin.height; i++ )
+	if( !Image_CustomPalette() )
 	{
-		if( data[i] > 224 && data[i] != 255 )
+		for( i = 0; i < skin.width * skin.height; i++ )
 		{
-			SetBits( skin.flags, IMAGE_HAS_LUMA );
-			break;
+			if( data[i] > 224 && data[i] != 255 )
+			{
+				SetBits( skin.flags, IMAGE_HAS_LUMA );
+				break;
+			}
 		}
 	}
 
@@ -478,11 +481,14 @@ rgbdata_t *Mod_CreateSkinData( model_t *mod, byte *data, int width, int height )
 void *Mod_LoadSingleSkin( daliasskintype_t *pskintype, int skinnum, int size )
 {
 	string	name, lumaname;
+	string	checkname;
 	rgbdata_t	*pic;
 
 	Q_snprintf( name, sizeof( name ), "%s:frame%i", loadmodel->name, skinnum );
 	Q_snprintf( lumaname, sizeof( lumaname ), "%s:luma%i", loadmodel->name, skinnum );
-	pic = Mod_CreateSkinData( loadmodel, (byte *)(pskintype + 1), m_pAliasHeader->skinwidth, m_pAliasHeader->skinheight );
+	Q_snprintf( checkname, sizeof( checkname ), "%s_%i.tga", loadmodel->name, skinnum );
+	if( !FS_FileExists( checkname, false ) || ( pic = FS_LoadImage( checkname, NULL, 0 )) == NULL )
+		pic = Mod_CreateSkinData( loadmodel, (byte *)(pskintype + 1), m_pAliasHeader->skinwidth, m_pAliasHeader->skinheight );
 
 	m_pAliasHeader->gl_texturenum[skinnum][0] =
 	m_pAliasHeader->gl_texturenum[skinnum][1] =
@@ -1445,7 +1451,17 @@ void R_DrawAliasModel( cl_entity_t *e )
 		GL_Bind( XASH_TEXTURE0, tr.whiteTexture );
 	else if( pinfo != NULL && pinfo->textures[skin] != 0 )
 		GL_Bind( XASH_TEXTURE0, pinfo->textures[skin] );	// FIXME: allow remapping for skingroups someday
-	else GL_Bind( XASH_TEXTURE0, m_pAliasHeader->gl_texturenum[skin][anim] );
+	else
+	{
+		GL_Bind( XASH_TEXTURE0, m_pAliasHeader->gl_texturenum[skin][anim] );
+
+		if( FBitSet( R_GetTexture( m_pAliasHeader->gl_texturenum[skin][anim] )->flags, TF_HAS_ALPHA ))
+		{
+			pglEnable( GL_ALPHA_TEST );
+			pglAlphaFunc( GL_GREATER, 0.0f );
+			tr.blend = 1.0f;
+		}
+	}
 
 	pglTexEnvf( GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE );
 
@@ -1472,6 +1488,8 @@ void R_DrawAliasModel( cl_entity_t *e )
 	R_AliasDrawLightTrace( e );
 
 	pglTexEnvf( GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE );
+	pglAlphaFunc( GL_GREATER, DEFAULT_ALPHATEST );
+	pglDisable( GL_ALPHA_TEST );
 
 	if( r_shadows.value )
 	{
diff --git a/engine/client/gl_beams.c b/engine/client/gl_beams.c
index d1f97143..a8cd6614 100644
--- a/engine/client/gl_beams.c
+++ b/engine/client/gl_beams.c
@@ -2003,7 +2003,7 @@ void CL_ReadLineFile_f( void )
 
 		count++;
 		
-		if( !R_BeamPoints( p1, p2, modelIndex, 99999, 2, 0, 255, 0, 0, 0, 255.0f, 0.0f, 0.0f ))
+		if( !R_BeamPoints( p1, p2, modelIndex, 0, 2, 0, 255, 0, 0, 0, 255.0f, 0.0f, 0.0f ))
 		{
 			if( !model || model->type != mod_sprite )
 				Con_Printf( S_ERROR "failed to load \"%s\"!\n", DEFAULT_LASERBEAM_PATH );
diff --git a/engine/client/gl_rsurf.c b/engine/client/gl_rsurf.c
index 1ca27b63..7fff89a1 100644
--- a/engine/client/gl_rsurf.c
+++ b/engine/client/gl_rsurf.c
@@ -723,12 +723,20 @@ void DrawGLPoly( glpoly_t *p, float xScale, float yScale )
 
 	if( p->flags & SURF_CONVEYOR )
 	{
-		gl_texture_t	*texture;
-		float		flConveyorSpeed;
+		float		flConveyorSpeed = 0.0f;
 		float		flRate, flAngle;
+		gl_texture_t	*texture;
 
-		flConveyorSpeed = (e->curstate.rendercolor.g<<8|e->curstate.rendercolor.b) / 16.0f;
-		if( e->curstate.rendercolor.r ) flConveyorSpeed = -flConveyorSpeed;
+		if( Host_IsQuakeCompatible() && RI.currententity == clgame.entities )
+		{
+			// same as doom speed
+			flConveyorSpeed = -35.0f;
+		}
+		else
+		{
+			flConveyorSpeed = (e->curstate.rendercolor.g<<8|e->curstate.rendercolor.b) / 16.0f;
+			if( e->curstate.rendercolor.r ) flConveyorSpeed = -flConveyorSpeed;
+		}
 		texture = R_GetTexture( glState.currentTextures[glState.activeTMU] );
 
 		flRate = abs( flConveyorSpeed ) / (float)texture->srcWidth;
diff --git a/engine/client/gl_sprite.c b/engine/client/gl_sprite.c
index c6e4c8ae..b98a3a2c 100644
--- a/engine/client/gl_sprite.c
+++ b/engine/client/gl_sprite.c
@@ -189,6 +189,11 @@ void Mod_LoadSpriteModel( model_t *mod, const void *buffer, qboolean *loaded, ui
 		psprite->radius = pinq1->boundingradius;
 		psprite->synctype = pinq1->synctype;
 
+		// LordHavoc: hack to allow sprites to be non-fullbright
+		for( i = 0; i < MAX_QPATH && mod->name[i]; i++ )
+			if( mod->name[i] == '!' )
+				psprite->texFormat = SPR_ALPHTEST;
+
 		mod->mins[0] = mod->mins[1] = -pinq1->bounds[0] * 0.5f;
 		mod->maxs[0] = mod->maxs[1] = pinq1->bounds[0] * 0.5f;
 		mod->mins[2] = -pinq1->bounds[1] * 0.5f;
diff --git a/engine/common/common.h b/engine/common/common.h
index 1fcf8737..bdc349fd 100644
--- a/engine/common/common.h
+++ b/engine/common/common.h
@@ -703,8 +703,10 @@ void Image_PaletteHueReplace( byte *palSrc, int newHue, int start, int end, int
 void Image_PaletteTranslate( byte *palSrc, int top, int bottom, int pal_size );
 void Image_SetForceFlags( uint flags );	// set image force flags on loading
 size_t Image_DXTGetLinearSize( int type, int width, int height, int depth );
+qboolean Image_CustomPalette( void );
 void Image_ClearForceFlags( void );
 void Image_SetMDLPointer( byte *p );
+void Image_CheckPaletteQ1( void );
 
 /*
 ========================================================================
diff --git a/engine/common/filesystem.c b/engine/common/filesystem.c
index a3b7e772..a473476d 100644
--- a/engine/common/filesystem.c
+++ b/engine/common/filesystem.c
@@ -1553,6 +1553,7 @@ void FS_LoadGameInfo( const char *rootfolder )
 	
 	FS_Rescan(); // create new filesystem
 
+	Image_CheckPaletteQ1 ();
 	Host_InitDecals ();	// reload decals
 }
 
diff --git a/engine/common/imagelib/imagelib.h b/engine/common/imagelib/imagelib.h
index 77dd59e1..fdbe32e6 100644
--- a/engine/common/imagelib/imagelib.h
+++ b/engine/common/imagelib/imagelib.h
@@ -95,6 +95,7 @@ typedef struct imglib_s
 	byte			*tempbuffer;	// for convert operations
 	int			cmd_flags;	// global imglib flags
 	int			force_flags;	// override cmd_flags
+	qboolean			custom_palette;	// custom palette was installed
 } imglib_t;
 
 /*
diff --git a/engine/common/imagelib/img_utils.c b/engine/common/imagelib/img_utils.c
index 775b041f..934dfb54 100644
--- a/engine/common/imagelib/img_utils.c
+++ b/engine/common/imagelib/img_utils.c
@@ -177,6 +177,16 @@ byte *Image_Copy( size_t size )
 	return out; 
 }
 
+/*
+=================
+Image_CustomPalette
+=================
+*/
+qboolean Image_CustomPalette( void )
+{
+	return image.custom_palette;
+}
+
 /*
 =================
 Image_CheckFlag
@@ -311,6 +321,58 @@ void Image_SetPalette( const byte *pal, uint *d_table )
 	}
 }
 
+static void Image_ConvertPalTo24bit( rgbdata_t *pic )
+{
+	byte	*pal32, *pal24;
+	byte	*converted;
+	int	i;
+
+	if( pic->type == PF_INDEXED_24 )
+		return; // does nothing
+
+	pal24 = converted = Mem_Malloc( host.imagepool, 768 );
+	pal32 = pic->palette;
+
+	for( i = 0; i < 256; i++, pal24 += 3, pal32 += 4 )
+	{
+		pal24[0] = pal32[0];
+		pal24[1] = pal32[1];
+		pal24[2] = pal32[2];
+	}
+
+	Mem_Free( pic->palette );
+	pic->palette = converted;
+	pic->type = PF_INDEXED_24;
+}
+
+void Image_CopyPalette32bit( void )
+{
+	if( image.palette ) return; // already created ?
+	image.palette = Mem_Malloc( host.imagepool, 1024 );
+	memcpy( image.palette, image.d_currentpal, 1024 );
+}
+
+void Image_CheckPaletteQ1( void )
+{
+	rgbdata_t	*pic = FS_LoadImage( DEFAULT_INTERNAL_PALETTE, NULL, 0 );
+
+	if( pic && pic->size == 1024 )
+	{
+		Image_ConvertPalTo24bit( pic );
+		if( Image_ComparePalette( pic->palette ) == PAL_CUSTOM )
+		{
+			image.d_rendermode = LUMP_NORMAL;
+			Con_DPrintf( "custom quake palette detected\n" );
+			Image_SetPalette( pic->palette, d_8toQ1table );
+			d_8toQ1table[255] = 0; // 255 is transparent
+			image.custom_palette = true;
+			q1palette_init = true;
+		}
+	}
+
+	if( pic ) FS_FreeImage( pic );
+}
+
 void Image_GetPaletteQ1( void )
 {
 	if( !q1palette_init )
@@ -376,37 +438,6 @@ void Image_GetPaletteLMP( const byte *pal, int rendermode )
 	}
 }
 
-static void Image_ConvertPalTo24bit( rgbdata_t *pic )
-{
-	byte	*pal32, *pal24;
-	byte	*converted;
-	int	i;
-
-	if( pic->type == PF_INDEXED_24 )
-		return; // does nothing
-
-	pal24 = converted = Mem_Malloc( host.imagepool, 768 );
-	pal32 = pic->palette;
-
-	for( i = 0; i < 256; i++, pal24 += 3, pal32 += 4 )
-	{
-		pal24[0] = pal32[0];
-		pal24[1] = pal32[1];
-		pal24[2] = pal32[2];
-	}
-
-	Mem_Free( pic->palette );
-	pic->palette = converted;
-	pic->type = PF_INDEXED_24;
-}
-
-void Image_CopyPalette32bit( void )
-{
-	if( image.palette ) return; // already created ?
-	image.palette = Mem_Malloc( host.imagepool, 1024 );
-	memcpy( image.palette, image.d_currentpal, 1024 );
-}
-
 void Image_PaletteHueReplace( byte *palSrc, int newHue, int start, int end, int pal_size )
 {
 	float	r, g, b;
diff --git a/engine/common/imagelib/img_wad.c b/engine/common/imagelib/img_wad.c
index f5e4eecb..c47b42f5 100644
--- a/engine/common/imagelib/img_wad.c
+++ b/engine/common/imagelib/img_wad.c
@@ -276,7 +276,7 @@ qboolean Image_LoadLMP( const char *name, const byte *buffer, size_t filesize )
 		return Image_LoadPAL( name, buffer, filesize );
 
 	// id software trick (image without header)
-	if( image.hint != IL_HINT_HL && Q_stristr( name, "conchars" ))
+	if( Q_stristr( name, "conchars" ) && filesize == 16384 )
 	{
 		image.width = image.height = 128;
 		rendermode = LUMP_QUAKE1;
@@ -308,10 +308,14 @@ qboolean Image_LoadLMP( const char *name, const byte *buffer, size_t filesize )
 	{
 		int	numcolors;
 
-		if( fin[0] == 255 )
+		for( i = 0; i < pixels; i++ )
 		{
-			image.flags |= IMAGE_HAS_ALPHA;
-			rendermode = LUMP_MASKED;
+			if( fin[i] == 255 )
+			{
+				image.flags |= IMAGE_HAS_ALPHA;
+				rendermode = LUMP_MASKED;
+				break;
+			}
 		}
 		pal = fin + pixels;
 		numcolors = *(short *)pal;
@@ -433,14 +437,17 @@ qboolean Image_LoadMIP( const char *name, const byte *buffer, size_t filesize )
 		hl_texture = false;
 
 		// check for luma and alpha pixels
-		for( i = 0; i < image.width * image.height; i++ )
+		if( !image.custom_palette )
 		{
-			if( fin[i] > 224 && fin[i] != 255 )
+			for( i = 0; i < image.width * image.height; i++ )
 			{
-				// don't apply luma to water surfaces because they have no lightmap
-				if( mip.name[0] != '*' && mip.name[0] != '!' )
-					image.flags |= IMAGE_HAS_LUMA;
-				break;
+				if( fin[i] > 224 && fin[i] != 255 )
+				{
+					// don't apply luma to water surfaces because they have no lightmap
+					if( mip.name[0] != '*' && mip.name[0] != '!' )
+						image.flags |= IMAGE_HAS_LUMA;
+					break;
+				}
 			}
 		}
 
diff --git a/engine/common/mod_bmodel.c b/engine/common/mod_bmodel.c
index 0a4a219c..9e62218a 100644
--- a/engine/common/mod_bmodel.c
+++ b/engine/common/mod_bmodel.c
@@ -2203,6 +2203,9 @@ static void Mod_LoadSurfaces( dbspmodel_t *bmod )
 		if( !Q_strncmp( tex->name, "scroll", 6 ))
 			SetBits( out->flags, SURF_CONVEYOR );
 
+		if( FBitSet( out->texinfo->flags, TEX_SCROLL ))
+			SetBits( out->flags, SURF_CONVEYOR );
+
 		// g-cont. added a combined conveyor-transparent
 		if( !Q_strncmp( tex->name, "{scroll", 7 ))
 			SetBits( out->flags, SURF_CONVEYOR|SURF_TRANSPARENT );