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diff --git a/engines/mads/mads.h b/engines/mads/mads.h
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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ */
+
+#ifndef MADS_MADS_H
+#define MADS_MADS_H
+
+#include "common/scummsys.h"
+#include "common/system.h"
+#include "common/error.h"
+#include "common/random.h"
+#include "common/util.h"
+#include "engines/engine.h"
+#include "graphics/surface.h"
+#include "mads/debugger.h"
+#include "mads/dialogs.h"
+#include "mads/events.h"
+#include "mads/font.h"
+#include "mads/game.h"
+#include "mads/screen.h"
+#include "mads/msurface.h"
+#include "mads/resources.h"
+#include "mads/sound.h"
+
+/**
+ * This is the namespace of the MADS engine.
+ *
+ * Status of this engine: In Development
+ *
+ * Games using this engine:
+ * - Rex Nebular and the Cosmic Gender Bender
+ */
+namespace MADS {
+
+#define DEBUG_BASIC 1
+#define DEBUG_INTERMEDIATE 2
+#define DEBUG_DETAILED 3
+
+enum MADSDebugChannels {
+	kDebugPath      = 1 << 0,
+	kDebugScripts	= 1 << 1,
+	kDebugGraphics	= 1 << 2
+};
+
+enum {
+	GType_RexNebular = 0,
+	GType_Dragonsphere = 1,
+	GType_Phantom = 2
+};
+
+enum ScreenFade {
+	SCREEN_FADE_SMOOTH = 0,
+	SCREEN_FADE_MEDIUM = 1,
+	SCREEN_FADE_FAST = 2
+};
+
+struct MADSGameDescription;
+
+
+class MADSEngine : public Engine {
+private:
+	const MADSGameDescription *_gameDescription;
+	Common::RandomSource _randomSource;
+
+	/**
+	 * Handles basic initialisation
+	 */
+	void initialize();
+protected:
+	// Engine APIs
+	virtual Common::Error run();
+	virtual bool hasFeature(EngineFeature f) const;
+public:
+	Debugger *_debugger;
+	Dialogs *_dialogs;
+	EventsManager *_events;
+	Font *_font;
+	Game *_game;
+	Palette *_palette;
+	Resources *_resources;
+	ScreenSurface _screen;
+	SoundManager *_sound;
+	AudioPlayer *_audio;
+	bool _easyMouse;
+	bool _invObjectsAnimated;
+	bool _textWindowStill;
+	ScreenFade _screenFade;
+	bool _musicFlag;
+	bool _dithering;
+public:
+	MADSEngine(OSystem *syst, const MADSGameDescription *gameDesc);
+	virtual ~MADSEngine();
+
+	uint32 getFeatures() const;
+	Common::Language getLanguage() const;
+	Common::Platform getPlatform() const;
+	uint16 getVersion() const;
+	uint32 getGameID() const;
+	uint32 getGameFeatures() const;
+
+	int getRandomNumber(int maxNumber);
+	int getRandomNumber(int minNumber, int maxNumber);
+	int hypotenuse(int xv, int yv);
+
+	/**
+	* Returns true if it is currently okay to restore a game
+	*/
+	bool canLoadGameStateCurrently();
+
+	/**
+	* Returns true if it is currently okay to save the game
+	*/
+	bool canSaveGameStateCurrently();
+
+	/**
+	* Support method that generates a savegame name
+	* @param slot		Slot number
+	*/
+	Common::String generateSaveName(int slot);
+
+	/**
+	 * Handles loading a game via the GMM
+	 */
+	virtual Common::Error loadGameState(int slot);
+
+	/**
+	 * Handles saving the game via the GMM
+	 */
+	virtual Common::Error saveGameState(int slot, const Common::String &desc);
+};
+
+} // End of namespace MADS
+
+#endif /* MADS_MADS_H */