diff --git a/CMakeLists.txt b/CMakeLists.txt
index cdfebd05..f0804e6c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -141,11 +141,11 @@ add_library(lego1 SHARED
   LEGO1/mxstillpresenter.cpp
   LEGO1/mxstreamer.cpp
   LEGO1/mxstring.cpp
-  LEGO1/mxstringvariable.cpp
   LEGO1/mxtimer.cpp
   LEGO1/mxtransitionmanager.cpp
   LEGO1/mxunknown100dc6b0.cpp
   LEGO1/mxunknown100dc6e0.cpp
+  LEGO1/mxvariable.cpp
   LEGO1/mxvariabletable.cpp
   LEGO1/mxvideomanager.cpp
   LEGO1/mxvideoparam.cpp
diff --git a/LEGO1/legobackgroundcolor.cpp b/LEGO1/legobackgroundcolor.cpp
index 2d8c5348..e1d6beca 100644
--- a/LEGO1/legobackgroundcolor.cpp
+++ b/LEGO1/legobackgroundcolor.cpp
@@ -9,18 +9,18 @@ const char *g_set = "set";
 const char *g_reset = "reset";
 
 // OFFSET: LEGO1 0x1003bfb0
-LegoBackgroundColor::LegoBackgroundColor(const char *p_name, const char *p_colorString)
+LegoBackgroundColor::LegoBackgroundColor(const char *p_key, const char *p_value)
 {
-  m_name = p_name;
-  m_name.ToUpperCase();
-  SetColorString(p_colorString);
+  m_key = p_key;
+  m_key.ToUpperCase();
+  SetValue(p_value);
 }
 
 // OFFSET: LEGO1 0x1003c070
-void LegoBackgroundColor::SetColorString(const char *p_colorString)
+void LegoBackgroundColor::SetValue(const char *p_colorString)
 {
-  m_string = p_colorString;
-  m_string.ToLowerCase();
+  m_value = p_colorString;
+  m_value.ToLowerCase();
 
   LegoVideoManager *videomanager = VideoManager();
   if (!videomanager || !p_colorString)
diff --git a/LEGO1/legobackgroundcolor.h b/LEGO1/legobackgroundcolor.h
index 9345c394..aff62fe8 100644
--- a/LEGO1/legobackgroundcolor.h
+++ b/LEGO1/legobackgroundcolor.h
@@ -1,13 +1,13 @@
 #ifndef LEGOBACKGROUNDCOLOR_H
 #define LEGOBACKGROUNDCOLOR_H
 
-#include "mxstringvariable.h"
+#include "mxvariable.h"
 
-class LegoBackgroundColor : public MxStringVariable
+class LegoBackgroundColor : public MxVariable
 {
 public:
-  __declspec(dllexport) LegoBackgroundColor(const char *p_name, const char *p_colorString);
-  void SetColorString(const char *p_colorString);
+  __declspec(dllexport) LegoBackgroundColor(const char *p_key, const char *p_value);
+  void SetValue(const char *p_colorString);
 
 private:
   float h;
diff --git a/LEGO1/mxstringvariable.cpp b/LEGO1/mxstringvariable.cpp
deleted file mode 100644
index e63329c1..00000000
--- a/LEGO1/mxstringvariable.cpp
+++ /dev/null
@@ -1,22 +0,0 @@
-#include "mxstringvariable.h"
-#include "mxstring.h"
-
-
-// OFFSET: LEGO1 0x1003bea0
-MxString *MxStringVariable::GetString()
-{
-  return &m_string;
-}
-
-// OFFSET: LEGO1 0x1003beb0
-void MxStringVariable::SetString(const char *colorString)
-{
-  m_string = colorString;
-}
-
-//FIXME: Figure out what exactly this class is used for. It is used in LegoGameState::LegoGameState when loading the background color, and for loading the "fsmovie" variable
-// OFFSET: LEGO1 0x1003bec0
-void MxStringVariable::Destroy()
-{
-  delete this;
-}
diff --git a/LEGO1/mxstringvariable.h b/LEGO1/mxstringvariable.h
deleted file mode 100644
index dd623dfb..00000000
--- a/LEGO1/mxstringvariable.h
+++ /dev/null
@@ -1,20 +0,0 @@
-#ifndef MXSTRINGVARIABLE_H
-#define MXSTRINGVARIABLE_H
-#include "mxstring.h"
-#include "mxcore.h"
-//VTABLE: 0x100d74a8
-class MxStringVariable
-{
-public:
-  __declspec(dllexport) MxStringVariable(const char *, const char *);
-  MxStringVariable() {}
-  virtual MxString *GetString();
-  virtual void SetString(const char *colorString);
-  virtual void Destroy();
-
-protected:
-  MxString m_name;
-  MxString m_string;
-};
-
-#endif // MXSTRINGVARIABLE_H
diff --git a/LEGO1/mxvariable.cpp b/LEGO1/mxvariable.cpp
new file mode 100644
index 00000000..f18e6a94
--- /dev/null
+++ b/LEGO1/mxvariable.cpp
@@ -0,0 +1,20 @@
+#include "mxvariable.h"
+#include "mxstring.h"
+
+// OFFSET: LEGO1 0x1003bea0
+MxString *MxVariable::GetValue()
+{
+  return &m_value;
+}
+
+// OFFSET: LEGO1 0x1003beb0
+void MxVariable::SetValue(const char *value)
+{
+  m_value = value;
+}
+
+// OFFSET: LEGO1 0x1003bec0
+void MxVariable::Destroy()
+{
+  delete this;
+}
diff --git a/LEGO1/mxvariable.h b/LEGO1/mxvariable.h
new file mode 100644
index 00000000..c4427e33
--- /dev/null
+++ b/LEGO1/mxvariable.h
@@ -0,0 +1,24 @@
+#ifndef MXVARIABLE_H
+#define MXVARIABLE_H
+
+#include "mxstring.h"
+#include "mxcore.h"
+
+//VTABLE: 0x100d74a8
+class MxVariable
+{
+public:
+  __declspec(dllexport) MxVariable(const char *, const char *);
+  MxVariable() {}
+  virtual MxString *GetValue();
+  virtual void SetValue(const char *);
+  virtual void Destroy();
+
+  inline const MxString *GetKey() const { return &m_value; }
+
+protected:
+  MxString m_key;
+  MxString m_value;
+};
+
+#endif // MXVARIABLE_H
diff --git a/LEGO1/mxvariabletable.cpp b/LEGO1/mxvariabletable.cpp
index 8927bc32..b5ebee63 100644
--- a/LEGO1/mxvariabletable.cpp
+++ b/LEGO1/mxvariabletable.cpp
@@ -1,8 +1,22 @@
 #include "mxvariabletable.h"
 
-// OFFSET: LEGO1 0x100b73a0
-void MxVariableTable::SetVariable(const char *key, const char *value)
+// OFFSET: LEGO1 0x100b7370
+int MxVariableTable::KeyChecksum(MxVariable *p_var)
 {
+  const char *str = p_var->GetKey()->GetData();
+  int value = 0;
+  
+  for (int i = 0; str[i]; i++) {
+    value += (int)str[i];
+  }
+
+  return value;
+}
+
+// OFFSET: LEGO1 0x100b73a0
+void MxVariableTable::SetVariable(const char *p_key, const char *p_value)
+{
+  MxVariable *var = new MxVariable();
   // TODO
 }
 
diff --git a/LEGO1/mxvariabletable.h b/LEGO1/mxvariabletable.h
index 13c70658..b7940871 100644
--- a/LEGO1/mxvariabletable.h
+++ b/LEGO1/mxvariabletable.h
@@ -1,16 +1,29 @@
 #ifndef MXVARIABLETABLE_H
 #define MXVARIABLETABLE_H
 
-class MxVariable;
+#include "mxcore.h"
+#include "mxvariable.h"
 
 // VTABLE 0x100dc1c8
 // SIZE 0x28
-class MxVariableTable
+class MxVariableTable : public MxCore
 {
 public:
   __declspec(dllexport) const char * GetVariable(const char *key);
   __declspec(dllexport) void SetVariable(MxVariable *var);
   __declspec(dllexport) void SetVariable(const char *key, const char *value);
+
+  virtual int KeyChecksum(MxVariable *); // +0x18
+
+//private:
+  int m_unk8;
+  void (*m_unkc)(void *); // +0xc
+  void *m_table; // +0x10
+  int m_tableLen; // +0x14
+  int m_unk18;
+  int m_unk1c;
+  int m_unk20;
+  int m_unk24;
 };
 
 #endif // MXVARIABLETABLE_H