diff --git a/polymer/build/src/build.c b/polymer/build/src/build.c
index e5bb43031..09c83d87f 100644
--- a/polymer/build/src/build.c
+++ b/polymer/build/src/build.c
@@ -242,10 +242,19 @@ static int osdcmd_vidmode(const osdfuncparm_t *parm)
 extern int startwin_run(void);
 
 extern char *defsfilename;	// set in bstub.c
+
+char **grps = NULL;
+char grpstoadd = 0;
+
+void buildaddgroup(const char *buffer)
+{
+    grps = (char**)realloc(grps, sizeof(char*)*(grpstoadd+1));
+    grps[grpstoadd++] = strdup(buffer);
+}
+
 int app_main(int argc, char **argv)
 {
-    char ch, quitflag, cmdsetup = 0, grpstoadd = 0;
-    char **grps = NULL;
+    char ch, quitflag, cmdsetup = 0;
     long i, j, k;
 
     pathsearchmode = 1;		// unrestrict findfrompath so that full access to the filesystem can be had
@@ -270,8 +279,7 @@ int app_main(int argc, char **argv)
             if (!strcmp(argv[i], "-setup")) cmdsetup = 1;
             else if (!strcmp(argv[i], "-g") || !strcmp(argv[i], "-grp")) {
                 i++;
-                grps = (char**)realloc(grps, sizeof(char*)*(grpstoadd+1));
-                grps[grpstoadd++] = argv[i];
+                buildaddgroup(argv[i]);
             }
             else if (!strcmp(argv[i], "-help") || !strcmp(argv[i], "--help") || !strcmp(argv[i], "-?")) {
                 char *s =
@@ -320,6 +328,7 @@ int app_main(int argc, char **argv)
         for (i=0;i<grpstoadd;i++) {
             initprintf("Adding %s\n",grps[i]);
             initgroupfile(grps[i]);
+            free(grps[i]);
         }
         free(grps);
     }
diff --git a/polymer/eduke32/source/astub.c b/polymer/eduke32/source/astub.c
index fa9bd593a..a53560a81 100644
--- a/polymer/eduke32/source/astub.c
+++ b/polymer/eduke32/source/astub.c
@@ -4312,17 +4312,17 @@ void ExtPreLoadMap(void)
 
 static void comlinehelp(void)
 {
-    char *s = "Syntax: mapster32 [options]\n\n"
-              "-?\t\tThis help message\n"
-              "-gFILE\t\tUse multiple group files\n"
-              "-jDIRECTORY\tAdd a directory to the file path stack\n"
-              "-hFILE\t\tUse FILE instead of DUKE3D.DEF\n"
+    char *s = "Usage: mapster32 [OPTIONS] [FILE]\n\n"
+              "-gFILE, -grp FILE\t\tUse extra group file FILE\n"
+              "-hFILE\t\tUse definitions file FILE\n"
+              "-jDIR, -game_dir DIR\n\t\tAdds DIR to the file path stack\n"
 #if defined RENDERTYPEWIN || (defined RENDERTYPESDL && !defined __APPLE__ && defined HAVE_GTK2)
               "-setup\t\tDisplays the configuration dialog\n"
 #endif              
 #if !defined(_WIN32)
               "-usecwd\t\tRead game data and configuration file from working directory\n"
 #endif
+              "\n-?, -help, --help\tDisplay this help message and exit"
               ;
     wm_msgbox("Mapster32 Command Line Help",s);
 }
@@ -4343,6 +4343,8 @@ static void addgamepath(const char *buffer)
     CommandPaths = s;
 }
 
+extern void buildaddgroup(const char *buffer);
+
 static void checkcommandline(int argc,char **argv)
 {
     int i = 1;
@@ -4355,6 +4357,12 @@ static void checkcommandline(int argc,char **argv)
             c = argv[i];
             if (((*c == '/') || (*c == '-')))
             {
+                if (!Bstrcasecmp(c+1,"?") || !Bstrcasecmp(c+1,"help") || !Bstrcasecmp(c+1,"-help"))
+                {
+                    comlinehelp();
+                    exit(0);
+                }
+            
                 if (!Bstrcasecmp(c+1,"game_dir"))
                 {
                     if (argc > i+1)
@@ -4402,10 +4410,6 @@ static void checkcommandline(int argc,char **argv)
                 c++;
                 switch (*c)
                 {
-                case '?':
-                    comlinehelp();
-                    exit(0);
-                    break;
                 case 'h':
                 case 'H':
                     c++;
@@ -4421,6 +4425,12 @@ static void checkcommandline(int argc,char **argv)
                     if (!*c) break;
                     addgamepath(c);
                     break;
+                case 'g':
+                case 'G':
+                    c++;
+                    if (!*c) break;
+                    buildaddgroup(c);
+                    break;
                 }
             }
             i++;
@@ -6017,7 +6027,7 @@ static void FuncMenu(void)
                         for (j=0;j<MAXSPRITES-1;j++)
                             if (sprite[j].picnum == i)
                                 deletesprite(j), k++;
-                        Bsprintf(tempbuf,"%d sprite\(s\) deleted",k);
+                        Bsprintf(tempbuf,"%d sprite(s) deleted",k);
                         printmessage16(tempbuf);
                     }
                     else printmessage16("Aborted");
diff --git a/polymer/eduke32/source/config.c b/polymer/eduke32/source/config.c
index 434816186..7b9ae52d5 100644
--- a/polymer/eduke32/source/config.c
+++ b/polymer/eduke32/source/config.c
@@ -604,7 +604,11 @@ int32 CONFIG_ReadSetup(void)
 
         SCRIPT_GetString(scripthandle, "Comm Setup","RTSName",&ud.rtsname[0]);
 
-        SCRIPT_GetString(scripthandle, "Misc","SelectedGRP",&duke3dgrp[0]);
+        {
+            extern char defaultduke3dgrp[BMAX_PATH];
+            if (!Bstrcmp(defaultduke3dgrp,"duke3d.grp"))
+                SCRIPT_GetString(scripthandle, "Misc","SelectedGRP",&duke3dgrp[0]);
+        }        
 
         SCRIPT_GetNumber(scripthandle, "Screen Setup", "Shadows",&ud.shadows);
 
diff --git a/polymer/eduke32/source/game.c b/polymer/eduke32/source/game.c
index 87ff0ca06..0a890b45f 100644
--- a/polymer/eduke32/source/game.c
+++ b/polymer/eduke32/source/game.c
@@ -8103,39 +8103,40 @@ FAKE_F3:
 
 static void comlinehelp(void)
 {
-    char *s = "Syntax: eduke32 [options]\n\n"
-              "-?\t\tThis help message\n"
-              "-l##\t\tLevel (1-11)\n"
-              "-v#\t\tVolume (1-4)\n"
-              "-s#\t\tSkill (1-4)\n"
-              "-r\t\tRecord demo\n"
+    char *s = "Usage: eduke32 [OPTIONS]\n"
+              "Example: eduke32 -q4 -a -m -tx -map nukeland.map\n\n"
+              "-NUM\t\tLoad and run a game from slot NUM (0-9)\n"
+              "-a\t\tUse fake player AI (fake multiplayer only)\n"
+              "-cNUM\t\tUse MP mode NUM, 1 = DukeMatch(spawn), 2 = Coop, 3 = Dukematch(no spawn)\n"
               "-dFILE\t\tStart to play demo FILE\n"
-              "-m\t\tNo monsters\n"
-              "-ns\t\tNo sound\n"
-              "-nm\t\tNo music\n"
-              "-t#\t\tRespawn, 1 = Monsters, 2 = Items, 3 = Inventory, x = All\n"
-              "-c#\t\tMP mode, 1 = DukeMatch(spawn), 2 = Coop, 3 = Dukematch(no spawn)\n"
-              "-q#\t\tFake multiplayer (2-8 players)\n"
-              "-a\t\tUse player AI (fake multiplayer only)\n"
-              "-i#\t\tNetwork mode (1/0) (multiplayer only) (default == 1)\n"
-              "-f#\t\tSend fewer packets (1, 2, 4) (multiplayer only)\n"
-              "-gFILE\t\tUse multiple group files (must be last on command line)\n"
-              "-jDIRECTORY\tAdd a directory to the file path stack\n"
-              "-hFILE\t\tUse FILE instead of DUKE3D.DEF\n"
-              "-xFILE\t\tUse specified CON file (default EDUKE.CON/GAME.CON)\n"
-              "-u#########\tUser's favorite weapon order (default: 3425689071)\n"
-              "-#\t\tLoad and run a game (slot 0-9)\n"
-              "-map FILE\tUse a map FILE\n"
-              "-name NAME\tFoward NAME\n"
-              "-net\t\tNet mode game\n"
+/*              "-fNUM\t\tSend fewer packets in multiplayer (1, 2, 4) (deprecated)\n" */
+              "-gFILE, -grp FILE\t\tUse extra group file FILE\n"
+              "-hFILE\t\tUse definitions file FILE\n"
+              "-iNUM\t\tUse networking mode NUM (1/0) (multiplayer only) (default == 1)\n"
+              "-jDIR\n-game_dir DIR\t\tAdds DIR to the file path stack\n"
+              "-lNUM\t\tWarp to level NUM (1-11), see -v\n"
+              "-m\t\tDisable monsters\n"
+              "-map FILE\tUse user map FILE\n"
+              "-name NAME\tUse NAME as multiplayer name\n"
+              "-nD\t\tDump default gamevars to gamevars.txt\n"
+              "-net\t\tNetwork play; see documentation\n"
+              "-nm\t\tDisable music\n"
+              "-ns\t\tDisable sound\n"
+              "-qNUM\t\tUse NUM players for fake multiplayer (2-8)\n"
+              "-r\t\tRecord demo\n"
+              "-sNUM\t\tUse skill level NUM (1-4)\n"
 #if defined RENDERTYPEWIN || (defined RENDERTYPESDL && !defined __APPLE__ && defined HAVE_GTK2)
               "-setup\t\tDisplays the configuration dialog\n"
 #endif
-              "-nD\t\tDump game definitions to gamevars.txt\n"
+              "-tNUM\t\tUse respawn mode NUM, 1 = Monsters, 2 = Items, 3 = Inventory, x = All\n"
+              "-u#########\tUser's favorite weapon order (default: 3425689071)\n"
 #if !defined(_WIN32)
               "-usecwd\t\tRead game data and configuration file from working directory\n"
 #endif
-              "-condebug, -z#\tLine-by-line CON compilation debugging"
+              "-vNUM\t\tWarp to volume NUM (1-4), see -l\n"
+              "-xFILE\t\tLoad CON script FILE (default EDUKE.CON/GAME.CON)\n"
+              "-zNUM, -condebug\tLine-by-line CON compilation debugging, NUM is verbosity\n"
+              "\n-?, -help, --help\tDisplay this help message and exit"
               ;
     wm_msgbox("EDuke32 Command Line Help",s);
 }
@@ -8438,7 +8439,13 @@ static void checkcommandline(int argc,char **argv)
             c = argv[i];
             if (((*c == '/') || (*c == '-')) && (!firstnet))
             {
-                if (!Bstrcasecmp(c+1,"grp"))
+                if (!Bstrcasecmp(c+1,"?") || !Bstrcasecmp(c+1,"help") || !Bstrcasecmp(c+1,"-help"))
+                {
+                    comlinehelp();
+                    exit(0);
+                }
+            
+                if (!Bstrcasecmp(c+1,"grp") || !Bstrcasecmp(c+1,"g"))
                 {
                     if (argc > i+1)
                     {
@@ -8589,10 +8596,6 @@ static void checkcommandline(int argc,char **argv)
                 c++;
                 switch (*c)
                 {
-                case '?':
-                    comlinehelp();
-                    exit(0);
-                    break;
                 case 'a':
                 case 'A':
                     ud.playerai = 1;