diff --git a/OutlawEditor/src/main/java/org/badvision/outlaweditor/MythosEditor.java b/OutlawEditor/src/main/java/org/badvision/outlaweditor/MythosEditor.java
index 7d4acc36..dbafb5d9 100644
--- a/OutlawEditor/src/main/java/org/badvision/outlaweditor/MythosEditor.java
+++ b/OutlawEditor/src/main/java/org/badvision/outlaweditor/MythosEditor.java
@@ -25,6 +25,7 @@ import javax.xml.parsers.DocumentBuilder;
 import javax.xml.parsers.DocumentBuilderFactory;
 import javax.xml.parsers.ParserConfigurationException;
 import org.badvision.outlaweditor.data.xml.Block;
+import org.badvision.outlaweditor.data.xml.Global;
 import org.badvision.outlaweditor.data.xml.Mutation;
 import org.badvision.outlaweditor.data.xml.Scope;
 import org.badvision.outlaweditor.data.xml.Script;
@@ -143,15 +144,16 @@ public class MythosEditor {
     }
 
     public List<UserType> getUserTypes() {
-        if (Application.gameData.getGlobal().getUserTypes() == null) {
+        Global global = (Global) getGlobalScope();
+        if (global.getUserTypes() == null) {
             return new ArrayList<>();
         } else {
-            return Application.gameData.getGlobal().getUserTypes().getUserType();
+            return global.getUserTypes().getUserType();
         }
     }
 
     public List<Script> getGlobalFunctions() {
-        return getFunctions(Application.gameData.getGlobal());
+        return getFunctions(getGlobalScope());
     }
     public List<Script> getLocalFunctions() {
         return getFunctions(scope);
@@ -169,9 +171,17 @@ public class MythosEditor {
     }
 
     public List<Variable> getGlobalVariables() {
-        return getVariables(Application.gameData.getGlobal());
+        return getVariables(getGlobalScope());
     }
 
+    public static Scope getGlobalScope() {
+        return Application.gameData.getGlobal();
+    }
+
+    private boolean isGlobalScope() {
+        return scope.equals(getGlobalScope());
+    }
+    
     public List<Variable> getLocalVariables() {
         return getVariables(scope);
     }
@@ -185,7 +195,10 @@ public class MythosEditor {
     }
 
     public List<Variable> getVariablesByType(String type) {
-        Stream<Variable> allGlobals = getGlobalVariables().stream();
+        Stream<Variable> allGlobals = Stream.empty();
+        if (!isGlobalScope()) {
+            allGlobals = getGlobalVariables().stream();
+        }
         Stream<Variable> allLocals = getLocalVariables().stream();
         return Stream.concat(allGlobals, allLocals).filter(
                 (Variable v) -> {
diff --git a/OutlawEditor/src/main/java/org/badvision/outlaweditor/data/DataUtilities.java b/OutlawEditor/src/main/java/org/badvision/outlaweditor/data/DataUtilities.java
index efde2b0b..1a37feab 100644
--- a/OutlawEditor/src/main/java/org/badvision/outlaweditor/data/DataUtilities.java
+++ b/OutlawEditor/src/main/java/org/badvision/outlaweditor/data/DataUtilities.java
@@ -3,6 +3,7 @@ package org.badvision.outlaweditor.data;
 import org.badvision.outlaweditor.Application;
 import org.badvision.outlaweditor.data.xml.Global;
 import org.badvision.outlaweditor.data.xml.Scripts;
+import org.badvision.outlaweditor.data.xml.Variables;
 
 public class DataUtilities {
     public static void sortScripts(Scripts s) {
@@ -24,4 +25,18 @@ public class DataUtilities {
             Application.gameData.setGlobal(new Global());
         }
     }
+
+    public static void sortVariables(Variables vars) {
+        if (vars == null || vars.getVariable()== null) {
+            return;
+        }
+        vars.getVariable().sort((a, b) -> {
+            if (a.getName().equalsIgnoreCase("init")) {
+                return -1;
+            } else if (b.getName().equalsIgnoreCase("init")) {
+                return 1;
+            }
+            return a.getName().compareTo(b.getName());
+        });
+    }
 }
diff --git a/OutlawEditor/src/main/java/org/badvision/outlaweditor/ui/GlobalEditorTabController.java b/OutlawEditor/src/main/java/org/badvision/outlaweditor/ui/GlobalEditorTabController.java
index 4723aba1..c7709abc 100644
--- a/OutlawEditor/src/main/java/org/badvision/outlaweditor/ui/GlobalEditorTabController.java
+++ b/OutlawEditor/src/main/java/org/badvision/outlaweditor/ui/GlobalEditorTabController.java
@@ -5,6 +5,8 @@ import javafx.fxml.FXML;
 import javafx.scene.control.ListView;
 import org.badvision.outlaweditor.GlobalEditor;
 import org.badvision.outlaweditor.data.xml.Script;
+import org.badvision.outlaweditor.data.xml.UserType;
+import org.badvision.outlaweditor.data.xml.Variable;
 
 public abstract class GlobalEditorTabController {
     private final GlobalEditor currentEditor = new GlobalEditor();
@@ -15,9 +17,9 @@ public abstract class GlobalEditorTabController {
     @FXML
     protected ListView<Script> globalScriptList;
     @FXML
-    protected ListView<?> dataTypeList;
+    protected ListView<UserType> dataTypeList;
     @FXML
-    protected ListView<?> variableList;
+    protected ListView<Variable> variableList;
 
     @FXML
     abstract protected void onScriptAddPressed(ActionEvent event);
@@ -39,7 +41,15 @@ public abstract class GlobalEditorTabController {
     abstract protected void onVariableClonePressed(ActionEvent event);
     
     abstract public void redrawGlobalScripts();
+
+    abstract public void redrawGlobalVariables();
+
+    abstract public void redrawGlobalDataTypes();
+    
     public void initialize() {
         redrawGlobalScripts();
+        redrawGlobalVariables();
+        redrawGlobalDataTypes();
     }    
+
 }
diff --git a/OutlawEditor/src/main/java/org/badvision/outlaweditor/ui/ModalEditor.java b/OutlawEditor/src/main/java/org/badvision/outlaweditor/ui/ModalEditor.java
new file mode 100644
index 00000000..5d58d5ff
--- /dev/null
+++ b/OutlawEditor/src/main/java/org/badvision/outlaweditor/ui/ModalEditor.java
@@ -0,0 +1,130 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package org.badvision.outlaweditor.ui;
+
+import java.beans.BeanInfo;
+import java.beans.IntrospectionException;
+import java.beans.Introspector;
+import java.beans.PropertyDescriptor;
+import java.lang.reflect.InvocationTargetException;
+import java.util.Map;
+import java.util.Optional;
+import java.util.concurrent.atomic.AtomicInteger;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+import javafx.application.Platform;
+import javafx.geometry.Insets;
+import javafx.scene.control.ButtonType;
+import javafx.scene.control.Control;
+import javafx.scene.control.Dialog;
+import javafx.scene.control.Label;
+import javafx.scene.control.TextField;
+import javafx.scene.layout.GridPane;
+
+/**
+ *
+ * @author blurry
+ */
+public class ModalEditor {
+
+    public static interface EditControl<V> {
+
+        public Control getControl();
+
+        public V getValue();
+
+        public void setValue(V value);
+    }
+
+    public static class TextControl implements EditControl<String> {
+
+        TextField control = new TextField();
+
+        @Override
+        public Control getControl() {
+            return control;
+        }
+
+        @Override
+        public String getValue() {
+            return control.getText();
+        }
+
+        @Override
+        public void setValue(String value) {
+            control.setText(value);
+        }
+    }
+
+    public PropertyDescriptor getPropertyDescriptor(PropertyDescriptor[] descriptors, String propertyName) {
+        for (PropertyDescriptor descriptor : descriptors) {
+            if (descriptor.getName().equalsIgnoreCase(propertyName)) {
+                return descriptor;
+            }
+        }
+        return null;
+    }
+
+    public <T> Optional<T> editObject(T sourceObject, Map<String, EditControl> obj, Class<T> clazz, String title, String header) throws IntrospectionException {
+        BeanInfo info = Introspector.getBeanInfo(clazz);
+
+        Dialog dialog = new Dialog();
+        dialog.setTitle(title);
+        dialog.setHeaderText(header);
+
+//        dialog.setGraphic(...);
+        dialog.getDialogPane().getButtonTypes().addAll(ButtonType.OK, ButtonType.CANCEL);
+
+        GridPane grid = new GridPane();
+        grid.setHgap(10);
+        grid.setVgap(10);
+        grid.setPadding(new Insets(20, 150, 10, 10));
+
+        final AtomicInteger row = new AtomicInteger(0);
+        obj.forEach((String property, EditControl control) -> {
+            PropertyDescriptor descriptor = getPropertyDescriptor(info.getPropertyDescriptors(), property);
+            if (row.get() == 0) {
+                Platform.runLater(() -> control.getControl().requestFocus());
+            }
+            grid.add(new Label(uppercaseFirst(descriptor.getDisplayName())), 0, row.get());
+            grid.add(control.getControl(), 1, row.getAndAdd(1));
+            try {
+                control.setValue(descriptor.getReadMethod().invoke(sourceObject));
+            } catch (IllegalAccessException | IllegalArgumentException | InvocationTargetException ex) {
+                Logger.getLogger(ModalEditor.class.getName()).log(Level.SEVERE, null, ex);
+            }
+        });
+
+        dialog.getDialogPane().setContent(grid);
+
+        dialog.setResultConverter(dialogButton -> {
+            if (dialogButton == ButtonType.OK) {
+                obj.forEach((String property, EditControl control) -> {
+                    PropertyDescriptor descriptor = getPropertyDescriptor(info.getPropertyDescriptors(), property);
+                    try {
+                        descriptor.getWriteMethod().invoke(sourceObject, control.getValue());
+                    } catch (IllegalAccessException | IllegalArgumentException | InvocationTargetException ex) {
+                        Logger.getLogger(ModalEditor.class.getName()).log(Level.SEVERE, null, ex);
+                    }
+                });
+                return sourceObject;
+            }
+            return null;
+        });
+
+        return dialog.showAndWait();
+    }
+
+    private String uppercaseFirst(String str) {
+        StringBuilder b = new StringBuilder(str);
+        int i = 0;
+        do {
+            b.replace(i, i + 1, b.substring(i, i + 1).toUpperCase());
+            i = b.indexOf(" ", i) + 1;
+        } while (i > 0 && i < b.length());
+        return b.toString();
+    }
+}
diff --git a/OutlawEditor/src/main/java/org/badvision/outlaweditor/ui/UIAction.java b/OutlawEditor/src/main/java/org/badvision/outlaweditor/ui/UIAction.java
index 3a5067e1..c0715048 100644
--- a/OutlawEditor/src/main/java/org/badvision/outlaweditor/ui/UIAction.java
+++ b/OutlawEditor/src/main/java/org/badvision/outlaweditor/ui/UIAction.java
@@ -4,10 +4,14 @@
  */
 package org.badvision.outlaweditor.ui;
 
+import java.beans.IntrospectionException;
 import java.io.File;
 import java.io.IOException;
 import java.util.ArrayList;
+import java.util.LinkedHashMap;
 import java.util.List;
+import java.util.Map;
+import java.util.Optional;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 import java.util.stream.Collectors;
@@ -56,9 +60,12 @@ import org.badvision.outlaweditor.data.DataUtilities;
 import org.badvision.outlaweditor.data.TileUtils;
 import org.badvision.outlaweditor.data.TilesetUtils;
 import org.badvision.outlaweditor.data.xml.GameData;
+import org.badvision.outlaweditor.data.xml.Global;
 import org.badvision.outlaweditor.data.xml.Scope;
 import org.badvision.outlaweditor.data.xml.Script;
 import org.badvision.outlaweditor.data.xml.Tile;
+import org.badvision.outlaweditor.data.xml.Variable;
+import org.badvision.outlaweditor.data.xml.Variables;
 import org.badvision.outlaweditor.ui.impl.ImageConversionWizardController;
 
 /**
@@ -240,6 +247,39 @@ public class UIAction {
         editor.show();
         return script;
     }
+    
+    public static void createAndEditVariable(Scope scope) throws IntrospectionException {
+        Variable newVariable = new Variable();
+        newVariable.setName("changeme");
+        newVariable.setType("String");
+        newVariable.setComment("");
+        Optional<Variable> var = editAndGetVariable(newVariable);
+        if (var.isPresent()) {
+            if (scope.getVariables() == null) {
+                scope.setVariables(new Variables());
+            }
+            scope.getVariables().getVariable().add(var.get());
+        }
+    }
+    
+    public static void editVariable(Variable var, Global global) {
+        try {
+            editAndGetVariable(var);
+        } catch (IntrospectionException ex) {
+            Logger.getLogger(UIAction.class.getName()).log(Level.SEVERE, null, ex);
+        }
+    }
+
+    public static Optional<Variable> editAndGetVariable(Variable v) throws IntrospectionException {
+        ModalEditor editor = new ModalEditor();
+        Map<String, ModalEditor.EditControl> controls = new LinkedHashMap<>();
+
+        controls.put("name", new ModalEditor.TextControl());
+        controls.put("type", new ModalEditor.TextControl());
+        controls.put("comment", new ModalEditor.TextControl());
+        
+        return editor.editObject(v, controls, Variable.class, "Variable", "Edit and press OK, or Cancel to abort");
+    }    
 
     public static ImageConversionWizardController openImageConversionModal(Image image, ImageDitherEngine ditherEngine, int targetWidth, int targetHeight, ImageConversionPostAction postAction) {
         FXMLLoader fxmlLoader = new FXMLLoader(UIAction.class.getResource("/imageConversionWizard.fxml"));
diff --git a/OutlawEditor/src/main/java/org/badvision/outlaweditor/ui/impl/GlobalEditorTabControllerImpl.java b/OutlawEditor/src/main/java/org/badvision/outlaweditor/ui/impl/GlobalEditorTabControllerImpl.java
index 146c7a4e..5c94b184 100644
--- a/OutlawEditor/src/main/java/org/badvision/outlaweditor/ui/impl/GlobalEditorTabControllerImpl.java
+++ b/OutlawEditor/src/main/java/org/badvision/outlaweditor/ui/impl/GlobalEditorTabControllerImpl.java
@@ -1,10 +1,13 @@
 package org.badvision.outlaweditor.ui.impl;
 
+import java.beans.IntrospectionException;
+import java.util.Optional;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 import javafx.event.ActionEvent;
 import javafx.scene.control.ListCell;
 import javafx.scene.control.ListView;
+import javafx.scene.control.Tooltip;
 import javafx.scene.text.Font;
 import javafx.scene.text.FontWeight;
 import javafx.util.Callback;
@@ -13,12 +16,19 @@ import org.badvision.outlaweditor.Application;
 import org.badvision.outlaweditor.TransferHelper;
 import org.badvision.outlaweditor.data.DataUtilities;
 import org.badvision.outlaweditor.data.xml.Script;
+import org.badvision.outlaweditor.data.xml.Variable;
 import org.badvision.outlaweditor.ui.GlobalEditorTabController;
 import org.badvision.outlaweditor.ui.UIAction;
 import static org.badvision.outlaweditor.ui.UIAction.editScript;
 
 public class GlobalEditorTabControllerImpl extends GlobalEditorTabController {
 
+    @Override
+    public void initialize() {
+        super.initialize();
+    }
+
+    
     @Override
     protected void onScriptAddPressed(ActionEvent event) {
         UIAction.createAndEditScript(Application.gameData.getGlobal());
@@ -72,14 +82,51 @@ public class GlobalEditorTabControllerImpl extends GlobalEditorTabController {
 
     @Override
     protected void onVariableAddPressed(ActionEvent event) {
+        try {
+            UIAction.createAndEditVariable(Application.gameData.getGlobal());
+            redrawGlobalVariables();
+        } catch (IntrospectionException ex) {
+            Logger.getLogger(GlobalEditorTabControllerImpl.class.getName()).log(Level.SEVERE, null, ex);
+        }
     }
 
     @Override
     protected void onVariableDeletePressed(ActionEvent event) {
+        Variable var = variableList.getSelectionModel().getSelectedItem();
+        if (var != null) {
+            UIAction.confirm(
+                    "Are you sure you want to delete the variable "
+                    + var.getName()
+                    + "?  There is no undo for this!",
+                    () -> {
+                        Application.gameData.getGlobal().getVariables().getVariable().remove(var);
+                        redrawGlobalVariables();
+                    }, null);
+        }
     }
 
     @Override
     protected void onVariableClonePressed(ActionEvent event) {
+        Variable source = variableList.getSelectionModel().getSelectedItem();
+        if (source == null) {
+            String message = "First select a variable and then press Clone";
+            UIAction.alert(message);
+        } else {
+            try {
+                Variable variable = TransferHelper.cloneObject(source, Variable.class, "variable");
+                variable.setName(source.getName() + " CLONE");
+                Optional<Variable> newVar = UIAction.editAndGetVariable(variable);
+                if (newVar.isPresent()) {
+                    Application.gameData.getGlobal().getVariables().getVariable().add(newVar.get());
+                    redrawGlobalVariables();
+                }
+            } catch (JAXBException ex) {
+                Logger.getLogger(MapEditorTabControllerImpl.class.getName()).log(Level.SEVERE, null, ex);
+                UIAction.alert("Error occured when attempting clone operation:\n" + ex.getMessage());
+            } catch (IntrospectionException ex) {
+                Logger.getLogger(GlobalEditorTabControllerImpl.class.getName()).log(Level.SEVERE, null, ex);
+            }
+        }
     }
 
     @Override
@@ -99,17 +146,8 @@ public class GlobalEditorTabControllerImpl extends GlobalEditorTabController {
                         if (empty || item == null) {
                             setText("");
                         } else {
-//                            ImageView visibleIcon = getVisibleIcon(item);
-//                            visibleIcon.setOnMouseClicked((e) -> {
-//                                toggleVisibility(visibleIcon, item);
-//                                mapScriptsList.getSelectionModel().clearSelection();
-//                            });
-//                            setGraphic(visibleIcon);
-//                            getCurrentEditor().getCurrentMap().getScriptColor(item).ifPresent(this::setTextFill);
                             setText(item.getName());
                             setFont(Font.font(null, FontWeight.BOLD, 12.0));
-//                            scriptDragDrop.registerDragSupport(this, item);
-//                            visibleIcon.setMouseTransparent(false);
                         }
                     }
                 };
@@ -124,4 +162,44 @@ public class GlobalEditorTabControllerImpl extends GlobalEditorTabController {
         }
     }
 
+    @Override
+    public void redrawGlobalVariables() {
+        DataUtilities.ensureGlobalExists();
+       variableList.setOnEditStart((ListView.EditEvent<Variable> event) -> {
+            UIAction.editVariable(event.getSource().getItems().get(event.getIndex()), Application.gameData.getGlobal());
+        });
+        variableList.setCellFactory(new Callback<ListView<Variable>, ListCell<Variable>>() {
+            @Override
+            public ListCell<Variable> call(ListView<Variable> param) {
+                final ListCell<Variable> cell = new ListCell<Variable>() {
+                    @Override
+                    protected void updateItem(Variable item, boolean empty) {
+                        super.updateItem(item, empty);
+                        if (empty || item == null) {
+                            setText("");
+                        } else {
+                            setText(item.getName());
+                            if (item.getComment() != null && !(item.getComment().isEmpty())) {
+                                setTooltip(new Tooltip(item.getComment()));
+                            }
+                            setFont(Font.font(null, FontWeight.BOLD, 12.0));
+                        }
+                    }
+                };
+                return cell;
+            }
+        });
+        if (variableList.getItems() != null && Application.gameData.getGlobal().getVariables()!= null) {
+            DataUtilities.sortVariables(Application.gameData.getGlobal().getVariables());
+            variableList.getItems().setAll(Application.gameData.getGlobal().getVariables().getVariable());
+        } else {
+            variableList.getItems().clear();
+        }
+     }
+
+    @Override
+    public void redrawGlobalDataTypes() {
+        DataUtilities.ensureGlobalExists();
+    }
+
 }
diff --git a/OutlawEditor/src/main/resources/mythos/mythos-editor/js/mythos_uncompressed.js b/OutlawEditor/src/main/resources/mythos/mythos-editor/js/mythos_uncompressed.js
index 79f14370..449b6f17 100644
--- a/OutlawEditor/src/main/resources/mythos/mythos-editor/js/mythos_uncompressed.js
+++ b/OutlawEditor/src/main/resources/mythos/mythos-editor/js/mythos_uncompressed.js
@@ -183,13 +183,19 @@ if (typeof Mythos === "undefined") {
             Blockly.Variables.allVariables = function (workspace) {
                 var list = Blockly.Variables.allVariables_old(workspace);
                 Mythos.each(Mythos.editor.getVariablesByType("String"), function (variable) {
-                    list.push(variable.getName());
+                    if (list.indexOf(variable.getName()) < 0) {
+                        list.push(variable.getName());
+                    }
                 });
                 Mythos.each(Mythos.editor.getVariablesByType("Number"), function (variable) {
-                    list.push(variable.getName());
+                    if (list.indexOf(variable.getName()) < 0) {
+                        list.push(variable.getName());
+                    }
                 });
                 Mythos.each(Mythos.editor.getVariablesByType("Boolean"), function (variable) {
-                    list.push(variable.getName());
+                    if (list.indexOf(variable.getName()) < 0) {
+                        list.push(variable.getName());
+                    }
                 });
                 return list;
             };