diff --git a/CMakeLists.txt b/CMakeLists.txt
index f72f83e2..05a82e5a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -93,6 +93,7 @@ add_library(lego1 SHARED
   LEGO1/motorcycle.cpp
   LEGO1/mxatomid.cpp
   LEGO1/mxatomidcounter.cpp
+  LEGO1/mxaudiomanager.cpp
   LEGO1/mxaudiopresenter.cpp
   LEGO1/mxautolocker.cpp
   LEGO1/mxbackgroundaudiomanager.cpp
@@ -158,7 +159,6 @@ add_library(lego1 SHARED
   LEGO1/mxticklemanager.cpp
   LEGO1/mxtimer.cpp
   LEGO1/mxtransitionmanager.cpp
-  LEGO1/mxunknown100dc6e0.cpp
   LEGO1/mxvariable.cpp
   LEGO1/mxvariabletable.cpp
   LEGO1/mxvector.cpp
diff --git a/LEGO1/mxaudiomanager.cpp b/LEGO1/mxaudiomanager.cpp
new file mode 100644
index 00000000..b283a1ea
--- /dev/null
+++ b/LEGO1/mxaudiomanager.cpp
@@ -0,0 +1,31 @@
+#include "mxaudiomanager.h"
+
+// OFFSET: LEGO1 0x100b8d00
+MxAudioManager::MxAudioManager()
+{
+  Init();
+}
+
+// OFFSET: LEGO1 0x100b8d90
+MxAudioManager::~MxAudioManager()
+{
+  LockedReinitialize(1);
+}
+
+// OFFSET: LEGO1 0x100b8df0
+void MxAudioManager::Init()
+{
+  this->m_unk2c = 100;
+}
+
+// OFFSET: LEGO1 0x100b8e00
+void MxAudioManager::LockedReinitialize(MxS8 p_skipTeardown)
+{
+  this->m_criticalSection.Enter();
+  Init();
+  this->m_criticalSection.Leave();
+
+  if (p_skipTeardown) {
+    Teardown();
+  }
+}
\ No newline at end of file
diff --git a/LEGO1/mxaudiomanager.h b/LEGO1/mxaudiomanager.h
new file mode 100644
index 00000000..e87f8e78
--- /dev/null
+++ b/LEGO1/mxaudiomanager.h
@@ -0,0 +1,20 @@
+#ifndef MXAUDIOMANAGER_H
+#define MXAUDIOMANAGER_H
+
+#include "mxmediamanager.h"
+
+// VTABLE 0x100dc6e0
+class MxAudioManager : public MxMediaManager
+{
+public:
+  MxAudioManager();
+  virtual ~MxAudioManager() override;
+
+  void LockedReinitialize(MxS8);
+protected:
+  void Init();
+
+  int m_unk2c;
+};
+
+#endif // MXAUDIOMANAGER_H
diff --git a/LEGO1/mxsoundmanager.h b/LEGO1/mxsoundmanager.h
index 4d74fa95..06dc9d5f 100644
--- a/LEGO1/mxsoundmanager.h
+++ b/LEGO1/mxsoundmanager.h
@@ -1,12 +1,12 @@
 #ifndef MXSOUNDMANAGER_H
 #define MXSOUNDMANAGER_H
 
-#include "mxunknown100dc6e0.h"
+#include "mxaudiomanager.h"
 
 // VTABLE 0x100dc128
 // SIZE 0x3c
-// Base vtables are: MxCore -> 0x100dc6b0 -> 0x100dc6e0 -> MxSoundManager
-class MxSoundManager : public MxUnknown100dc6e0
+// Base vtables are: MxCore -> 0x100dc6b0 -> MxAudioManager -> MxSoundManager
+class MxSoundManager : public MxAudioManager
 {
 public:
   MxSoundManager();
diff --git a/LEGO1/mxunknown100dc6e0.cpp b/LEGO1/mxunknown100dc6e0.cpp
deleted file mode 100644
index b896e89b..00000000
--- a/LEGO1/mxunknown100dc6e0.cpp
+++ /dev/null
@@ -1,19 +0,0 @@
-#include "mxunknown100dc6e0.h"
-
-// OFFSET: LEGO1 0x100b8d00
-MxUnknown100dc6e0::MxUnknown100dc6e0()
-{
-    Init();
-}
-
-// OFFSET: LEGO1 0x100b8d90 STUB
-MxUnknown100dc6e0::~MxUnknown100dc6e0()
-{
-  // TODO
-}
-
-// OFFSET: LEGO1 0x100b8df0
-void MxUnknown100dc6e0::Init()
-{
-  this->m_unk2c = 100;
-}
diff --git a/LEGO1/mxunknown100dc6e0.h b/LEGO1/mxunknown100dc6e0.h
deleted file mode 100644
index 056e1fcd..00000000
--- a/LEGO1/mxunknown100dc6e0.h
+++ /dev/null
@@ -1,19 +0,0 @@
-#ifndef MXUNKNOWN100DC6E0_H
-#define MXUNKNOWN100DC6E0_H
-
-#include "mxmediamanager.h"
-
-// VTABLE 0x100dc6e0
-class MxUnknown100dc6e0 : public MxMediaManager
-{
-public:
-  MxUnknown100dc6e0();
-  virtual ~MxUnknown100dc6e0() override;
-
-protected:
-  void Init();
-
-  int m_unk2c;
-};
-
-#endif // MXUNKNOWN100DC6E0_H