diff --git a/polymer/eduke32/package/sdk/tiles.cfg b/polymer/eduke32/package/sdk/tiles.cfg
index 573c23beb..4051cc906 100644
--- a/polymer/eduke32/package/sdk/tiles.cfg
+++ b/polymer/eduke32/package/sdk/tiles.cfg
@@ -177,11 +177,18 @@ tilegroup "All"
     //
     // For example, under the Duke3D palette, one can create a color scheme
     // similar to earlier Mapster32 builds (non-blocking sprites have an orange
-    // tint, blocking ones are purple) by declaring in a loaded DEF file
-    //  2dcolidxrange 33 33 255
+    // tint, blocking ones are purple) by first putting in your m32_autoexec.cfg
+    // file the lines
+    //
+    //  // do gamevar i 0 1  // only if a.m32 is not loaded
+    //  script_expertmode 1
+    //  do for i range 256 ifge i 33 { set editorcolors[i] i }
+    //  script_expertmode 0
+    //
     // which maps editorcolor[] indices 33 through 255 to the same actual color
-    // indices, and then setting here:
-    colors 139 231
+    // indices, and then setting here one of the alternatives:
+    colors 139 231  // reddish orange / purple
+//    colors 208 64  // brighter orange / sky blue
     // This sets tile colors for all sprites excluding those which have been
     // assigned a color by the above tile group declarations.
 }
diff --git a/polymer/eduke32/source/m32vars.c b/polymer/eduke32/source/m32vars.c
index 742844ffc..8037553f9 100644
--- a/polymer/eduke32/source/m32vars.c
+++ b/polymer/eduke32/source/m32vars.c
@@ -671,6 +671,7 @@ static void Gv_AddSystemVars(void)
     Gv_NewArray("headsectbunchf", (void *)headsectbunch[1], YAX_MAXBUNCHES, GAMEARRAY_READONLY|GAMEARRAY_OFSHORT);
     Gv_NewArray("nextsectbunchf", (void *)nextsectbunch[1], MAXSECTORS, GAMEARRAY_READONLY|GAMEARRAY_OFSHORT);
 #endif
+    Gv_NewArray("editorcolors", (void *)editorcolors, 256, GAMEARRAY_READONLY|GAMEARRAY_OFCHAR);
     Gv_NewArray("tilesizx", (void *)&tilesiz[0].x, MAXTILES, GAMEARRAY_STRIDE2|GAMEARRAY_READONLY|GAMEARRAY_OFINT);
     Gv_NewArray("tilesizy", (void *)&tilesiz[0].y, MAXTILES, GAMEARRAY_STRIDE2|GAMEARRAY_READONLY|GAMEARRAY_OFINT);
 //    Gv_NewArray("picsiz", (void *)picsiz, MAXTILES, GAMEARRAY_READONLY|GAMEARRAY_OFCHAR);