diff --git a/include/core/paletteparser.h b/include/core/paletteutil.h
similarity index 74%
rename from include/core/paletteparser.h
rename to include/core/paletteutil.h
index 336393cf..a067dea3 100644
--- a/include/core/paletteparser.h
+++ b/include/core/paletteutil.h
@@ -1,15 +1,16 @@
-#ifndef PALETTEPARSER_H
-#define PALETTEPARSER_H
+#ifndef PALETTEUTIL_H
+#define PALETTEUTIL_H
 
 #include <QList>
 #include <QRgb>
 #include <QString>
 
-class PaletteParser
+class PaletteUtil
 {
 public:
-    PaletteParser();
+    PaletteUtil();
     QList<QRgb> parse(QString filepath, bool *error);
+    void writeJASC(QString filepath, QVector<QRgb> colors, int offset, int nColors);
 private:
     QList<QRgb> parsePal(QString filepath, bool *error);
     QList<QRgb> parseJASC(QString filepath, bool *error);
@@ -20,4 +21,4 @@ private:
     int clampColorValue(int value);
 };
 
-#endif // PALETTEPARSER_H
+#endif // PALETTEUTIL_H
diff --git a/include/ui/citymappixmapitem.h b/include/ui/citymappixmapitem.h
index bc82e3c1..a3c48faa 100644
--- a/include/ui/citymappixmapitem.h
+++ b/include/ui/citymappixmapitem.h
@@ -21,7 +21,7 @@ public:
     QString file;
 
     QByteArray data;
-    
+
     void init();
     void save();
     void create(QString);
diff --git a/porymap.pro b/porymap.pro
index b3a19b8d..177f488b 100644
--- a/porymap.pro
+++ b/porymap.pro
@@ -24,7 +24,7 @@ SOURCES += src/core/block.cpp \
     src/core/maplayout.cpp \
     src/core/metatile.cpp \
     src/core/metatileparser.cpp \
-    src/core/paletteparser.cpp \
+    src/core/paletteutil.cpp \
     src/core/parseutil.cpp \
     src/core/tile.cpp \
     src/core/tileset.cpp \
@@ -80,7 +80,7 @@ HEADERS  += include/core/block.h \
     include/core/maplayout.h \
     include/core/metatile.h \
     include/core/metatileparser.h \
-    include/core/paletteparser.h \
+    include/core/paletteutil.h \
     include/core/parseutil.h \
     include/core/tile.h \
     include/core/tileset.h \
diff --git a/src/core/paletteparser.cpp b/src/core/paletteutil.cpp
similarity index 85%
rename from src/core/paletteparser.cpp
rename to src/core/paletteutil.cpp
index 5a024628..4080e40c 100644
--- a/src/core/paletteparser.cpp
+++ b/src/core/paletteutil.cpp
@@ -1,14 +1,14 @@
-#include "paletteparser.h"
+#include "paletteutil.h"
 #include "log.h"
 #include <QFileInfo>
 #include <QRegularExpression>
 
-PaletteParser::PaletteParser()
+PaletteUtil::PaletteUtil()
 {
 
 }
 
-QList<QRgb> PaletteParser::parse(QString filepath, bool *error) {
+QList<QRgb> PaletteUtil::parse(QString filepath, bool *error) {
     QFileInfo info(filepath);
     QString extension = info.completeSuffix();
     if (extension.isNull()) {
@@ -34,7 +34,7 @@ QList<QRgb> PaletteParser::parse(QString filepath, bool *error) {
     return QList<QRgb>();
 }
 
-QList<QRgb> PaletteParser::parsePal(QString filepath, bool *error) {
+QList<QRgb> PaletteUtil::parsePal(QString filepath, bool *error) {
     QFile file(filepath);
     if (!file.open(QIODevice::ReadOnly)) {
         *error = true;
@@ -53,7 +53,7 @@ QList<QRgb> PaletteParser::parsePal(QString filepath, bool *error) {
     }
 }
 
-QList<QRgb> PaletteParser::parseJASC(QString filepath, bool *error) {
+QList<QRgb> PaletteUtil::parseJASC(QString filepath, bool *error) {
     QFile file(filepath);
     if (!file.open(QIODevice::ReadOnly)) {
         *error = true;
@@ -120,7 +120,7 @@ QList<QRgb> PaletteParser::parseJASC(QString filepath, bool *error) {
     return palette;
 }
 
-QList<QRgb> PaletteParser::parseAdvanceMapPal(QString filepath, bool *error) {
+QList<QRgb> PaletteUtil::parseAdvanceMapPal(QString filepath, bool *error) {
     QFile file(filepath);
     if (!file.open(QIODevice::ReadOnly)) {
         *error = true;
@@ -152,7 +152,7 @@ QList<QRgb> PaletteParser::parseAdvanceMapPal(QString filepath, bool *error) {
     return palette;
 }
 
-QList<QRgb> PaletteParser::parseAdobeColorTable(QString filepath, bool *error) {
+QList<QRgb> PaletteUtil::parseAdobeColorTable(QString filepath, bool *error) {
     QFile file(filepath);
     if (!file.open(QIODevice::ReadOnly)) {
         *error = true;
@@ -184,7 +184,7 @@ QList<QRgb> PaletteParser::parseAdobeColorTable(QString filepath, bool *error) {
     return palette;
 }
 
-QList<QRgb> PaletteParser::parseTileLayerPro(QString filepath, bool *error) {
+QList<QRgb> PaletteUtil::parseTileLayerPro(QString filepath, bool *error) {
     QFile file(filepath);
     if (!file.open(QIODevice::ReadOnly)) {
         *error = true;
@@ -222,7 +222,7 @@ QList<QRgb> PaletteParser::parseTileLayerPro(QString filepath, bool *error) {
     return palette;
 }
 
-QList<QRgb> PaletteParser::parseAdvancePaletteEditor(QString filepath, bool *error) {
+QList<QRgb> PaletteUtil::parseAdvancePaletteEditor(QString filepath, bool *error) {
     QFile file(filepath);
     if (!file.open(QIODevice::ReadOnly)) {
         *error = true;
@@ -267,7 +267,35 @@ QList<QRgb> PaletteParser::parseAdvancePaletteEditor(QString filepath, bool *err
     return palette;
 }
 
-int PaletteParser::clampColorValue(int value) {
+void PaletteUtil::writeJASC(QString filepath, QVector<QRgb> palette, int offset, int nColors) {
+    if (!nColors) {
+        logWarn(QString("Cannot save a palette with no colors."));
+        return;
+    }
+    if (offset > palette.size() || offset + nColors > palette.size()) {
+        logWarn("Palette offset out of range for color table.");
+        return;
+    }
+
+    QString text = "JASC-PAL\n0100\n";
+    text += QString::number(nColors) + "\n";
+
+    for (int i = offset; i < offset + nColors; i++) {
+        QRgb color = palette.at(i);
+        text += QString::number(qRed(color)) + " "
+              + QString::number(qGreen(color)) + " "
+              + QString::number(qBlue(color)) + "\n";
+    }
+
+    QFile file(filepath);
+    if (file.open(QIODevice::WriteOnly)) {
+        file.write(text.toUtf8());
+    } else {
+        logWarn(QString("Could not write to file '%1': ").arg(filepath) + file.errorString());
+    }
+}
+
+int PaletteUtil::clampColorValue(int value) {
     if (value < 0) {
         value = 0;
     }
diff --git a/src/core/regionmap.cpp b/src/core/regionmap.cpp
index 3968a77c..ec052e3b 100644
--- a/src/core/regionmap.cpp
+++ b/src/core/regionmap.cpp
@@ -1,4 +1,5 @@
 #include "regionmap.h"
+#include "paletteutil.h"
 #include "log.h"
 #include "config.h"
 
@@ -45,6 +46,9 @@ void RegionMap::saveTileImages() {
         QImage pngImage = QImage::fromData(imageData);
         this->region_map_png_path = project->root + "/graphics/pokenav/region_map.png";
         pngImage.save(pngPath());
+
+        PaletteUtil parser;
+        parser.writeJASC(project->root + "/graphics/pokenav/region_map.pal", pngImage.colorTable(), 0x70, 0x20);
     }
     QFile cityTileFile(cityTilesPath());
     if (cityTileFile.open(QIODevice::ReadOnly)) {
diff --git a/src/ui/citymappixmapitem.cpp b/src/ui/citymappixmapitem.cpp
index 3d0eb2ca..5f270eb4 100644
--- a/src/ui/citymappixmapitem.cpp
+++ b/src/ui/citymappixmapitem.cpp
@@ -1,5 +1,6 @@
 #include "citymappixmapitem.h"
 #include "imageproviders.h"
+#include "config.h"
 #include "log.h"
 
 #include <QFile>
@@ -14,6 +15,11 @@ void CityMapPixmapItem::init() {
     if (!binFile.open(QIODevice::ReadOnly)) return;
 
     data = binFile.readAll();
+    if (projectConfig.getBaseGameVersion() == BaseGameVersion::pokeruby) {
+        for (int i = 0; i < data.size(); i++)
+            data[i] = data[i] ^ 0x80;
+    }
+
     binFile.close();
 }
 
@@ -39,6 +45,10 @@ void CityMapPixmapItem::save() {
         logError(QString("Cannot save city map tilemap to %1.").arg(file));
         return;
     }
+    if (projectConfig.getBaseGameVersion() == BaseGameVersion::pokeruby) {
+        for (int i = 0; i < data.size(); i++)
+            data[i] = data[i] ^ 0x80;
+    }
     binFile.write(data);
     binFile.close();
 }
diff --git a/src/ui/paletteeditor.cpp b/src/ui/paletteeditor.cpp
index fa195d7c..c573fa79 100644
--- a/src/ui/paletteeditor.cpp
+++ b/src/ui/paletteeditor.cpp
@@ -1,6 +1,6 @@
 #include "paletteeditor.h"
 #include "ui_paletteeditor.h"
-#include "paletteparser.h"
+#include "paletteutil.h"
 #include <QFileDialog>
 #include <QMessageBox>
 #include "log.h"
@@ -268,7 +268,7 @@ void PaletteEditor::on_actionImport_Palette_triggered()
         return;
     }
 
-    PaletteParser parser;
+    PaletteUtil parser;
     bool error = false;
     QList<QRgb> palette = parser.parse(filepath, &error);
     if (error) {
diff --git a/src/ui/tileseteditor.cpp b/src/ui/tileseteditor.cpp
index 58d07217..1fa8602c 100644
--- a/src/ui/tileseteditor.cpp
+++ b/src/ui/tileseteditor.cpp
@@ -3,7 +3,7 @@
 #include "log.h"
 #include "imageproviders.h"
 #include "metatileparser.h"
-#include "paletteparser.h"
+#include "paletteutil.h"
 #include "imageexport.h"
 #include <QFileDialog>
 #include <QMessageBox>
@@ -408,7 +408,7 @@ void TilesetEditor::importTilesetTiles(Tileset *tileset, bool primary) {
             return;
         }
 
-        PaletteParser parser;
+        PaletteUtil parser;
         bool error = false;
         QList<QRgb> palette = parser.parse(filepath, &error);
         if (error) {