diff --git a/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/NES.Core.cs b/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/NES.Core.cs
index 5af6441988..69942626d8 100644
--- a/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/NES.Core.cs
+++ b/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/NES.Core.cs
@@ -683,7 +683,7 @@ public byte ReadReg2xxx(ushort addr)
 			return Board.ReadReg2xxx(addr);
 		}
 
-		public byte ReadRegDelegate(ushort addr)
+		public byte ReadRegs(ushort addr)
 		{
 			return ReadReg(addr);
 		}
@@ -702,35 +702,43 @@ public byte ReadWRAM(ushort addr)
 
 		private void RegisterReadDelegates()
 		{
+			ReadMemoryDelegate ReadROMDelegate = new ReadMemoryDelegate(ReadROM);
+			ReadMemoryDelegate ReadRAMDelegate = new ReadMemoryDelegate(ReadRAM);
+			ReadMemoryDelegate ReadRAMMirrorsDelegate = new ReadMemoryDelegate(ReadRAMMirrors);
+			ReadMemoryDelegate ReadReg2xxxDelegate = new ReadMemoryDelegate(ReadReg2xxx);
+			ReadMemoryDelegate ReadRegsDelegate = new ReadMemoryDelegate(ReadRegs);
+			ReadMemoryDelegate ReadEXPDelegate = new ReadMemoryDelegate(ReadEXP);
+			ReadMemoryDelegate ReadWRAMDelegate = new ReadMemoryDelegate(ReadWRAM);
+
 			for (int addr = 0; addr < 0x10000; addr++)
 			{
 				if (addr >= 0x8000)
 				{
-					ReadDelegates[addr] = new ReadMemoryDelegate(ReadROM);
+					ReadDelegates[addr] = ReadROMDelegate;
 				}
 				else if (addr < 0x0800)
 				{
-					ReadDelegates[addr] = new ReadMemoryDelegate(ReadRAM);
+					ReadDelegates[addr] = ReadRAMDelegate;
 				}
 				else if (addr < 0x2000)
 				{
-					ReadDelegates[addr] = new ReadMemoryDelegate(ReadRAMMirrors);
+					ReadDelegates[addr] = ReadRAMMirrorsDelegate;
 				}
 				else if (addr < 0x4000)
 				{
-					ReadDelegates[addr] = new ReadMemoryDelegate(ReadReg2xxx);
+					ReadDelegates[addr] = ReadReg2xxxDelegate;
 				}
 				else if (addr < 0x4020)
 				{
-					ReadDelegates[addr] = new ReadMemoryDelegate(ReadRegDelegate);		
+					ReadDelegates[addr] = ReadRegsDelegate;		
 				}
 				else if (addr < 0x6000)
 				{
-					ReadDelegates[addr] = new ReadMemoryDelegate(ReadEXP);
+					ReadDelegates[addr] = ReadEXPDelegate;
 				}
 				else
 				{
-					continue;
+					ReadDelegates[addr] = ReadWRAMDelegate;
 				}
 			}
 		}
@@ -792,7 +800,7 @@ public void WriteReg2xxx(ushort addr, byte value)
 			Board.WriteReg2xxx(addr, value);
 		}
 
-		public void WriteRegDelegate(ushort addr, byte value)
+		public void WriteRegs(ushort addr, byte value)
 		{
 			WriteReg(addr, value);
 		}
@@ -811,35 +819,43 @@ public void WriteWRAM(ushort addr, byte value)
 
 		private void RegisterWriteDelegates()
 		{
+			WriteMemoryDelegate WriteROMDelegate = new WriteMemoryDelegate(WriteROM);
+			WriteMemoryDelegate WriteRAMDelegate = new WriteMemoryDelegate(WriteRAM);
+			WriteMemoryDelegate WriteRAMMirrorsDelegate = new WriteMemoryDelegate(WriteRAMMirrors);
+			WriteMemoryDelegate WriteReg2xxxDelegate = new WriteMemoryDelegate(WriteReg2xxx);
+			WriteMemoryDelegate WriteRegsDelegate = new WriteMemoryDelegate(WriteRegs);
+			WriteMemoryDelegate WriteEXPDelegate = new WriteMemoryDelegate(WriteEXP);
+			WriteMemoryDelegate WriteWRAMDelegate = new WriteMemoryDelegate(WriteWRAM);
+
 			for (int addr = 0; addr < 0x10000; addr++)
 			{
 				if (addr >= 0x8000)
 				{
-					WriteDelegates[addr] = new WriteMemoryDelegate(WriteROM);
+					WriteDelegates[addr] = WriteROMDelegate;
 				}
 				else if (addr < 0x0800)
 				{
-					WriteDelegates[addr] = new WriteMemoryDelegate(WriteRAM);
+					WriteDelegates[addr] = WriteRAMDelegate;
 				}
 				else if (addr < 0x2000)
 				{
-					WriteDelegates[addr] = new WriteMemoryDelegate(WriteRAMMirrors);
+					WriteDelegates[addr] = WriteRAMMirrorsDelegate;
 				}
 				else if (addr < 0x4000)
 				{
-					WriteDelegates[addr] = new WriteMemoryDelegate(WriteReg2xxx);
+					WriteDelegates[addr] = WriteReg2xxxDelegate;
 				}
 				else if (addr < 0x4020)
 				{
-					WriteDelegates[addr] = new WriteMemoryDelegate(WriteRegDelegate);
+					WriteDelegates[addr] = WriteRegsDelegate;
 				}
 				else if (addr < 0x6000)
 				{
-					WriteDelegates[addr] = new WriteMemoryDelegate(WriteEXP);
+					WriteDelegates[addr] = WriteEXPDelegate;
 				}
 				else
 				{
-					continue;
+					WriteDelegates[addr] = WriteWRAMDelegate;
 				}
 			}
 		}