diff --git a/bsnes/snes/alt/ppu-compatibility/debugger/debugger.cpp b/bsnes/snes/alt/ppu-compatibility/debugger/debugger.cpp
index 96c8d60..a4b67d4 100644
--- a/bsnes/snes/alt/ppu-compatibility/debugger/debugger.cpp
+++ b/bsnes/snes/alt/ppu-compatibility/debugger/debugger.cpp
@@ -379,6 +379,18 @@ bool PPUDebugger::property(unsigned id, string &name, string &value) {
   item("OAM Interlace", regs.oam_interlace);
   item("Interlace", regs.interlace);
 
+  //$2134
+  item("$2134", "");
+  item("Multiplication Result Low", string("0x", hex<2>(regs.mpyl)));
+
+  //$2135
+  item("$2135", "");
+  item("Multiplication Result Mid", string("0x", hex<2>(regs.mpym)));
+
+  //$2136
+  item("$2136", "");
+  item("Multiplication Result High", string("0x", hex<2>(regs.mpyh)));
+
   //$213c
   item("$213c", "");
   item("H-counter", (unsigned)regs.hcounter);
diff --git a/bsnes/snes/alt/ppu-compatibility/mmio/mmio.cpp b/bsnes/snes/alt/ppu-compatibility/mmio/mmio.cpp
index 89e2aea..368ad5e 100644
--- a/bsnes/snes/alt/ppu-compatibility/mmio/mmio.cpp
+++ b/bsnes/snes/alt/ppu-compatibility/mmio/mmio.cpp
@@ -434,8 +434,10 @@ void PPU::mmio_w2133(uint8 value) {
 uint8 PPU::mmio_r2134() {
 uint32 r;
   r = ((int16)regs.m7a * (int8)(regs.m7b >> 8));
-  if(!Memory::debugger_access())
+  if(!Memory::debugger_access()) {
     regs.ppu1_mdr = r;
+    regs.mpyl = regs.ppu1_mdr;
+  }
   return r;
 }
 
@@ -443,8 +445,10 @@ uint32 r;
 uint8 PPU::mmio_r2135() {
 uint32 r;
   r = ((int16)regs.m7a * (int8)(regs.m7b >> 8));
-  if(!Memory::debugger_access())
+  if(!Memory::debugger_access()) {
     regs.ppu1_mdr = r >> 8;
+    regs.mpym = regs.ppu1_mdr;
+  }
   return r >> 8;
 }
 
@@ -452,8 +456,10 @@ uint32 r;
 uint8 PPU::mmio_r2136() {
 uint32 r;
   r = ((int16)regs.m7a * (int8)(regs.m7b >> 8));
-  if(!Memory::debugger_access())
+  if(!Memory::debugger_access()) {
     regs.ppu1_mdr = r >> 16;
+    regs.mpyh = regs.ppu1_mdr;
+  }
   return r >> 16;
 }
 
diff --git a/bsnes/snes/alt/ppu-compatibility/mmio/mmio.hpp b/bsnes/snes/alt/ppu-compatibility/mmio/mmio.hpp
index aeb1c3a..df5181a 100644
--- a/bsnes/snes/alt/ppu-compatibility/mmio/mmio.hpp
+++ b/bsnes/snes/alt/ppu-compatibility/mmio/mmio.hpp
@@ -117,6 +117,11 @@ struct {
   bool   oam_interlace;
   bool   interlace;
 
+  //$2134-$2136
+  uint8 mpyl;
+  uint8 mpym;
+  uint8 mpyh;
+
   //$2137
   uint16 hcounter, vcounter;
   bool   latch_hcounter, latch_vcounter;
diff --git a/bsnes/snes/alt/ppu-compatibility/ppu.cpp b/bsnes/snes/alt/ppu-compatibility/ppu.cpp
index 768ca4c..8bc2d1d 100644
--- a/bsnes/snes/alt/ppu-compatibility/ppu.cpp
+++ b/bsnes/snes/alt/ppu-compatibility/ppu.cpp
@@ -323,6 +323,11 @@ void PPU::power() {
   regs.oam_interlace = false;
   regs.interlace     = false;
 
+  //$2134-$2136
+  regs.mpyl = 0;
+  regs.mpym = 0;
+  regs.mpyh = 0;
+
   //$2137
   regs.hcounter         = 0;
   regs.vcounter         = 0;
diff --git a/bsnes/snes/alt/ppu-compatibility/serialization.cpp b/bsnes/snes/alt/ppu-compatibility/serialization.cpp
index 078ad48..038a1f3 100644
--- a/bsnes/snes/alt/ppu-compatibility/serialization.cpp
+++ b/bsnes/snes/alt/ppu-compatibility/serialization.cpp
@@ -118,6 +118,10 @@ void PPU::serialize(serializer &s) {
   s.integer(regs.oam_interlace);
   s.integer(regs.interlace);
 
+  s.integer(regs.mpyl);
+  s.integer(regs.mpym);
+  s.integer(regs.mpyh);
+
   s.integer(regs.hcounter);
   s.integer(regs.vcounter);
   s.integer(regs.latch_hcounter);
diff --git a/bsnes/snes/alt/ppu-performance/debugger/debugger.cpp b/bsnes/snes/alt/ppu-performance/debugger/debugger.cpp
index 2e7186a..a072797 100644
--- a/bsnes/snes/alt/ppu-performance/debugger/debugger.cpp
+++ b/bsnes/snes/alt/ppu-performance/debugger/debugger.cpp
@@ -378,6 +378,18 @@ bool PPUDebugger::property(unsigned id, string &name, string &value) {
   item("OAM Interlace", oam.regs.interlace);
   item("Interlace", regs.interlace);
 
+  //$2134
+  item("$2134", "");
+  item("Multiplication Result Low", string("0x", hex<2>(regs.mpyl)));
+
+  //$2135
+  item("$2135", "");
+  item("Multiplication Result Mid", string("0x", hex<2>(regs.mpym)));
+
+  //$2136
+  item("$2136", "");
+  item("Multiplication Result High", string("0x", hex<2>(regs.mpyh)));
+
   //$213c
   item("$213c", "");
   item("H-counter", (unsigned)regs.hcounter);
diff --git a/bsnes/snes/alt/ppu-performance/mmio/mmio.cpp b/bsnes/snes/alt/ppu-performance/mmio/mmio.cpp
index b004e6c..d198829 100644
--- a/bsnes/snes/alt/ppu-performance/mmio/mmio.cpp
+++ b/bsnes/snes/alt/ppu-performance/mmio/mmio.cpp
@@ -175,6 +175,7 @@ uint8 PPU::mmio_read(unsigned addr) {
         return result;
       
       regs.ppu1_mdr = result >>  0;
+      regs.mpyl = regs.ppu1_mdr;
       return regs.ppu1_mdr;
     }
 
@@ -185,6 +186,7 @@ uint8 PPU::mmio_read(unsigned addr) {
         return result >> 8;
         
       regs.ppu1_mdr = result >>  8;
+      regs.mpym = regs.ppu1_mdr;
       return regs.ppu1_mdr;
     }
 
@@ -195,6 +197,7 @@ uint8 PPU::mmio_read(unsigned addr) {
         return result >> 16;
       
       regs.ppu1_mdr = result >> 16;
+      regs.mpyh = regs.ppu1_mdr;
       return regs.ppu1_mdr;
     }
 
@@ -941,6 +944,11 @@ void PPU::mmio_reset() {
   oam.regs.interlace = 0;
   regs.interlace = 0;
 
+  //$2134-$2136
+  regs.mpyl = 0;
+  regs.mpym = 0;
+  regs.mpyh = 0;
+
   //$213e
   oam.regs.time_over = 0;
   oam.regs.range_over = 0;
diff --git a/bsnes/snes/alt/ppu-performance/mmio/mmio.hpp b/bsnes/snes/alt/ppu-performance/mmio/mmio.hpp
index 3fcbfe8..02cea7e 100644
--- a/bsnes/snes/alt/ppu-performance/mmio/mmio.hpp
+++ b/bsnes/snes/alt/ppu-performance/mmio/mmio.hpp
@@ -68,6 +68,11 @@ struct Regs {
   bool overscan;
   bool interlace;
 
+  //$2134-$2136
+  uint8 mpyl;
+  uint8 mpym;
+  uint8 mpyh;
+
   //$213c
   uint16 hcounter;
 
diff --git a/bsnes/snes/alt/ppu-performance/serialization.cpp b/bsnes/snes/alt/ppu-performance/serialization.cpp
index 7d6e2dd..76e24d6 100644
--- a/bsnes/snes/alt/ppu-performance/serialization.cpp
+++ b/bsnes/snes/alt/ppu-performance/serialization.cpp
@@ -75,6 +75,10 @@ void PPU::serialize(serializer &s) {
   s.integer(regs.overscan);
   s.integer(regs.interlace);
 
+  s.integer(regs.mpyl);
+  s.integer(regs.mpym);
+  s.integer(regs.mpyh);
+
   s.integer(regs.hcounter);
 
   s.integer(regs.vcounter);
diff --git a/bsnes/snes/ppu/debugger/debugger.cpp b/bsnes/snes/ppu/debugger/debugger.cpp
index b9c5bfe..95814d6 100644
--- a/bsnes/snes/ppu/debugger/debugger.cpp
+++ b/bsnes/snes/ppu/debugger/debugger.cpp
@@ -378,6 +378,18 @@ bool PPUDebugger::property(unsigned id, string &name, string &value) {
   item("OAM Interlace", oam.regs.interlace);
   item("Interlace", regs.interlace);
 
+  //$2134
+  item("$2134", "");
+  item("Multiplication Result Low", string("0x", hex<2>(regs.mpyl)));
+
+  //$2135
+  item("$2135", "");
+  item("Multiplication Result Mid", string("0x", hex<2>(regs.mpym)));
+
+  //$2136
+  item("$2136", "");
+  item("Multiplication Result High", string("0x", hex<2>(regs.mpyh)));
+
   //$213c
   item("$213c", "");
   item("H-counter", (unsigned)regs.hcounter);
diff --git a/bsnes/snes/ppu/mmio/mmio.cpp b/bsnes/snes/ppu/mmio/mmio.cpp
index b8eb3fe..933a432 100644
--- a/bsnes/snes/ppu/mmio/mmio.cpp
+++ b/bsnes/snes/ppu/mmio/mmio.cpp
@@ -577,6 +577,7 @@ uint8 PPU::mmio_r2134() {
     return result >> 0;
   
   regs.ppu1_mdr = (result >>  0);
+  regs.mpyl = regs.ppu1_mdr;
   return regs.ppu1_mdr;
 }
 
@@ -587,6 +588,7 @@ uint8 PPU::mmio_r2135() {
     return result >> 8;
   
   regs.ppu1_mdr = (result >>  8);
+  regs.mpym = regs.ppu1_mdr;
   return regs.ppu1_mdr;
 }
 
@@ -597,6 +599,7 @@ uint8 PPU::mmio_r2136() {
     return result >> 16;
     
   regs.ppu1_mdr = (result >> 16);
+  regs.mpyh = regs.ppu1_mdr;
   return regs.ppu1_mdr;
 }
 
@@ -840,6 +843,13 @@ void PPU::mmio_reset() {
   regs.overscan = false;
   regs.interlace = false;
 
+  //$2134  MPYL
+  //$2135  MPYM
+  //$2136  MPYH
+  regs.mpyl = random(0x00);
+  regs.mpym = random(0x00);
+  regs.mpyh = random(0x00);
+
   //$213c  OPHCT
   regs.hcounter = 0;
 
diff --git a/bsnes/snes/ppu/mmio/mmio.hpp b/bsnes/snes/ppu/mmio/mmio.hpp
index 1a8c4e3..2b38774 100644
--- a/bsnes/snes/ppu/mmio/mmio.hpp
+++ b/bsnes/snes/ppu/mmio/mmio.hpp
@@ -75,6 +75,13 @@ struct {
   bool overscan;
   bool interlace;
 
+  //$2134  MPYL
+  //$2135  MPYM
+  //$2136  MPYH
+  uint8 mpyl;
+  uint8 mpym;
+  uint8 mpyh;
+
   //$213c  OPHCT
   uint16 hcounter;
 
diff --git a/bsnes/snes/ppu/serialization.cpp b/bsnes/snes/ppu/serialization.cpp
index f4472f0..8dd8a15 100644
--- a/bsnes/snes/ppu/serialization.cpp
+++ b/bsnes/snes/ppu/serialization.cpp
@@ -64,6 +64,10 @@ void PPU::serialize(serializer &s) {
   s.integer(regs.overscan);
   s.integer(regs.interlace);
 
+  s.integer(regs.mpyl);
+  s.integer(regs.mpym);
+  s.integer(regs.mpyh);
+
   s.integer(regs.hcounter);
   s.integer(regs.vcounter);