diff --git a/LTTP_RND_GeneralBugfixes.asm b/LTTP_RND_GeneralBugfixes.asm
index 203a202..7306b72 100644
--- a/LTTP_RND_GeneralBugfixes.asm
+++ b/LTTP_RND_GeneralBugfixes.asm
@@ -318,8 +318,16 @@ DungeonMapIcons2:
 incbin "menu/map_icons_2.3bppc"
 DungeonMapIcons3:
 incbin "menu/map_icons_3.3bppc"
+DungeonMapIcons4:
+incbin "menu/map_icons_4.3bppc"
+DungeonMapIcons5:
+incbin "menu/map_icons_5.3bppc"
+DungeonMapIcons6:
+incbin "menu/map_icons_6.3bppc"
 DungeonMapDoorConnectors:
 incbin "menu/door_connectors.3bppc"
+MapSheetD4:
+incbin "menu/map_sheet_d4.3bppc"
 
 org $8CD7DF
 incsrc data/playernamecharmap.asm
diff --git a/bin/src/compress.c b/bin/src/compress.c
index 7baea45..0504ad0 100644
--- a/bin/src/compress.c
+++ b/bin/src/compress.c
@@ -8,11 +8,11 @@ const int MAXLENGTH = 0x300;
 struct section {
     int mode;
     int length;
-    char data[2];
+    unsigned char data[2];
     int datalength;
 };
 
-int find_duplicate(off_t loc, off_t size, char buf[], struct section *out) {
+int find_duplicate(off_t loc, off_t size, unsigned char buf[], struct section *out) {
     int i, j;
     struct section result;
     result.mode = 4;
@@ -40,7 +40,7 @@ int find_duplicate(off_t loc, off_t size, char buf[], struct section *out) {
     return 0;
 }
 
-int find_repeat_byte(off_t loc, off_t size, char buf[], struct section *out) {
+int find_repeat_byte(off_t loc, off_t size, unsigned char buf[], struct section *out) {
     int i;
     for (i = 0; i < MAXLENGTH && loc + i < size; i++) {
         if (buf[loc + i] != buf[loc]) {
@@ -59,7 +59,7 @@ int find_repeat_byte(off_t loc, off_t size, char buf[], struct section *out) {
     return -1;
 }
 
-int find_repeat_word(off_t loc, off_t size, char buf[], struct section *out) {
+int find_repeat_word(off_t loc, off_t size, unsigned char buf[], struct section *out) {
     int i;
     for (i = 0; i < MAXLENGTH && loc + i + 1 < size; i += 1) {
         if (buf[loc + i] != buf[loc + (i & 1)]) {
@@ -79,7 +79,7 @@ int find_repeat_word(off_t loc, off_t size, char buf[], struct section *out) {
     return -1;
 }
 
-int find_incrementing_byte(off_t loc, off_t size, char buf[], struct section *out) {
+int find_incrementing_byte(off_t loc, off_t size, unsigned char buf[], struct section *out) {
     int i;
     for (i = 0; i < MAXLENGTH && loc + i < size; i++) {
         if (buf[loc] + i < i) {
@@ -101,7 +101,7 @@ int find_incrementing_byte(off_t loc, off_t size, char buf[], struct section *ou
     return -1;
 }
 
-int get_section(off_t loc, off_t size, char buf[], struct section *out) {
+int get_section(off_t loc, off_t size, unsigned char buf[], struct section *out) {
     struct section best, current;
     best.length = 0;
     if (!find_repeat_byte(loc, size, buf, &current)) {
@@ -133,7 +133,7 @@ int get_section(off_t loc, off_t size, char buf[], struct section *out) {
     }
 }
 
-int write_section(struct section section, char data[], char buf[], int loc) {
+int write_section(struct section section, unsigned char data[], unsigned char buf[], int loc) {
     int nloc = loc;
     int len = section.length - 1;
     if (len > 0x1F) {
@@ -181,7 +181,7 @@ int main(int argc, char *argv[]) {
     if (argc > 4) {
         size = strtol(argv[4], NULL, 0);
     }
-    char inbuf[size];
+    unsigned char inbuf[size];
 
     fseek(inptr, seek, SEEK_SET);
 
@@ -192,8 +192,8 @@ int main(int argc, char *argv[]) {
 
     fclose(inptr);
 
-    char outbuf[size * 2];
-    char m0data[MAXLENGTH];
+    unsigned char outbuf[size * 2];
+    unsigned char m0data[MAXLENGTH];
 
     int oloc = 0;
     struct section m0;
diff --git a/bin/src/decompress.c b/bin/src/decompress.c
index 15dcbdd..e0d12ea 100644
--- a/bin/src/decompress.c
+++ b/bin/src/decompress.c
@@ -1,21 +1,20 @@
 #include <stdio.h>
 #include <stddef.h>
+#include <stdlib.h>
 #include <sys/stat.h>
 
 struct section {
     int mode;
     int length;
-    char data[2];
+    unsigned char data[2];
     int datalength;
 };
 
-int read_section(char buf[], int loc, struct section *out) {
+int read_section(unsigned char buf[], int loc, struct section *out) {
     int nloc = loc;
-    char header = buf[nloc++];
+    unsigned char header = buf[nloc++];
 
-    printf("%x: ", header & 0xff);
-
-    if (header == -1) {
+    if (header == 0xFF) {
       return -1;
     }
 
@@ -31,8 +30,6 @@ int read_section(char buf[], int loc, struct section *out) {
       result.length = (header & 0x1F) + 1;
     }
 
-    printf("%d: %x\n", result.mode, result.length);
-
     switch (result.mode) {
       case 0:
         result.datalength = 0;
@@ -61,10 +58,15 @@ int read_section(char buf[], int loc, struct section *out) {
 
 int main(int argc, char *argv[]) {
     if (argc < 3) {
-        printf("Usage: %s infile outfile\n", argv[0]);
+        printf("Usage: %s infile outfile [start [length]]\n", argv[0]);
         return 1;
     }
 
+    off_t seek = 0;
+    if (argc > 3) {
+        seek = strtol(argv[3], NULL, 0);
+    }
+
     FILE *inptr;
     if ((inptr = fopen(argv[1], "rb")) == NULL) {
         printf("%s does not exist.\n", argv[1]);
@@ -82,9 +84,15 @@ int main(int argc, char *argv[]) {
         printf("Error stating file: %s\n", argv[1]);
         return 1;
     }
-    off_t size = buf.st_size;
 
-    char inbuf[size];
+    off_t size = buf.st_size - seek;
+
+    if (argc > 4) {
+        size = strtol(argv[4], NULL, 0);
+    }
+
+    fseek(inptr, seek, SEEK_SET);
+    unsigned char inbuf[size];
 
     if (fread(inbuf, 1, size, inptr) < size) {
         printf("Error reading file: %s\n", argv[1]);
@@ -93,7 +101,7 @@ int main(int argc, char *argv[]) {
 
     fclose(inptr);
 
-    char outbuf[size * 256];
+    unsigned char outbuf[size * 256];
 
     int oloc = 0;
     struct section section;
diff --git a/bin/windows/decompress.exe b/bin/windows/decompress.exe
index fa9200a..b3e6619 100644
Binary files a/bin/windows/decompress.exe and b/bin/windows/decompress.exe differ
diff --git a/dungeon_map/data/supertile_shapes.asm b/dungeon_map/data/supertile_shapes.asm
index befdfc7..8d2434b 100644
--- a/dungeon_map/data/supertile_shapes.asm
+++ b/dungeon_map/data/supertile_shapes.asm
@@ -5,7 +5,7 @@ dw $FFFF, $FFFF, $438F, $FFFF ; 03 - Houlihan
 dw $039A, $038F, $4365, $C39B ; 04
 dw $FFFF, $FFFF, $FFFF, $FFFF ; 05 - unused
 dw $FFFF, $FFFF, $438F, $FFFF ; 06 - Arrghus
-dw $C340, $8370, $4340, $0340 ; 07 - Moldorm
+dw $0100, $0101, $4111, $0111 ; 07 - Moldorm
 dw $FFFF, $FFFF, $43B2, $03B2 ; 08 - useless fairy entrance
 dw $C3A6, $837B, $FFFF, $FFFF ; 09
 dw $C398, $835F, $FFFF, $FFFF ; 0A
@@ -20,15 +20,15 @@ dw $C354, $8354, $4354, $0354 ; 12
 dw $FFFF, $83B7, $FFFF, $03B7 ; 13
 dw $C351, $8341, $4351, $0351 ; 14
 dw $C374, $8340, $4341, $0340 ; 15
-dw $0361, $039A, $C3B2, $83B2 ; 16 - gross (add middle section if feasible)
-dw $C370, $8370, $4340, $0340 ; 17
+dw $0108, $0109, $C3B2, $83B2 ; 16 - gross (add middle section if feasible)
+dw $C104, $0103, $4104, $0104 ; 17
 dw $C3B5, $FFFF, $43B4, $FFFF ; 18 - useless fairy drop
 dw $FFFF, $8369, $FFFF, $035A ; 19
 dw $03E7, $03E8, $03F7, $0361 ; 1A
 dw $039B, $439C, $4361, $FFFF ; 1B
 dw $038F, $038F, $037E, $C39B ; 1C
 dw $C3B2, $83A7, $FFFF, $FFFF ; 1D
-dw $FFFF, $4391, $8399, $0366 ; 1E
+dw $FFFF, $4391, $0122, $0123 ; 1E
 dw $FFFF, $FFFF, $4360, $C399 ; 1F
 dw $FFFF, $FFFF, $438F, $FFFF ; 20
 dw $4348, $0363, $C348, $8368 ; 21
@@ -37,7 +37,7 @@ dw $FFFF, $FFFF, $FFFF, $039B ; 23
 dw $4365, $0365, $0364, $0365 ; 24
 dw $FFFF, $FFFF, $FFFF, $FFFF ; 25 - unused
 dw $039B, $03E4, $4363, $0382 ; 26
-dw $C370, $8370, $4340, $0340 ; 27
+dw $C104, $0103, $4104, $0104 ; 27
 dw $C3A5, $FFFF, $4358, $0348 ; 28
 dw $FFFF, $FFFF, $FFFF, $0396 ; 29 - Mothula
 dw $C350, $8352, $4350, $03F8 ; 2A
@@ -47,7 +47,7 @@ dw $FFFF, $FFFF, $FFFF, $FFFF ; 2D - unused
 dw $FFFF, $838F, $FFFF, $FFFF ; 2E
 dw $C3B4, $FFFF, $436E, $03B2 ; 2F - Kakariko well
 dw $C361, $FFFF, $839A, $FFFF ; 30 - inset stairs if possible
-dw $43B2, $0397, $839B, $C399 ; 31
+dw $0124, $0125, $0134, $0135 ; 31
 dw $43C4, $03C4, $43D4, $03D4 ; 32
 dw $FFFF, $FFFF, $438F, $FFFF ; 33
 dw $4348, $0368, $4349, $8368 ; 34
@@ -61,7 +61,7 @@ dw $C3A5, $FFFF, $43B5, $FFFF ; 3B - inset stairs if feasible
 dw $C340, $8350, $4340, $0350 ; 3C - hookshot cave front
 dw $039B, $439B, $0361, $838E ; 3D
 dw $FFFF, $438F, $43B2, $0373 ; 3E
-dw $FFFF, $FFFF, $8399, $C399 ; 3F
+dw $FFFF, $FFFF, $0130, $C399 ; 3F
 dw $C3A5, $FFFF, $4372, $C399 ; 40 - inset stairs if feasible
 dw $03C5, $03C6, $03D5, $03D6 ; 41
 dw $03E9, $03EA, $FFFF, $FFFF ; 42
@@ -75,7 +75,7 @@ dw $839B, $8372, $039B, $0372 ; 49
 dw $03E2, $03E3, $0386, $4386 ; 4A
 dw $C361, $4391, $4373, $0373 ; 4B
 dw $FFFF, $83A5, $FFFF, $03B7 ; 4C
-dw $C350, $8370, $4341, $0340 ; 4D
+dw $0102, $0103, $0112, $0113 ; 4D
 dw $839B, $439C, $FFFF, $FFFF ; 4E
 dw $FFFF, $8396, $838D, $FFFF ; 4F
 dw $FFFF, $83B7, $FFFF, $03B5 ; 50
@@ -92,7 +92,7 @@ dw $FFFF, $FFFF, $FFFF, $038F ; 5A - Helmasaur King
 dw $FFFF, $83B7, $FFFF, $03B5 ; 5B
 dw $C3B1, $83AA, $FFFF, $838F ; 5C
 dw $039B, $C399, $0361, $FFFF ; 5D
-dw $FFFF, $4391, $839C, $0366 ; 5E
+dw $FFFF, $0110, $839C, $0123 ; 5E
 dw $FFFF, $FFFF, $43BB, $FFFF ; 5F
 dw $FFFF, $8379, $FFFF, $036A ; 60
 dw $C387, $8385, $4356, $0356 ; 61
@@ -121,7 +121,7 @@ dw $C370, $8340, $43A0, $03A0 ; 77
 dw $FFFF, $FFFF, $FFFF, $FFFF ; 78 - unused
 dw $FFFF, $FFFF, $FFFF, $FFFF ; 79 - unused
 dw $FFFF, $FFFF, $FFFF, $FFFF ; 7A - unused
-dw $C35E, $83B1, $438F, $4381 ; 7B
+dw $0106, $0107, $438F, $4381 ; 7B
 dw $C3B7, $83B4, $43B7, $03B7 ; 7C
 dw $43B2, $835E, $034C, $0391 ; 7D 
 dw $FFFF, $83B7, $4393, $438A ; 7E
@@ -155,7 +155,7 @@ dw $FFFF, $038F, $434A, $0363 ; 99
 dw $FFFF, $FFFF, $FFFF, $FFFF ; 9A - unused
 dw $839B, $0381, $435E, $0378 ; 9B
 dw $C350, $8350, $4341, $0341 ; 9C
-dw $C35E, $83B2, $43B1, $035E ; 9D
+dw $0116, $83B2, $43B1, $035E ; 9D
 dw $FFFF, $439A, $838D, $03B9 ; 9E
 dw $FFFF, $FFFF, $439B, $FFFF ; 9F
 dw $839B, $C39C, $FFFF, $FFFF ; A0
diff --git a/dungeon_map/hooks.asm b/dungeon_map/hooks.asm
index 3afaecf..6aeb4b6 100644
--- a/dungeon_map/hooks.asm
+++ b/dungeon_map/hooks.asm
@@ -4,8 +4,8 @@ db $08
 
 ; use AA1 = $1C for map stuff
 org $80E193
-skip 7
-db $D6
+skip 4
+db $61, $62, $62, $D6
 
 org $8AE11D
 LDA.b #$1C
diff --git a/dungeon_map/main.asm b/dungeon_map/main.asm
index ffda36d..60d256f 100644
--- a/dungeon_map/main.asm
+++ b/dungeon_map/main.asm
@@ -11,15 +11,19 @@ macro WriteGFXSheetPointer(sheet, location)
 
 	org $80D17E+<sheet>
 	db <location>>>0
-
 	pullpc
 endmacro
 
 %WriteGFXSheetPointer($C9, DungeonMapIcons1)
 %WriteGFXSheetPointer($CA, DungeonMapIcons2)
 %WriteGFXSheetPointer($D5, DungeonMapIcons3)
+%WriteGFXSheetPointer($D4, MapSheetD4)
 %WriteGFXSheetPointer($D6, DungeonMapDoorConnectors)
 
+%WriteGFXSheetPointer($61, DungeonMapIcons4)
+%WriteGFXSheetPointer($62, DungeonMapIcons5)
+%WriteGFXSheetPointer($63, DungeonMapIcons6)
+
 pullpc
 
 incsrc mappable_doors.asm
diff --git a/menu/map_icons.3bpp b/menu/map_icons.3bpp
index 0037694..a8fa0d5 100644
Binary files a/menu/map_icons.3bpp and b/menu/map_icons.3bpp differ
diff --git a/menu/map_icons_2.3bppc b/menu/map_icons_2.3bppc
index 6bce496..8cd4235 100644
Binary files a/menu/map_icons_2.3bppc and b/menu/map_icons_2.3bppc differ
diff --git a/menu/map_icons_3.3bppc b/menu/map_icons_3.3bppc
index 2defb51..77b77cb 100644
Binary files a/menu/map_icons_3.3bppc and b/menu/map_icons_3.3bppc differ
diff --git a/menu/map_icons_4.3bppc b/menu/map_icons_4.3bppc
new file mode 100644
index 0000000..d1509aa
Binary files /dev/null and b/menu/map_icons_4.3bppc differ
diff --git a/menu/map_icons_5.3bppc b/menu/map_icons_5.3bppc
new file mode 100644
index 0000000..22451a7
Binary files /dev/null and b/menu/map_icons_5.3bppc differ
diff --git a/menu/map_icons_6.3bppc b/menu/map_icons_6.3bppc
new file mode 100644
index 0000000..22451a7
Binary files /dev/null and b/menu/map_icons_6.3bppc differ
diff --git a/menu/map_icons_b.3bpp b/menu/map_icons_b.3bpp
new file mode 100644
index 0000000..5646bdf
Binary files /dev/null and b/menu/map_icons_b.3bpp differ
diff --git a/menu/map_sheet_d4.3bpp b/menu/map_sheet_d4.3bpp
new file mode 100644
index 0000000..1534ef8
Binary files /dev/null and b/menu/map_sheet_d4.3bpp differ
diff --git a/menu/map_sheet_d4.3bppc b/menu/map_sheet_d4.3bppc
new file mode 100644
index 0000000..6e4aaee
Binary files /dev/null and b/menu/map_sheet_d4.3bppc differ