diff --git a/polymer/eduke32/source/lunatic/util/colenemy.lua b/polymer/eduke32/source/lunatic/util/colenemy.lua
new file mode 100644
index 000000000..ab7a1202d
--- /dev/null
+++ b/polymer/eduke32/source/lunatic/util/colenemy.lua
@@ -0,0 +1,102 @@
+
+-- Search for enemies with nonzero pal.
+-- foreachmap module.
+
+local build = require("build")
+local D = build.readdefs("../../names.h") or error("Need ../../names.h")
+
+local assert = assert
+local print = print
+local string = require("string")
+
+local io = require("io")
+
+local function printf(fmt, ...)
+    print(string.format(fmt, ...))
+end
+
+
+module(...)
+
+
+local ENEMY_NAME = {
+    [D.BOSS1] = "BOSS1",
+    [D.BOSS1STAYPUT] = "BOSS1STAYPUT",
+    [D.BOSS2] = "BOSS2",
+    [D.BOSS3] = "BOSS3",
+    [D.BOSS4] = "BOSS4",
+    [D.BOSS4STAYPUT] = "BOSS4STAYPUT",
+    [D.COMMANDER] = "COMMANDER",
+    [D.COMMANDERSTAYPUT] = "COMMANDERSTAYPUT",
+    [D.DRONE] = "DRONE",
+    [D.GREENSLIME] = "GREENSLIME",
+    [D.LIZMAN] = "LIZMAN",
+    [D.LIZMANFEEDING] = "LIZMANFEEDING",
+    [D.LIZMANJUMP] = "LIZMANJUMP",
+    [D.LIZMANSPITTING] = "LIZMANSPITTING",
+    [D.LIZMANSTAYPUT] = "LIZMANSTAYPUT",
+    [D.LIZTROOP] = "LIZTROOP",
+    [D.LIZTROOPDUCKING] = "LIZTROOPDUCKING",
+    [D.LIZTROOPJETPACK] = "LIZTROOPJETPACK",
+    [D.LIZTROOPJUSTSIT] = "LIZTROOPJUSTSIT",
+    [D.LIZTROOPONTOILET] = "LIZTROOPONTOILET",
+    [D.LIZTROOPRUNNING] = "LIZTROOPRUNNING",
+    [D.LIZTROOPSHOOT] = "LIZTROOPSHOOT",
+    [D.LIZTROOPSTAYPUT] = "LIZTROOPSTAYPUT",
+    [D.OCTABRAIN] = "OCTABRAIN",
+    [D.OCTABRAINSTAYPUT] = "OCTABRAINSTAYPUT",
+    [D.ORGANTIC] = "ORGANTIC",
+    [D.PIGCOP] = "PIGCOP",
+    [D.PIGCOPDIVE] = "PIGCOPDIVE",
+    [D.PIGCOPSTAYPUT] = "PIGCOPSTAYPUT",
+    [D.RAT] = "RAT",
+    [D.ROTATEGUN] = "ROTATEGUN",
+    [D.SHARK] = "SHARK",
+}
+
+local uniq = false
+
+function init(args)
+    if (#args == 1) then
+        local wr = function(s) io.stderr:write(s) end
+        wr("Usage: "..args[0].." "..args[1].." [-u] *.map ...\n")
+        wr("  -u: print only one pal-x-tilenum combination\n")
+    end
+
+    if (args[2]:sub(1,1)=="-") then
+        assert(args[2]=="-u", "Unknown option "..args[2])
+        uniq = true
+        return 3
+    end
+end
+
+function success(map, fn)
+    -- Have one at all?
+    local haveone = false
+
+    -- Have pal-x-tile combination?
+    -- [tile*256 + pal] = true
+    local havept = {}
+
+    for i=0,map.numsprites-1 do
+        local spr = map.sprite[i]
+        local picnum, pal = spr.picnum, spr.pal
+        local name = ENEMY_NAME[picnum]
+
+        if (name and pal~=0) then
+            if (not (name:match("^LIZTROOP") and pal==21)) then  -- those are handled by CON
+                if (not uniq or not havept[picnum*256 + pal]) then
+                    if (not haveone) then
+                        printf("%s:", fn)
+                        haveone = true
+                    end
+                    printf("%5d %3d %s", i, pal, name)
+                    havept[picnum*256 + pal] = true
+                end
+            end
+        end
+    end
+    if (haveone) then
+        print("")
+    end
+end
diff --git a/polymer/eduke32/source/lunatic/util/findmaps.sh b/polymer/eduke32/source/lunatic/util/findmaps.sh
index 74a4752bc..93a5e7d7a 100755
--- a/polymer/eduke32/source/lunatic/util/findmaps.sh
+++ b/polymer/eduke32/source/lunatic/util/findmaps.sh
@@ -9,7 +9,7 @@ if [ -z "$2" ]; then
 fi
 
 if [ -z "$ok" ]; then
-    echo "Usage: $0 <dir> <code for foreachmap.lua -e>"
+    echo "Usage: $0 <dir> <some_foreachmap_module.lua | code for foreachmap.lua -e>"
     exit 1
 fi
 
@@ -19,4 +19,16 @@ if [ "$idx" != 0 ]; then
     LOPT=
 fi
 
-find $LOPT "$1" -iname '*.map' -print0 | xargs -0 ./foreachmap.lua "-e$2"
+FN="$1"
+ARG="$2"
+
+idx=$(expr match "$ARG" '.*lua$')
+if [ "$idx" == 0 ]; then
+    ARG="-e$ARG"
+    find $LOPT "$FN" -iname '*.map' -print0 | xargs -0 ./foreachmap.lua "$ARG"
+else
+    shift
+    # So that you can e.g. do
+    # ./findmaps.sh ~/.eduke32 ./colenemy.lua -u
+    find $LOPT "$FN" -iname '*.map' -print0 | xargs -0 ./foreachmap.lua "$@"
+fi