diff --git a/README.md b/README.md
index db641238..5d952f40 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@ This is a work in progress decompilation of Metroid - Zero Mission.
 
 2575/2721 functions decompiled (94.63%, 146 left)
 
-0x31d32b/0x76b014 bytes of data not in blobs (42%, 0x44dce9 left)
+0x31f53b/0x76b014 bytes of data not in blobs (42.09%, 0x44bad9 left)
 
 Progress can be seen here : https://docs.google.com/spreadsheets/d/1X8XarD5evY8ZI7r_GQqh1pYmdVMbBcINYfRBUlogmKY/edit#gid=0
 
diff --git a/database.txt b/database.txt
index 786120dc..b233ff57 100644
--- a/database.txt
+++ b/database.txt
@@ -2583,7 +2583,7 @@ Blob_40dd0b_40e0c4.bin;953;0x40dd0b;1
 Blob_415460_446d68.bin;203016;0x415460;1
 Blob_454818_45f45c.bin;44100;0x454818;1
 Blob_479400_4bfee4.bin;289508;0x479400;1
-Blob_5d91fc_74f8b4.bin;1533624;0x5d91fc;1
+Blob_5db40c_74f8b4.bin;1524904;0x5db40c;1
 Blob_754bd0_75e6a8.bin;39640;0x754bd0;1
 Blob_75fae4_75fd78.bin;660;0x75fae4;1
 Blob_7602d4_760420.bin;332;0x7602d4;1
diff --git a/include/constants/clipdata.h b/include/constants/clipdata.h
index cbe6f8f7..4fd750f1 100644
--- a/include/constants/clipdata.h
+++ b/include/constants/clipdata.h
@@ -247,6 +247,7 @@
 #define CLIPDATA_BG0_TRIGGER_DEFAULT_TRANSPARENCY 0x8B
 #define CLIPDATA_WEAK_LAVA 0xA0
 #define CLIPDATA_STRONG_LAVA 0xA1
+#define CLIPDATA_ACID 0xA2
 
 
 #define CLIPDATA_TILEMAP_FLAG 0x400
diff --git a/include/data/clipdata_types.h b/include/data/clipdata_types.h
index be591296..4eb239b4 100644
--- a/include/data/clipdata_types.h
+++ b/include/data/clipdata_types.h
@@ -3,7 +3,7 @@
 
 #include "types.h"
 
-extern const u16 sClipdataCollisionTypes[176];
+extern const u8 sClipdataCollisionTypes[176];
 extern const u16 sClipdataBehaviorTypes[176];
 
 extern const u8 sCommonTilesGfx[4096];
diff --git a/linker.ld b/linker.ld
index b124318e..bc7732dc 100644
--- a/linker.ld
+++ b/linker.ld
@@ -692,7 +692,8 @@ SECTIONS {
         src/data/ending_and_gallery_data.o(.rodata);
         src/data/chozodia_escape_data.o(.rodata);
         src/data/io_transfer_data.o(.rodata);
-        /* 5d91fc-74f8b4 */
+        src/data/clipdata_types.o(.rodata);
+        /* 5db40c-74f8b4 */
         src/data/animated_tiles_data.o(.rodata);
         src/data/shortcut_pointers.o(.rodata);
         /* 754bd0-75e6a8 */
diff --git a/src/data/clipdata_types.c b/src/data/clipdata_types.c
index eca9ddce..b0b22e58 100644
--- a/src/data/clipdata_types.c
+++ b/src/data/clipdata_types.c
@@ -3,7 +3,7 @@
 #include "constants/clipdata.h"
 #include "macros.h"
 
-const u16 sClipdataCollisionTypes[176] = {
+const u8 sClipdataCollisionTypes[176] = {
     [CLIPDATA_AIR] = CLIPDATA_TYPE_AIR,
     [CLIPDATA_PASS_THROUGH_BOTTOM] = CLIPDATA_TYPE_PASS_THROUGH_BOTTOM,
     [CLIPDATA_NON_POWER_GRIP] = CLIPDATA_TYPE_SOLID,
@@ -99,6 +99,7 @@ const u16 sClipdataCollisionTypes[176] = {
     [CLIPDATA_BG0_TRIGGER_DEFAULT_TRANSPARENCY] = CLIPDATA_TYPE_AIR,
     [CLIPDATA_WEAK_LAVA] = CLIPDATA_TYPE_AIR,
     [CLIPDATA_STRONG_LAVA] = CLIPDATA_TYPE_AIR,
+    [CLIPDATA_ACID] = CLIPDATA_TYPE_AIR
 };
 
 const u16 sClipdataBehaviorTypes[176] = {
@@ -197,7 +198,10 @@ const u16 sClipdataBehaviorTypes[176] = {
     [CLIPDATA_BG0_TRIGGER_DEFAULT_TRANSPARENCY] = CLIP_BEHAVIOR_BG0_TRIGGER_DEFAULT_TRANSPARENCY,
     [CLIPDATA_WEAK_LAVA] = CLIP_BEHAVIOR_WEAK_LAVA,
     [CLIPDATA_STRONG_LAVA] = CLIP_BEHAVIOR_STRONG_LAVA,
+    [CLIPDATA_ACID] = CLIP_BEHAVIOR_ACID
 };
 
 const u8 sCommonTilesGfx[4096] = INCBIN_U8("data/common/CommonTiles.gfx");
 const u8 sCommonTilesMothershipGfx[4096] = INCBIN_U8("data/common/CommonTilesMotherShip.gfx");
+
+static const u8 sTempArray_5db40c[0x1744a8] = INCBIN_U8("data/Blob_5db40c_74f8b4.bin");
diff --git a/src/data/io_transfer_data.c b/src/data/io_transfer_data.c
index b43c5462..e75e70c7 100644
--- a/src/data/io_transfer_data.c
+++ b/src/data/io_transfer_data.c
@@ -1,5 +1,4 @@
 #include "data/io_transfer_data.h"
-#include "macros.h"
 
 const struct IoTransferInfo sIoTransferInfo_Empty = {
     .pFunction = NULL,
@@ -29,5 +28,3 @@ const u8 sErrorString_SendOverflow[20] = " SEND OVER FLOW ";
 const u8 sErrorString_ReceiveOverflow[20] = " RECV OVER FLOW ";
 const u8 sErrorString_SioInternal[20] = "SIO INTERVAL ERROR";
 const u8 sErrorString_SioStop[20] = "  SIO STOP ERROR  ";
-
-static const u8 sTempArray_5d914c[0x1766b8] = INCBIN_U8("data/Blob_5d91fc_74f8b4.bin");