diff --git a/C/struct.h b/C/struct.h
index 3d72438..e67c131 100644
--- a/C/struct.h
+++ b/C/struct.h
@@ -424,7 +424,8 @@ typedef struct s_server_header {
     unsigned short  state;              //0x004
     unsigned short  Unknown2;           //0x006
     wchar_t         server_name[66];    //0x008
-    char            map_name[128];      //0x08C
+    char            map_name[32];       //0x08C
+    unsigned char   Unknown12[96];      //0x0AC
     wchar_t         gametype_name[24];  //0x10C
     //IMPORTANT: DO NOT USE! Below this does not match with other Halo PC platforms, it is base on Halo CE version.
     unsigned char   Unknown11[40];      //0x13C // partial of Gametype need to break them down.
diff --git a/CSharp/struct.cs b/CSharp/struct.cs
index 109e405..a4c9da0 100644
--- a/CSharp/struct.cs
+++ b/CSharp/struct.cs
@@ -480,7 +480,7 @@ public struct s_gametype_globals_ptr {
 
 [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
 public struct map_name_ansi {
-    [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 128)]
+    [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 32)]
     public string name;
 }
 [StructLayout(LayoutKind.Sequential, CharSet=CharSet.Unicode)]
@@ -491,6 +491,8 @@ public struct s_server_header {
     [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 66)]
     public string           server_name;    //0x008
     public map_name_ansi    map_name;       //0x08C
+    [MarshalAs(UnmanagedType.ByValArray, SizeConst = 96)]
+    public byte[]           Unknown12;      //0x0AC
     [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 24)]
     public string           gametype_name;  //0x10C
     //IMPORTANT: DO NOT USE! Below this does not match with other Halo PC platforms, it is base on Halo CE version.
diff --git a/D/object.d b/D/object.d
index 840d5a1..0c26307 100644
--- a/D/object.d
+++ b/D/object.d
@@ -203,6 +203,27 @@ static if(__traits(compiles, EXT_IOBJECT)) {
          * Returns: Return true or false if unable to find tag group.
          */
         bool function(const e_tag_group tag_group, objTagGroupList* tag_list) m_get_lookup_group_tag_list;
+        /*
+         * Apply damage to specific object. (WARNING: May not be safe to use on certain custom maps.)
+         * Params:
+         * receiver = An object receive the damage.</param>
+         * causer = An object cause the damage.</param>
+         * multiply = Mulitply the damage.</param>
+         * flags = Type of damage flags</param>
+         * <returns>Return true or false if unable to apply generic damage.</returns>
+         */
+        bool (*m_apply_damage_generic)(s_ident receiver, s_ident causer, float multiply, objDamageFlags flags);
+        /* 
+         * Apply damage to specific object.
+         * Params:
+         * receiver = An object receive the damage.</param>
+         * causer = An object cause the damage.</param>
+         * tag = Apply type of tag damage to receiver.</param>
+         * multiply = Mulitply the damage.</param>
+         * flags = Type of damage flags</param>
+         * Returns: Return true or false if unable to apply custom damage.
+         */
+        void (*m_apply_damage_custom)(s_ident receiver, s_ident causer, const hTagHeader* tag, float multiply, objDamageFlags flags);
     };
     export extern(C) IObject* getIObject(uint hash);
 }
diff --git a/D/structs.d b/D/structs.d
index 84fa4c2..da3d35f 100644
--- a/D/structs.d
+++ b/D/structs.d
@@ -429,7 +429,8 @@ struct s_server_header {
     ushort      state;          //0x004
     ushort      Unknown2;       //0x006
     wchar[66]   server_name;    //0x008
-    char[128]   map_name;       //0x08C
+    char[32]    map_name;       //0x08C
+    ubyte[96]   Unknown12;      //0x0AC
     wchar[24]   gametype_name;  //0x10C
     //IMPORTANT: DO NOT USE! Below this does not match with other Halo PC platforms, it is base on Halo CE version.
     ubyte[40]   Unknown11;      //0x13C     // partial of Gametype need to break them down.
@@ -770,7 +771,7 @@ align (1) struct s_map_header {
     uint        offset;         //0x10
     uint        metaSize;       //0x14
     ubyte[8]    PADDING1;       //0x18 //Nulls
-    char[32]    mapName;        //0x20
+    char[32]    name;           //0x20
     char[32]    builddate;      //0x40
     uint        type;           //0x060 // 0 = Campaign, 1 = Multi-player, 2 = Menu
     uint        unknown07;      //0x064
diff --git a/VisualBasic/struct.vb b/VisualBasic/struct.vb
index 9c5df0b..eedf27a 100644
--- a/VisualBasic/struct.vb
+++ b/VisualBasic/struct.vb
@@ -479,7 +479,7 @@ End Structure
 
 <StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Ansi)>
 Public Structure map_name_ansi
-    <MarshalAs(UnmanagedType.ByValTStr, SizeConst:=128)>
+    <MarshalAs(UnmanagedType.ByValTStr, SizeConst:=32)>
     Public name As String
 End Structure
 <StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
@@ -490,6 +490,8 @@ Public Structure s_server_header
     <MarshalAs(UnmanagedType.ByValTStr, SizeConst:=66)>
     Public server_name As String        '0x008
     Public map_name As map_name_ansi    '0x08C
+    <MarshalAs(UnmanagedType.ByValArray, SizeConst:=96)>
+    Public Unknown12 As Byte            '0x0AC
     <MarshalAs(UnmanagedType.ByValTStr, SizeConst:=24)>
     Public gametype_name As String      '0x10C
     'IMPORTANT: DO NOT USE! Below this does Not match with other Halo PC platforms, it Is base on Halo CE version.