diff --git a/BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj b/BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj
index 8cfe7979e0..30250ca3c7 100644
--- a/BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj
+++ b/BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj
@@ -631,6 +631,7 @@
     <Compile Include="Consoles\Nintendo\NES\Boards\Taito_X1_017.cs" />
     <Compile Include="Consoles\Nintendo\NES\Boards\TENGEN-800032.cs" />
     <Compile Include="Consoles\Nintendo\NES\Boards\TENGEN_800008.cs" />
+    <Compile Include="Consoles\Nintendo\NES\Boards\UNIF_BMC-T-262.cs" />
     <Compile Include="Consoles\Nintendo\NES\Boards\UxROM.cs">
       <SubType>Code</SubType>
     </Compile>
diff --git a/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/Boards/UNIF_BMC-T-262.cs b/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/Boards/UNIF_BMC-T-262.cs
new file mode 100644
index 0000000000..6cc941c379
--- /dev/null
+++ b/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/Boards/UNIF_BMC-T-262.cs
@@ -0,0 +1,74 @@
+using BizHawk.Common;
+
+namespace BizHawk.Emulation.Cores.Nintendo.NES
+{
+	public class UNIF_BMC_T_262 : NES.NESBoardBase
+	{
+		private bool _mode;
+		private bool _locked;
+		private bool _verticalMirror;
+
+		private int _base;
+		private int _bank;
+
+		public override bool Configure(NES.EDetectionOrigin origin)
+		{
+			switch (Cart.board_type)
+			{
+				case "UNIF_BMC-T-262":
+					break;
+				default:
+					return false;
+			}
+
+			SetMirroring();
+
+			return true;
+		}
+
+		public override void SyncState(Serializer ser)
+		{
+			ser.Sync("mode", ref _mode);
+			ser.Sync("locked", ref _locked);
+			ser.Sync("verticalMirror", ref _verticalMirror);
+
+			ser.Sync("base", ref _base);
+			ser.Sync("bank", ref _bank);
+
+			base.SyncState(ser);
+		}
+
+		public override byte ReadPRG(int addr)
+		{
+			if (addr < 0x4000)
+			{
+				int bank = _base | _bank;
+				return ROM[(bank * 0x4000) + (addr & 0x3FFF)];
+			}
+			else
+			{
+				int bank = _base | (_mode ? _bank : 7);
+				return ROM[(bank * 0x4000) + (addr & 0x3FFF)];
+			}
+		}
+
+		public override void WritePRG(int addr, byte value)
+		{
+			if (!_locked)
+			{
+				_base = ((addr & 0x60) >> 2) | ((addr & 0x100) >> 3);
+				_mode = (addr & 0x80) > 0;
+				_verticalMirror = (((addr & 2) >> 1) ^ 1) > 0;
+				_locked = ((addr & 0x2000) >> 13) > 0;
+			}
+
+			_bank = value & 0x07;
+			SetMirroring();
+		}
+
+		private void SetMirroring()
+		{
+			SetMirrorType(_verticalMirror ? EMirrorType.Vertical : EMirrorType.Horizontal);
+		}
+	}
+}