diff --git a/PKHeX.Core/Saves/SAV8BS.cs b/PKHeX.Core/Saves/SAV8BS.cs
index 6236723f9..a59628f7f 100644
--- a/PKHeX.Core/Saves/SAV8BS.cs
+++ b/PKHeX.Core/Saves/SAV8BS.cs
@@ -77,10 +77,15 @@ namespace PKHeX.Core
             // MT_DATA mtData; -- 0x400 bytes
             // DENDOU_SAVE_ADD -- language tracking of members (hall of fame?); ADD_POKE_MEMBER[30], ADD_POKE[6]
 
-            Initialize();
+            // v1.2 additions
+            // ReBuffnameData reBuffNameDat -- RE_DENDOU_RECORD[], RE_DENDOU_RECORD is an RE_DENDOU_POKEMON_DATA_INSIDE[] with nicknames
+            // PLAYREPORT_DATA playReportData    sizeof(0xF8)
+            // PLAYREPORT_DATA playReportDataRef sizeof(0xF8)
+
+        Initialize();
         }
 
-        public SAV8BS() : this(new byte[SaveUtil.SIZE_G8BDSP_1], false) => SaveRevision = (int)Gem8Version.V1_1;
+        public SAV8BS() : this(new byte[SaveUtil.SIZE_G8BDSP_2], false) => SaveRevision = (int)Gem8Version.V1_2;
 
         private void Initialize()
         {
@@ -118,6 +123,7 @@ namespace PKHeX.Core
         public override int MaxAbilityID => Legal.MaxAbilityID_8b;
 
         public bool HasFirstSaveFileExpansion => (Gem8Version)SaveRevision >= Gem8Version.V1_1;
+        public bool HasSecondSaveFileExpansion => (Gem8Version)SaveRevision >= Gem8Version.V1_2;
 
         public int SaveRevision
         {
diff --git a/PKHeX.Core/Saves/Substructures/Gen8/BS/Gem8Version.cs b/PKHeX.Core/Saves/Substructures/Gen8/BS/Gem8Version.cs
index f2f43cb27..f6be054bf 100644
--- a/PKHeX.Core/Saves/Substructures/Gen8/BS/Gem8Version.cs
+++ b/PKHeX.Core/Saves/Substructures/Gen8/BS/Gem8Version.cs
@@ -19,6 +19,12 @@ namespace PKHeX.Core
         /// </summary>
         /// <remarks><see cref="SaveUtil.SIZE_G8BDSP_1"/></remarks>
         V1_1 = 0x2C, // 44
+
+        /// <summary>
+        /// February patch.
+        /// </summary>
+        /// <remarks><see cref="SaveUtil.SIZE_G8BDSP_2"/></remarks>
+        V1_2 = 0x32, // 50
     }
 
     public static class Gem8VersionExtensions
@@ -31,6 +37,7 @@ namespace PKHeX.Core
         {
             V1_0 => "-1.0.0", // Launch Revision
             V1_1 => "-1.1.0", // 1.1.0
+            V1_2 => "-1.2.0", // 1.2.0
             _ => throw new ArgumentOutOfRangeException(nameof(version)),
         };
     }
diff --git a/PKHeX.Core/Saves/Util/SaveUtil.cs b/PKHeX.Core/Saves/Util/SaveUtil.cs
index eab42634b..87e32db07 100644
--- a/PKHeX.Core/Saves/Util/SaveUtil.cs
+++ b/PKHeX.Core/Saves/Util/SaveUtil.cs
@@ -19,6 +19,7 @@ namespace PKHeX.Core
 
         public const int SIZE_G8BDSP = 0xE9828;
         public const int SIZE_G8BDSP_1 = 0xEDC20;
+        public const int SIZE_G8BDSP_2 = 0xEED8C;
 
         public const int SIZE_G8SWSH = 0x1716B3; // 1.0
         public const int SIZE_G8SWSH_1 = 0x17195E; // 1.0 -> 1.1
@@ -99,7 +100,7 @@ namespace PKHeX.Core
 
         private static readonly HashSet<int> Sizes = new(SizesGen2.Concat(SizesSWSH))
         {
-            SIZE_G8LA, SIZE_G8BDSP, SIZE_G8BDSP_1,
+            SIZE_G8LA, SIZE_G8BDSP, SIZE_G8BDSP_1, SIZE_G8BDSP_2,
             // SizesSWSH covers gen8 sizes since there's so many
             SIZE_G7SM, SIZE_G7USUM, SIZE_G7GG,
             SIZE_G6XY, SIZE_G6ORAS, SIZE_G6ORASDEMO,
@@ -501,7 +502,7 @@ namespace PKHeX.Core
 
         private static GameVersion GetIsG8SAV_BDSP(ReadOnlySpan<byte> data)
         {
-            if (data.Length is not SIZE_G8BDSP && data.Length is not SIZE_G8BDSP_1)
+            if (data.Length is not (SIZE_G8BDSP or SIZE_G8BDSP_1 or SIZE_G8BDSP_2))
                 return Invalid;
 
             return BDSP;