diff --git a/apps/openmw/CMakeLists.txt b/apps/openmw/CMakeLists.txt
index 172c6a494..f4454a216 100644
--- a/apps/openmw/CMakeLists.txt
+++ b/apps/openmw/CMakeLists.txt
@@ -60,12 +60,12 @@ add_openmw_dir (mwclass
     )
 
 add_openmw_dir (mwmechanics
-    mechanicsmanager stat creaturestats magiceffects movement actors drawstate spells
+    mechanicsmanagerimp stat creaturestats magiceffects movement actors drawstate spells
     activespells npcstats
     )
 
 add_openmw_dir (mwbase
-    environment world scriptmanager dialoguemanager journal soundmanager
+    environment world scriptmanager dialoguemanager journal soundmanager mechanicsmanager
     )
 
 # Main executable
diff --git a/apps/openmw/engine.cpp b/apps/openmw/engine.cpp
index 2467f91d1..98fee4384 100644
--- a/apps/openmw/engine.cpp
+++ b/apps/openmw/engine.cpp
@@ -32,7 +32,7 @@
 #include "mwdialogue/dialoguemanagerimp.hpp"
 #include "mwdialogue/journalimp.hpp"
 
-#include "mwmechanics/mechanicsmanager.hpp"
+#include "mwmechanics/mechanicsmanagerimp.hpp"
 
 
 void OMW::Engine::executeLocalScripts()
diff --git a/apps/openmw/mwbase/environment.cpp b/apps/openmw/mwbase/environment.cpp
index 7d109b000..f75c3588f 100644
--- a/apps/openmw/mwbase/environment.cpp
+++ b/apps/openmw/mwbase/environment.cpp
@@ -5,13 +5,12 @@
 
 #include "../mwinput/inputmanager.hpp"
 
-#include "../mwmechanics/mechanicsmanager.hpp"
-
 #include "world.hpp"
 #include "scriptmanager.hpp"
 #include "dialoguemanager.hpp"
 #include "journal.hpp"
 #include "soundmanager.hpp"
+#include "mechanicsmanager.hpp"
 
 MWBase::Environment *MWBase::Environment::sThis = 0;
 
@@ -49,7 +48,7 @@ void MWBase::Environment::setWindowManager (MWGui::WindowManager *windowManager)
     mWindowManager = windowManager;
 }
 
-void MWBase::Environment::setMechanicsManager (MWMechanics::MechanicsManager *mechanicsManager)
+void MWBase::Environment::setMechanicsManager (MechanicsManager *mechanicsManager)
 {
     mMechanicsManager = mechanicsManager;
 }
@@ -98,7 +97,7 @@ MWGui::WindowManager *MWBase::Environment::getWindowManager() const
     return mWindowManager;
 }
 
-MWMechanics::MechanicsManager *MWBase::Environment::getMechanicsManager() const
+MWBase::MechanicsManager *MWBase::Environment::getMechanicsManager() const
 {
     assert (mMechanicsManager);
     return mMechanicsManager;
diff --git a/apps/openmw/mwbase/environment.hpp b/apps/openmw/mwbase/environment.hpp
index d03267c25..f2e7249d3 100644
--- a/apps/openmw/mwbase/environment.hpp
+++ b/apps/openmw/mwbase/environment.hpp
@@ -6,11 +6,6 @@ namespace MWGui
     class WindowManager;
 }
 
-namespace MWMechanics
-{
-    class MechanicsManager;
-}
-
 namespace MWInput
 {
     struct MWInputManager;
@@ -23,6 +18,7 @@ namespace MWBase
     class DialogueManager;
     class Journal;
     class SoundManager;
+    class MechanicsManager;
 
     /// \brief Central hub for mw-subsystems
     ///
@@ -38,7 +34,7 @@ namespace MWBase
             SoundManager *mSoundManager;
             ScriptManager *mScriptManager;
             MWGui::WindowManager *mWindowManager;
-            MWMechanics::MechanicsManager *mMechanicsManager;
+            MechanicsManager *mMechanicsManager;
             DialogueManager *mDialogueManager;
             Journal *mJournal;
             MWInput::MWInputManager *mInputManager;
@@ -64,7 +60,7 @@ namespace MWBase
 
             void setWindowManager (MWGui::WindowManager *windowManager);
 
-            void setMechanicsManager (MWMechanics::MechanicsManager *mechanicsManager);
+            void setMechanicsManager (MechanicsManager *mechanicsManager);
 
             void setDialogueManager (DialogueManager *dialogueManager);
 
@@ -79,11 +75,11 @@ namespace MWBase
 
             SoundManager *getSoundManager() const;
 
-            MWBase::ScriptManager *getScriptManager() const;
+            ScriptManager *getScriptManager() const;
 
             MWGui::WindowManager *getWindowManager() const;
 
-            MWMechanics::MechanicsManager *getMechanicsManager() const;
+            MechanicsManager *getMechanicsManager() const;
 
             DialogueManager *getDialogueManager() const;
 
diff --git a/apps/openmw/mwbase/mechanicsmanager.hpp b/apps/openmw/mwbase/mechanicsmanager.hpp
new file mode 100644
index 000000000..c5f1847af
--- /dev/null
+++ b/apps/openmw/mwbase/mechanicsmanager.hpp
@@ -0,0 +1,77 @@
+#ifndef GAME_MWBASE_MECHANICSMANAGER_H
+#define GAME_MWBASE_MECHANICSMANAGER_H
+
+#include <string>
+#include <vector>
+
+namespace Ogre
+{
+    class Vector3;
+}
+
+namespace ESM
+{
+    struct Class;
+}
+
+namespace MWWorld
+{
+    class Ptr;
+    class CellStore;
+}
+
+namespace MWBase
+{
+    /// \brief Interface for game mechanics manager (implemented in MWMechanics)
+    class MechanicsManager
+    {
+            MechanicsManager (const MechanicsManager&);
+            ///< not implemented
+
+            MechanicsManager& operator= (const MechanicsManager&);
+            ///< not implemented
+
+        public:
+
+            MechanicsManager() {}
+
+            virtual ~MechanicsManager() {}
+
+            virtual void addActor (const MWWorld::Ptr& ptr) = 0;
+            ///< Register an actor for stats management
+
+            virtual void removeActor (const MWWorld::Ptr& ptr) = 0;
+            ///< Deregister an actor for stats management
+
+            virtual void dropActors (const MWWorld::CellStore *cellStore) = 0;
+            ///< Deregister all actors in the given cell.
+
+            virtual void watchActor (const MWWorld::Ptr& ptr) = 0;
+            ///< On each update look for changes in a previously registered actor and update the
+            /// GUI accordingly.
+
+            virtual void update (std::vector<std::pair<std::string, Ogre::Vector3> >& movement,
+                float duration, bool paused) = 0;
+            ///< Update actor stats and store desired velocity vectors in \a movement
+            ///
+            /// \param paused In game type does not currently advance (this usually means some GUI
+            /// component is up).
+
+            virtual void setPlayerName (const std::string& name) = 0;
+            ///< Set player name.
+
+            virtual void setPlayerRace (const std::string& id, bool male) = 0;
+            ///< Set player race.
+
+            virtual void setPlayerBirthsign (const std::string& id) = 0;
+            ///< Set player birthsign.
+
+            virtual void setPlayerClass (const std::string& id) = 0;
+            ///< Set player class to stock class.
+
+            virtual void setPlayerClass (const ESM::Class& class_) = 0;
+            ///< Set player class to custom class.
+    };
+}
+
+#endif
diff --git a/apps/openmw/mwclass/creature.cpp b/apps/openmw/mwclass/creature.cpp
index 0f3141f5c..57301e1a2 100644
--- a/apps/openmw/mwclass/creature.cpp
+++ b/apps/openmw/mwclass/creature.cpp
@@ -4,10 +4,10 @@
 #include <components/esm/loadcrea.hpp>
 
 #include "../mwmechanics/creaturestats.hpp"
-#include "../mwmechanics/mechanicsmanager.hpp"
 #include "../mwmechanics/magiceffects.hpp"
 
 #include "../mwbase/environment.hpp"
+#include "../mwbase/mechanicsmanager.hpp"
 
 #include "../mwworld/ptr.hpp"
 #include "../mwworld/actiontalk.hpp"
@@ -104,7 +104,7 @@ namespace MWClass
         if (!model.empty()) {
             return "meshes\\" + model;
         }
-        return "";        
+        return "";
     }
 
     std::string Creature::getName (const MWWorld::Ptr& ptr) const
diff --git a/apps/openmw/mwclass/npc.cpp b/apps/openmw/mwclass/npc.cpp
index 81c0c85f5..30173701e 100644
--- a/apps/openmw/mwclass/npc.cpp
+++ b/apps/openmw/mwclass/npc.cpp
@@ -11,11 +11,11 @@
 
 #include "../mwbase/environment.hpp"
 #include "../mwbase/world.hpp"
+#include "../mwbase/mechanicsmanager.hpp"
 
 #include "../mwmechanics/creaturestats.hpp"
 #include "../mwmechanics/npcstats.hpp"
 #include "../mwmechanics/movement.hpp"
-#include "../mwmechanics/mechanicsmanager.hpp"
 
 #include "../mwworld/ptr.hpp"
 #include "../mwworld/actiontalk.hpp"
diff --git a/apps/openmw/mwdialogue/dialoguemanagerimp.hpp b/apps/openmw/mwdialogue/dialoguemanagerimp.hpp
index 985d25573..e3e9fd752 100644
--- a/apps/openmw/mwdialogue/dialoguemanagerimp.hpp
+++ b/apps/openmw/mwdialogue/dialoguemanagerimp.hpp
@@ -1,6 +1,8 @@
 #ifndef GAME_MWDIALOG_DIALOGUEMANAGERIMP_H
 #define GAME_MWDIALOG_DIALOGUEMANAGERIMP_H
 
+#include "../mwbase/dialoguemanager.hpp"
+
 #include <components/esm/loadinfo.hpp>
 
 #include <components/compiler/streamerrorhandler.hpp>
@@ -8,8 +10,6 @@
 #include "../mwscript/interpretercontext.hpp"
 #include <components/compiler/output.hpp>
 
-#include "../mwbase/dialoguemanager.hpp"
-
 #include "../mwworld/ptr.hpp"
 
 #include <map>
diff --git a/apps/openmw/mwgui/charactercreation.cpp b/apps/openmw/mwgui/charactercreation.cpp
index c0081544b..fd3a7872e 100644
--- a/apps/openmw/mwgui/charactercreation.cpp
+++ b/apps/openmw/mwgui/charactercreation.cpp
@@ -10,6 +10,7 @@
 
 #include "../mwbase/environment.hpp"
 #include "../mwbase/soundmanager.hpp"
+#include "../mwbase/mechanicsmanager.hpp"
 
 namespace
 {
diff --git a/apps/openmw/mwgui/charactercreation.hpp b/apps/openmw/mwgui/charactercreation.hpp
index e9c90877e..1fd67bff7 100644
--- a/apps/openmw/mwgui/charactercreation.hpp
+++ b/apps/openmw/mwgui/charactercreation.hpp
@@ -7,7 +7,6 @@
 
 #include "../mwbase/world.hpp"
 
-#include "../mwmechanics/mechanicsmanager.hpp"
 #include "../mwmechanics/stat.hpp"
 
 namespace MWGui
diff --git a/apps/openmw/mwgui/stats_window.cpp b/apps/openmw/mwgui/stats_window.cpp
index 190d19594..3f5162bfb 100644
--- a/apps/openmw/mwgui/stats_window.cpp
+++ b/apps/openmw/mwgui/stats_window.cpp
@@ -8,11 +8,12 @@
 
 #include "../mwbase/environment.hpp"
 #include "../mwbase/world.hpp"
+#include "../mwbase/mechanicsmanager.hpp"
 
 #include "../mwworld/player.hpp"
 #include "../mwworld/class.hpp"
 
-#include "../mwmechanics/mechanicsmanager.hpp"
+#include "../mwmechanics/npcstats.hpp"
 
 #include "window_manager.hpp"
 #include "tooltips.hpp"
diff --git a/apps/openmw/mwgui/window_manager.cpp b/apps/openmw/mwgui/window_manager.cpp
index 659af0447..45aee089c 100644
--- a/apps/openmw/mwgui/window_manager.cpp
+++ b/apps/openmw/mwgui/window_manager.cpp
@@ -21,10 +21,10 @@
 #include "alchemywindow.hpp"
 #include "spellwindow.hpp"
 
-#include "../mwmechanics/mechanicsmanager.hpp"
 #include "../mwinput/inputmanager.hpp"
 
 #include "../mwbase/environment.hpp"
+#include "../mwbase/mechanicsmanager.hpp"
 
 #include "../mwworld/ptr.hpp"
 #include "../mwworld/cellstore.hpp"
diff --git a/apps/openmw/mwmechanics/mechanicsmanager.cpp b/apps/openmw/mwmechanics/mechanicsmanagerimp.cpp
similarity index 99%
rename from apps/openmw/mwmechanics/mechanicsmanager.cpp
rename to apps/openmw/mwmechanics/mechanicsmanagerimp.cpp
index fe5485d61..5ad67dde4 100644
--- a/apps/openmw/mwmechanics/mechanicsmanager.cpp
+++ b/apps/openmw/mwmechanics/mechanicsmanagerimp.cpp
@@ -1,5 +1,5 @@
 
-#include "mechanicsmanager.hpp"
+#include "mechanicsmanagerimp.hpp"
 
 #include <components/esm_store/store.hpp>
 
diff --git a/apps/openmw/mwmechanics/mechanicsmanager.hpp b/apps/openmw/mwmechanics/mechanicsmanagerimp.hpp
similarity index 60%
rename from apps/openmw/mwmechanics/mechanicsmanager.hpp
rename to apps/openmw/mwmechanics/mechanicsmanagerimp.hpp
index 97bb369fd..d5fd3b6f2 100644
--- a/apps/openmw/mwmechanics/mechanicsmanager.hpp
+++ b/apps/openmw/mwmechanics/mechanicsmanagerimp.hpp
@@ -1,8 +1,7 @@
-#ifndef GAME_MWMECHANICS_MECHANICSMANAGER_H
-#define GAME_MWMECHANICS_MECHANICSMANAGER_H
+#ifndef GAME_MWMECHANICS_MECHANICSMANAGERIMP_H
+#define GAME_MWMECHANICS_MECHANICSMANAGERIMP_H
 
-#include <vector>
-#include <string>
+#include "../mwbase/mechanicsmanager.hpp"
 
 #include "../mwworld/ptr.hpp"
 
@@ -22,7 +21,7 @@ namespace MWWorld
 
 namespace MWMechanics
 {
-    class MechanicsManager
+    class MechanicsManager : public MWBase::MechanicsManager
     {
             MWWorld::Ptr mWatched;
             CreatureStats mWatchedCreature;
@@ -38,43 +37,41 @@ namespace MWMechanics
 
         public:
 
-            MechanicsManager ();
+            MechanicsManager();
 
-            void configureGUI();
-
-            void addActor (const MWWorld::Ptr& ptr);
+            virtual void addActor (const MWWorld::Ptr& ptr);
             ///< Register an actor for stats management
 
-            void removeActor (const MWWorld::Ptr& ptr);
+            virtual void removeActor (const MWWorld::Ptr& ptr);
             ///< Deregister an actor for stats management
 
-            void dropActors (const MWWorld::CellStore *cellStore);
+            virtual void dropActors (const MWWorld::CellStore *cellStore);
             ///< Deregister all actors in the given cell.
 
-            void watchActor (const MWWorld::Ptr& ptr);
+            virtual void watchActor (const MWWorld::Ptr& ptr);
             ///< On each update look for changes in a previously registered actor and update the
             /// GUI accordingly.
 
-            void update (std::vector<std::pair<std::string, Ogre::Vector3> >& movement, float duration,
-                bool paused);
+            virtual void update (std::vector<std::pair<std::string, Ogre::Vector3> >& movement,
+                float duration, bool paused);
             ///< Update actor stats and store desired velocity vectors in \a movement
             ///
             /// \param paused In game type does not currently advance (this usually means some GUI
             /// component is up).
 
-            void setPlayerName (const std::string& name);
+            virtual void setPlayerName (const std::string& name);
             ///< Set player name.
 
-            void setPlayerRace (const std::string& id, bool male);
+            virtual void setPlayerRace (const std::string& id, bool male);
             ///< Set player race.
 
-            void setPlayerBirthsign (const std::string& id);
+            virtual void setPlayerBirthsign (const std::string& id);
             ///< Set player birthsign.
 
-            void setPlayerClass (const std::string& id);
+            virtual void setPlayerClass (const std::string& id);
             ///< Set player class to stock class.
 
-            void setPlayerClass (const ESM::Class& class_);
+            virtual void setPlayerClass (const ESM::Class& class_);
             ///< Set player class to custom class.
     };
 }
diff --git a/apps/openmw/mwworld/scene.cpp b/apps/openmw/mwworld/scene.cpp
index ec557e35c..9318fd6f1 100644
--- a/apps/openmw/mwworld/scene.cpp
+++ b/apps/openmw/mwworld/scene.cpp
@@ -3,8 +3,7 @@
 #include "../mwbase/environment.hpp"
 #include "../mwbase/world.hpp" /// FIXME
 #include "../mwbase/soundmanager.hpp"
-
-#include "../mwmechanics/mechanicsmanager.hpp"
+#include "../mwbase/mechanicsmanager.hpp"
 
 #include "../mwgui/window_manager.hpp"
 
@@ -154,7 +153,7 @@ namespace MWWorld
         }
         world->getPlayer().setCell(cell);
 
-        MWMechanics::MechanicsManager *mechMgr =
+        MWBase::MechanicsManager *mechMgr =
             MWBase::Environment::get().getMechanicsManager();
 
         mechMgr->addActor(player);
diff --git a/apps/openmw/mwworld/worldimp.cpp b/apps/openmw/mwworld/worldimp.cpp
index d9fbc5b77..3a9547a44 100644
--- a/apps/openmw/mwworld/worldimp.cpp
+++ b/apps/openmw/mwworld/worldimp.cpp
@@ -5,12 +5,11 @@
 
 #include "../mwbase/environment.hpp"
 #include "../mwbase/soundmanager.hpp"
+#include "../mwbase/mechanicsmanager.hpp"
 
 #include "../mwrender/sky.hpp"
 #include "../mwrender/player.hpp"
 
-#include "../mwmechanics/mechanicsmanager.hpp"
-
 #include "../mwgui/window_manager.hpp"
 
 #include "player.hpp"
@@ -575,7 +574,7 @@ namespace MWWorld
                     mRendering->moveObjectToCell(copy, vec, currCell);
 
                     if (MWWorld::Class::get(ptr).isActor()) {
-                        MWMechanics::MechanicsManager *mechMgr =
+                        MWBase::MechanicsManager *mechMgr =
                             MWBase::Environment::get().getMechanicsManager();
 
                         mechMgr->removeActor(ptr);
@@ -604,11 +603,11 @@ namespace MWWorld
         if (cell->isExterior()) {
             int cellX, cellY;
             positionToIndex(x, y, cellX, cellY);
-        
+
             cell = getExterior(cellX, cellY);
         }
         moveObject(ptr, *cell, x, y, z);
-       
+
         return cell != ptr.getCell();
     }