diff --git a/meka/compat.txt b/meka/compat.txt
index 8511f9aa..fa48ddeb 100644
--- a/meka/compat.txt
+++ b/meka/compat.txt
@@ -362,6 +362,7 @@
  Megumi Rescue (JP)                             FM,PAD  Ok
  Mercs                                          -       Ok
  Mega Mode Super Game 30 [SMS-MD] (KR)          -      *Ok
+ Mega Mode Super Game 78 [SMS-MD] (KR)          -      *Ok
  Mega Mode Super Game 138 [SMS-MD] (KR)         -      *Ok
  Mickey's Ultimate Challenge (BR)               -       Ok
  Micro Machines                                 -       Ok
@@ -677,7 +678,7 @@
  Zillion II: The Tri Formation [Proto]          FM      Ok
  Zool                                           -       Ok
 -----------------------------------------------------------------------------
- 656 games tested - 652 are "Ok"
+ 657 games tested - 653 are "Ok"
 -----------------------------------------------------------------------------
 
 -----------------------------------------------------------------------------
diff --git a/meka/meka.nam b/meka/meka.nam
index 6f9b2ece..0af1256e 100644
--- a/meka/meka.nam
+++ b/meka/meka.nam
@@ -441,6 +441,7 @@ SMS 93141463 6A32F08336B0FA11   Masters of Combat/COUNTRY=EU,AU,BR/PRODUCT_NO=71
 SMS 31b8040b 8775EA954C13F531   Maze Hunter 3-D/COUNTRY=US,EU,BR/PRODUCT_NO=8003/EMU_3D/COMMENT=Export version of "Maze Walker".
 SMS 871562b0 6F10F2363597F697   Maze Walker/COUNTRY=JP,KR/PRODUCT_NO=G-1345,GB-1345/EMU_3D/COMMENT=Japanese version of "Maze Hunter 3-D".
 SMS 919b4b6e A7D1D652604B1D98   Mega Mode Super Game 30 [SMS-MD]/COUNTRY=KR/PRODUCT_NO=SA-3001/EMU_MAPPER=24
+SMS 2c22af67 48904ABB002FF202   Mega Mode Super Game 78 [SMS-MD]/COUNTRY=KR/EMU_MAPPER=25
 SMS 7f667485 22B314C00393348D   Mega Mode Super Game 138 [SMS-MD]/COUNTRY=KR/EMU_MAPPER=25
 SMS 29bc7fad 9AE49900AF32A95F   Megumi Rescue/COUNTRY=JP/PRODUCT_NO=G-1359/EMU_INPUTS=PADDLE
 SMS d7416b83 0C2287D260615D5B   Mercs/COUNTRY=EU,BR/PRODUCT_NO=9007