diff --git a/monster/animal/giant_worm/g_worm.111 b/monster/animal/giant_worm/g_worm.111
new file mode 100644
index 000000000..c1e6a374c
--- /dev/null
+++ b/monster/animal/giant_worm/g_worm.111
@@ -0,0 +1,9 @@
+#define g_worm_width 24
+#define g_worm_height 24
+static unsigned char g_worm_bits[] = {
+   0x00, 0x80, 0xc8, 0x00, 0xc0, 0x55, 0x00, 0xc0, 0x6b, 0x00, 0xa0, 0xde,
+   0x00, 0xb4, 0x7d, 0x00, 0x69, 0x3d, 0x80, 0xf6, 0x33, 0x00, 0x1b, 0x48,
+   0x00, 0x14, 0x49, 0x00, 0x9f, 0x36, 0x80, 0x07, 0x09, 0x40, 0x47, 0x02,
+   0xc0, 0x26, 0x03, 0xc0, 0xe7, 0x04, 0xa0, 0x75, 0x83, 0x40, 0x39, 0x40,
+   0x40, 0x1d, 0xc0, 0xc0, 0x1f, 0xe8, 0xc0, 0x1c, 0x48, 0xa0, 0xbf, 0xb5,
+   0xc0, 0xbe, 0xbd, 0xc0, 0xbc, 0xfa, 0xa0, 0x7d, 0x7a, 0xd0, 0xfd, 0xfd};
diff --git a/monster/animal/giant_worm/g_worm.111.png b/monster/animal/giant_worm/g_worm.111.png
new file mode 100644
index 000000000..b4b0abedf
Binary files /dev/null and b/monster/animal/giant_worm/g_worm.111.png differ
diff --git a/monster/animal/giant_worm/g_worm.111.xpm b/monster/animal/giant_worm/g_worm.111.xpm
new file mode 100644
index 000000000..fd6b0493b
--- /dev/null
+++ b/monster/animal/giant_worm/g_worm.111.xpm
@@ -0,0 +1,38 @@
+/* XPM */
+static char * g_worm_111_xpm[] = {
+/* width height num_colors chars_per_pixel */
+"24 24 8 1",
+/* colors */
+" 	c None",
+".	c black",
+"X	c SeaGreen",
+"o	c magenta",
+"O	c goldenrod",
+"+	c green",
+"@	c khaki",
+"#	c Sienna",
+/* pixels */
+"               .   .  ..",
+"              .X. .o. .o",
+"              ....oXo..o",
+"             .o.o...Xo.X",
+"          . ..o.XoXO.OOo",
+"        . o. ..o.oOOOO++",
+"       .o..o.OOOOO++XX@@",
+"        ..o..+++@@@X@o#@",
+"          Xo.+++#@@Xoo#+",
+"        ..XOX@+#o#X+XX++",
+"       ..X#++@@@#ooX++++",
+"      .o..#+++X++#o@++++",
+"      .XoO#o+X++XX+@@+++",
+"      ..OOX+@#OXoo#+@@@@",
+"     .o.O+X+OOO+##+++@@O",
+"      .o.++XOO++@++++@O+",
+"      .o.+X##++++@@+@@OO",
+"      ..OOXO#++++@@O@OOX",
+"      .O+@XO#+++@+@O++X@",
+"     .oO#XXO.O+OO@O+OO+O",
+"      .O+#XO.O+OO+OOOO+.",
+"      .O++O#XO+O+O+OXXO.",
+"     .oOO+X#OXX++O+XO#.@",
+"    .o.OO+XO#.OXO+XXO#O."};
diff --git a/monster/animal/giant_worm/g_worm.112 b/monster/animal/giant_worm/g_worm.112
new file mode 100644
index 000000000..ffee90a96
--- /dev/null
+++ b/monster/animal/giant_worm/g_worm.112
@@ -0,0 +1,9 @@
+#define g_worm_width 24
+#define g_worm_height 24
+static unsigned char g_worm_bits[] = {
+   0x00, 0x00, 0x00, 0x00, 0x20, 0xe4, 0x00, 0x50, 0xd4, 0x00, 0x50, 0x6a,
+   0x00, 0xa0, 0xff, 0x00, 0x40, 0x1d, 0x00, 0xc0, 0x0f, 0x00, 0xd8, 0x2f,
+   0x00, 0xe8, 0x1d, 0x00, 0xf8, 0x1d, 0xc0, 0xe8, 0x01, 0x20, 0xff, 0x01,
+   0xc0, 0x7b, 0x10, 0x00, 0xbe, 0xbe, 0x00, 0x7c, 0x7f, 0x00, 0xfa, 0x7f,
+   0x00, 0xf8, 0x80, 0x00, 0x78, 0x3f, 0x00, 0xfc, 0x77, 0x40, 0xf1, 0xed,
+   0xec, 0xfa, 0xfb, 0xfa, 0xe7, 0x7e, 0x7e, 0xef, 0xfd, 0x2f, 0xcf, 0xbf};
diff --git a/monster/animal/giant_worm/g_worm.112.png b/monster/animal/giant_worm/g_worm.112.png
new file mode 100644
index 000000000..172111a95
Binary files /dev/null and b/monster/animal/giant_worm/g_worm.112.png differ
diff --git a/monster/animal/giant_worm/g_worm.112.xpm b/monster/animal/giant_worm/g_worm.112.xpm
new file mode 100644
index 000000000..f2061d8fc
--- /dev/null
+++ b/monster/animal/giant_worm/g_worm.112.xpm
@@ -0,0 +1,38 @@
+/* XPM */
+static char * g_worm_112_xpm[] = {
+/* width height num_colors chars_per_pixel */
+"24 24 8 1",
+/* colors */
+" 	c None",
+".	c black",
+"X	c magenta",
+"o	c green",
+"O	c SeaGreen",
+"+	c goldenrod",
+"@	c khaki",
+"#	c Sienna",
+/* pixels */
+"                        ",
+"             .    .X ...",
+"            .o.   .X.X..",
+"            .X.  .X.X..X",
+"             .X....O++++",
+"              OX.X..+ooX",
+"              .+.O++ooo@",
+"           .. O.+.+#@Oo@",
+"           .X...+o.+#o@@",
+"           ..OO.+o.++o@o",
+"      ..   OX.OO.oo@@@@o",
+"     .oX.....OO++@@@o@@o",
+"      ..O+o...+ooooo+@@o",
+"         ..+O+o+oOOO+Oo+",
+"          ..O.+o++++++Oo",
+"         .X..+O++OOOO++o",
+"           .OO+Ooooooo@O",
+"           .OOOo++....o@",
+"          .O.O+++.+@#+.o",
+"    X . . XX.OO#.@#.@...",
+"  .. .+.X. ..OO.##@.....",
+" .X...O.+..  .#.@......@",
+" #O++.#o.+#. ...#@.....#",
+".+.Oo.@@.O.O  O.......@#"};
diff --git a/monster/animal/giant_worm/g_worm.211 b/monster/animal/giant_worm/g_worm.211
new file mode 100644
index 000000000..bc1837a5a
--- /dev/null
+++ b/monster/animal/giant_worm/g_worm.211
@@ -0,0 +1,9 @@
+#define g_worm_width 24
+#define g_worm_height 24
+static unsigned char g_worm_bits[] = {
+   0x00, 0x00, 0x00, 0x27, 0x04, 0x00, 0x2b, 0x0a, 0x00, 0x56, 0x0a, 0x00,
+   0xff, 0x05, 0x00, 0xb8, 0x02, 0x00, 0xf0, 0x03, 0x00, 0xf4, 0x1b, 0x00,
+   0xb8, 0x17, 0x00, 0xb8, 0x1f, 0x00, 0x80, 0x17, 0x03, 0x80, 0xff, 0x04,
+   0x08, 0xde, 0x03, 0x7d, 0x7d, 0x00, 0xfe, 0x3e, 0x00, 0xfe, 0x5f, 0x00,
+   0x01, 0x1f, 0x00, 0xfc, 0x1e, 0x00, 0xee, 0x3f, 0x00, 0xb7, 0x8f, 0x02,
+   0xdf, 0x5f, 0x37, 0x7e, 0xe7, 0x5f, 0xbf, 0xf7, 0x7e, 0xfd, 0xf3, 0xf4};
diff --git a/monster/animal/giant_worm/g_worm.211.png b/monster/animal/giant_worm/g_worm.211.png
new file mode 100644
index 000000000..297a5999a
Binary files /dev/null and b/monster/animal/giant_worm/g_worm.211.png differ
diff --git a/monster/animal/giant_worm/g_worm.211.xpm b/monster/animal/giant_worm/g_worm.211.xpm
new file mode 100644
index 000000000..fb7df8b73
--- /dev/null
+++ b/monster/animal/giant_worm/g_worm.211.xpm
@@ -0,0 +1,38 @@
+/* XPM */
+static char * g_worm_211_xpm[] = {
+/* width height num_colors chars_per_pixel */
+"24 24 8 1",
+/* colors */
+" 	c None",
+".	c black",
+"X	c magenta",
+"o	c green",
+"O	c goldenrod",
+"+	c SeaGreen",
+"@	c khaki",
+"#	c Sienna",
+/* pixels */
+"                        ",
+"... X.    .             ",
+"..X.X.   .o.            ",
+"X..X.X.  .X.            ",
+"OOOO+....X.             ",
+"XooO..X.X+              ",
+"@oooOO+.O.              ",
+"@o+@#O.O.+ ..           ",
+"@@o#O.oO...X.           ",
+"o@oOO.oO.++..           ",
+"o@@@@oo.++.X+   ..      ",
+"o@@o@@@OO++.....Xo.     ",
+"o@@OoooooO...oO+..      ",
+"Oo+O+++oOoO+O..         ",
+"o+OOOOOOoO.+..          ",
+"oOO++++OO+O..X.         ",
+"+@oooooo+O++.           ",
+"@o....OOo+++.           ",
+"o.O#@O.OOO+.+.          ",
+"...@.#@.#++.XX . . X    ",
+".....@##.++.. .X.O. ..  ",
+"@......@.#.  ..O.+...X. ",
+"#.....@#... .#O.o#.OO+# ",
+"#@.......+  +.+.@@.o+.O."};
diff --git a/monster/animal/giant_worm/g_worm.212 b/monster/animal/giant_worm/g_worm.212
new file mode 100644
index 000000000..90cb08fc7
--- /dev/null
+++ b/monster/animal/giant_worm/g_worm.212
@@ -0,0 +1,9 @@
+#define g_worm_width 24
+#define g_worm_height 24
+static unsigned char g_worm_bits[] = {
+   0x13, 0x01, 0x00, 0xaa, 0x03, 0x00, 0xd6, 0x03, 0x00, 0x7b, 0x05, 0x00,
+   0xbe, 0x2d, 0x00, 0xbc, 0x96, 0x00, 0xcc, 0x6f, 0x01, 0x12, 0xd8, 0x00,
+   0x92, 0x28, 0x00, 0x6c, 0xf9, 0x00, 0x90, 0xe0, 0x01, 0x40, 0xe2, 0x02,
+   0xc0, 0x64, 0x03, 0x20, 0xe7, 0x03, 0xc1, 0xae, 0x05, 0x02, 0x9c, 0x02,
+   0x03, 0xb8, 0x02, 0x17, 0xf8, 0x03, 0x12, 0x38, 0x03, 0xad, 0xfd, 0x05,
+   0xbd, 0x7d, 0x03, 0x5f, 0x3d, 0x03, 0x5e, 0xbe, 0x05, 0xbf, 0xbf, 0x0b};
diff --git a/monster/animal/giant_worm/g_worm.212.png b/monster/animal/giant_worm/g_worm.212.png
new file mode 100644
index 000000000..aa49590e7
Binary files /dev/null and b/monster/animal/giant_worm/g_worm.212.png differ
diff --git a/monster/animal/giant_worm/g_worm.212.xpm b/monster/animal/giant_worm/g_worm.212.xpm
new file mode 100644
index 000000000..94b62bee8
--- /dev/null
+++ b/monster/animal/giant_worm/g_worm.212.xpm
@@ -0,0 +1,38 @@
+/* XPM */
+static char * g_worm_212_xpm[] = {
+/* width height num_colors chars_per_pixel */
+"24 24 8 1",
+/* colors */
+" 	c black",
+".	c None",
+"X	c magenta",
+"o	c SeaGreen",
+"O	c goldenrod",
+"+	c green",
+"@	c khaki",
+"#	c Sienna",
+/* pixels */
+"  .. ... ...............",
+"X . X . o ..............",
+"X  XoX    ..............",
+"o Xo   X X .............",
+"XOO OoXo X  . ..........",
+"++OOOOX X  . X. ........",
+"@@oo++OOOOO X  X .......",
+"@#X@o@@@+++  X  ........",
+"+#XXo@@#+++ Xo..........",
+"++oo+o#X#+@oOo  ........",
+"++++oXX#@@@++#o  .......",
+"++++@X#++o+++#  X ......",
+"+++@@+oo++o+X#OXo ......",
+"@@@@+#XXoO#@+oOO  ......",
+"O@@+++##+OOO+o+O X .....",
+"+O@++++@++OOo++ X ......",
+"OO@@+@@++++##o+ X ......",
+"oOO@O@@++++#OoOO  ......",
+"@o++O@+@+++#Oo@+O ......",
+"O+OO+O@OO+O Ooo#OX .....",
+" +OOOO+OO+O Oo#+O ......",
+" OooO+O+O+Oo#O++O ......",
+"@ #Oo+O++ooO#o+OOX .....",
+" O#Ooo+OoO #Oo+OO X ...."};
diff --git a/monster/animal/giant_worm/g_worm.311 b/monster/animal/giant_worm/g_worm.311
new file mode 100644
index 000000000..ba2b29067
--- /dev/null
+++ b/monster/animal/giant_worm/g_worm.311
@@ -0,0 +1,9 @@
+#define g_worm_width 24
+#define g_worm_height 24
+static unsigned char g_worm_bits[] = {
+   0xe0, 0xff, 0xbf, 0xc0, 0xfd, 0x7f, 0x80, 0xf3, 0xff, 0xc0, 0xff, 0xff,
+   0xb0, 0x0f, 0xff, 0x4c, 0x0f, 0xfe, 0x3c, 0x0f, 0xf8, 0x0e, 0x72, 0x00,
+   0x06, 0x9f, 0xc1, 0x86, 0x34, 0x3e, 0x2e, 0x34, 0x00, 0x1e, 0x1c, 0x00,
+   0x1e, 0x7e, 0x00, 0xbe, 0x1d, 0xc3, 0xbe, 0x1f, 0xfc, 0xfe, 0x3f, 0x00,
+   0xfe, 0x4c, 0x80, 0xfe, 0xcc, 0x80, 0xec, 0x1f, 0xc3, 0x7c, 0x13, 0xfc,
+   0xfc, 0x11, 0xf0, 0xf8, 0x1f, 0xfc, 0xf0, 0xff, 0xff, 0x80, 0xff, 0xff};
diff --git a/monster/animal/giant_worm/g_worm.311.png b/monster/animal/giant_worm/g_worm.311.png
new file mode 100644
index 000000000..1644087d8
Binary files /dev/null and b/monster/animal/giant_worm/g_worm.311.png differ
diff --git a/monster/animal/giant_worm/g_worm.311.xpm b/monster/animal/giant_worm/g_worm.311.xpm
new file mode 100644
index 000000000..ec0305e1f
--- /dev/null
+++ b/monster/animal/giant_worm/g_worm.311.xpm
@@ -0,0 +1,37 @@
+/* XPM */
+static char * g_worm_311_xpm[] = {
+/* width height num_colors chars_per_pixel */
+"24 24 7 1",
+/* colors */
+" 	c None",
+".	c black",
+"X	c Sienna",
+"o	c goldenrod",
+"O	c SeaGreen",
+"+	c green",
+"@	c khaki",
+/* pixels */
+"     ...XoOoX.oOooOXOO+.",
+"      ..o+XXOO.OoXOOXOo+",
+"       ..o++XXX.OoOXOXXo",
+"      ...oOoooOXXOoOOOO.",
+"    X.@oo.OO++++OO.OXXX.",
+"  XX++o+o.oO++@@+OO...XX",
+"  XoOO+@.ooO++@@+++OOO..",
+" XoX+@@@+X++OXX+++@@++++",
+" .X+@@@+ooXOO+@XX+++++XX",
+" .X+@@+o++.+Oo+@@XXXXX@@",
+" XOo+X+@@@X+Oo+@@@@@@@@+",
+" XooX+@@@@XXX+++@@@@@@@+",
+" OOoX++@@OXoOXX+@@@@@@++",
+" OXoOo+oX+OoO++@XX++++oo",
+" .XXOo+XooXOX++@@@XXXXXX",
+" .OXOooXooOoXO+@@@@@@@@@",
+" .OXooOo+@oX+@O+@@@@@++o",
+" ..XXoXo++oX+@oO+@@@@++o",
+"  .X+XXOooXXO@@+OX++++oo",
+"  ..Ooo+oO++X@@@@@XXXXX.",
+"  ...OOOo+++o+@@@+++ooOO",
+"   ....XOOooo+++++ooooOO",
+"    ......XXXX.OOOOOOO..",
+"       ................."};
diff --git a/monster/animal/giant_worm/g_worm.312 b/monster/animal/giant_worm/g_worm.312
new file mode 100644
index 000000000..40d706b69
--- /dev/null
+++ b/monster/animal/giant_worm/g_worm.312
@@ -0,0 +1,9 @@
+#define g_worm_width 24
+#define g_worm_height 24
+static unsigned char g_worm_bits[] = {
+   0x1e, 0xcc, 0x5f, 0xfd, 0xd7, 0xff, 0x2e, 0x8c, 0x7f, 0x1e, 0xc8, 0xff,
+   0x2e, 0x7c, 0xf8, 0x1f, 0x5e, 0xf0, 0x9e, 0x4b, 0xf0, 0xee, 0x44, 0xd8,
+   0x6e, 0x42, 0xb8, 0x7f, 0xc2, 0x79, 0x7e, 0xa6, 0x3f, 0x7e, 0x7e, 0x3f,
+   0xbe, 0xff, 0x7f, 0xfe, 0xff, 0xbf, 0xfe, 0xff, 0x7f, 0xfe, 0xff, 0xff,
+   0xfc, 0xff, 0xff, 0xfc, 0xff, 0xff, 0xf8, 0xff, 0xff, 0x00, 0x7f, 0xfc,
+   0x00, 0x00, 0xf0, 0x00, 0x00, 0xf0, 0x00, 0x00, 0xe0, 0x00, 0x00, 0x80};
diff --git a/monster/animal/giant_worm/g_worm.312.png b/monster/animal/giant_worm/g_worm.312.png
new file mode 100644
index 000000000..da75577c4
Binary files /dev/null and b/monster/animal/giant_worm/g_worm.312.png differ
diff --git a/monster/animal/giant_worm/g_worm.312.xpm b/monster/animal/giant_worm/g_worm.312.xpm
new file mode 100644
index 000000000..18c2578d3
--- /dev/null
+++ b/monster/animal/giant_worm/g_worm.312.xpm
@@ -0,0 +1,38 @@
+/* XPM */
+static char * g_worm_312_xpm[] = {
+/* width height num_colors chars_per_pixel */
+"24 24 8 1",
+/* colors */
+" 	c None",
+".	c black",
+"X	c goldenrod",
+"o	c SeaGreen",
+"O	c green",
+"+	c khaki",
+"@	c Sienna",
+"#	c magenta",
+/* pixels */
+" .XoXO+O+OX@  @o.....+@+",
+".#X.Xo@oX@.#@ .@@..X@X..",
+" ..oOXOOOOX.   .@o.....O",
+" .oX@O+++++.  ....ooXXX.",
+" .@XOo+++OX@..oOOOO..o@o",
+".XoX@+++O@@XX+XO++++..@.",
+" @o@X+OX@XOoO+X+++++oo..",
+" .oXOX@X++@+++oO+++XoO.o",
+" .oXOX@O+@O+++@OOOO.oXO.",
+".XXXX@XO+@O++O@XXOO.oXX+",
+" ..ooXXOO@XOOXO@XXX.XXOO",
+" ..ooXXOO@XXXXXO@XX..XOO",
+" .o.oXOXX@XXXXoo@Xo.o@XO",
+" .@o..oooX@Xooo.Xo..oXO@",
+" ..@.X..oo.Xooo...XXooX+",
+" ....ooX..Xooo.oXXXoooXX",
+"  ....@@ooXXXXooo@@@oooX",
+"  ......@@@.oo@@@.@@.ooX",
+"   .........@@.........X",
+"        .......   ......",
+"                    ...o",
+"                    ....",
+"                     ...",
+"                       ."};
diff --git a/monster/animal/giant_worm/g_worm.411 b/monster/animal/giant_worm/g_worm.411
new file mode 100644
index 000000000..bc99b7455
--- /dev/null
+++ b/monster/animal/giant_worm/g_worm.411
@@ -0,0 +1,9 @@
+#define g_worm_width 24
+#define g_worm_height 24
+static unsigned char g_worm_bits[] = {
+   0xfa, 0x33, 0x78, 0xff, 0xeb, 0xbf, 0xfe, 0x31, 0x74, 0xff, 0x13, 0x78,
+   0x1f, 0x3e, 0x74, 0x0f, 0x7a, 0xf8, 0x0f, 0xd2, 0x79, 0x1b, 0x22, 0x77,
+   0x1d, 0x42, 0x76, 0x9e, 0x43, 0xfe, 0xfc, 0x65, 0x7e, 0xfc, 0x7e, 0x7e,
+   0xfe, 0xff, 0x7d, 0xfd, 0xff, 0x7f, 0xfe, 0xff, 0x7f, 0xff, 0xff, 0x7f,
+   0xff, 0xff, 0x3f, 0xff, 0xff, 0x3f, 0xff, 0xff, 0x1f, 0x3f, 0xfe, 0x00,
+   0x0f, 0x00, 0x00, 0x0f, 0x00, 0x00, 0x07, 0x00, 0x00, 0x01, 0x00, 0x00};
diff --git a/monster/animal/giant_worm/g_worm.411.png b/monster/animal/giant_worm/g_worm.411.png
new file mode 100644
index 000000000..e48611cc1
Binary files /dev/null and b/monster/animal/giant_worm/g_worm.411.png differ
diff --git a/monster/animal/giant_worm/g_worm.411.xpm b/monster/animal/giant_worm/g_worm.411.xpm
new file mode 100644
index 000000000..836042ebc
--- /dev/null
+++ b/monster/animal/giant_worm/g_worm.411.xpm
@@ -0,0 +1,38 @@
+/* XPM */
+static char * g_worm_411_xpm[] = {
+/* width height num_colors chars_per_pixel */
+"24 24 8 1",
+/* colors */
+" 	c khaki",
+".	c Sienna",
+"X	c black",
+"o	c SeaGreen",
+"O	c None",
+"+	c goldenrod",
+"@	c green",
+"#	c magenta",
+/* pixels */
+" . XXXXXo.OO.+@ @ @+o+XO",
+"XX+.+XX..XO.#X.+o.o+X+#X",
+"@XXXXXo.XOOOX+@@@@+@oXXO",
+"X+++ooXXXXOOX     @.+oXO",
+"o.oXX@@@@oXX.+@   o@+.XO",
+"X.XX    @+ ++..@   .+o+X",
+"XXoo     + @o@+.+@ +.o.O",
+"oX@o+   @o   .  +.+@+oXO",
+"X@+oX@@@@.   @. @.+@+oXO",
+" ++oX@@++.@  @. @+.++++X",
+"@@++X+++.@+@@+.@@++ooXXO",
+"@@+XX++.@+++++.@@++ooXXO",
+"@+.oXo+.oo++++.++@+oXoXO",
+".@+oXXo+Xooo+.+oooXXo.XO",
+" +oo++XXXooo+XooXX+X.XXO",
+"++ooo+++oXooo+XX+ooXXXXO",
+"+ooo...ooo++++oo..XXXXOO",
+"+ooX..X...ooX...XXXXXXOO",
+"+XXXXXXXXX..XXXXXXXXXOOO",
+"XXXXXXOOOXXXXXXXOOOOOOOO",
+"oXXXOOOOOOOOOOOOOOOOOOOO",
+"XXXXOOOOOOOOOOOOOOOOOOOO",
+"XXXOOOOOOOOOOOOOOOOOOOOO",
+"XOOOOOOOOOOOOOOOOOOOOOOO"};
diff --git a/monster/animal/giant_worm/g_worm.412 b/monster/animal/giant_worm/g_worm.412
new file mode 100644
index 000000000..c238939ad
--- /dev/null
+++ b/monster/animal/giant_worm/g_worm.412
@@ -0,0 +1,9 @@
+#define g_worm_width 24
+#define g_worm_height 24
+static unsigned char g_worm_bits[] = {
+   0xfd, 0xff, 0x07, 0xfe, 0xbf, 0x03, 0xff, 0xcf, 0x01, 0xff, 0xff, 0x03,
+   0xff, 0xf0, 0x0d, 0x7f, 0xf0, 0x32, 0x1f, 0xf0, 0x3c, 0x00, 0x4e, 0x70,
+   0x83, 0xf9, 0x60, 0x7c, 0x2c, 0x61, 0x00, 0x2c, 0x74, 0x00, 0x38, 0x78,
+   0x00, 0x7e, 0x78, 0xc3, 0xb8, 0x7d, 0x3f, 0xf8, 0x7d, 0x00, 0xfc, 0x7f,
+   0x01, 0x32, 0x7f, 0x01, 0x33, 0x7f, 0xc3, 0xf8, 0x37, 0x3f, 0xc8, 0x3e,
+   0x0f, 0x88, 0x3f, 0x3f, 0xf8, 0x1f, 0xff, 0xff, 0x0f, 0xff, 0xff, 0x01};
diff --git a/monster/animal/giant_worm/g_worm.412.png b/monster/animal/giant_worm/g_worm.412.png
new file mode 100644
index 000000000..a39a7b35d
Binary files /dev/null and b/monster/animal/giant_worm/g_worm.412.png differ
diff --git a/monster/animal/giant_worm/g_worm.412.xpm b/monster/animal/giant_worm/g_worm.412.xpm
new file mode 100644
index 000000000..5c6a16c01
--- /dev/null
+++ b/monster/animal/giant_worm/g_worm.412.xpm
@@ -0,0 +1,37 @@
+/* XPM */
+static char * g_worm_412_xpm[] = {
+/* width height num_colors chars_per_pixel */
+"24 24 7 1",
+/* colors */
+" 	c black",
+".	c green",
+"X	c SeaGreen",
+"o	c Sienna",
+"O	c goldenrod",
+"+	c None",
+"@	c khaki",
+/* pixels */
+" .XXoXOOXO oOXOo   +++++",
+".OXoXXoOX XXoo.O  ++++++",
+"OooXoXOX ooo..O  +++++++",
+" XXXXOXooXOOOXO   ++++++",
+" oooX XX....XX OO@ o++++",
+"oo   XX.@@..XO O.O..oo++",
+"  XXX...@@..XOO @.XXOo++",
+"....@@...ooX..o.@@@.oOo+",
+"oo.....oo@.XXoOO.@@@.o +",
+"@@ooooo@@.OX. ..O.@@.o +",
+".@@@@@@@@.OX.o@@@.o.OXo+",
+".@@@@@@@...ooo@@@@.oOOo+",
+"..@@@@@@.ooXOoX@@..oOXX+",
+"OO....oo@..XOX.oO.OXOoX+",
+"oooooo@@@..oXoOOo.OXoo +",
+"@@@@@@@@@.XoOXOOoOOXoX +",
+"O..@@@@@.X@.oO@.OXOOoX +",
+"O..@@@@.XO@.oO..OoOoo  +",
+"OO....oX.@@XooOOXoo.o ++",
+" ooooo@@@@@o..XO.OOX  ++",
+"XXOO...@@@.O...OXXX   ++",
+"XXOOOO.....OOOXXo    +++",
+"  XXXXXXX oooo      ++++",
+"                 +++++++"};
diff --git a/monster/animal/giant_worm/g_worm.arc b/monster/animal/giant_worm/g_worm.arc
new file mode 100644
index 000000000..e8a87eb7e
--- /dev/null
+++ b/monster/animal/giant_worm/g_worm.arc
@@ -0,0 +1,83 @@
+Object g_worm
+name Giant Worm
+face g_worm.111
+race animal
+anim
+g_worm.111
+g_worm.112
+mina
+attacktype 1025
+monster 1
+sleep 1
+Str 40
+Pow 30
+Wis 20
+Dex 15
+Con 30
+Int 10
+armour 85
+resist_magic 30
+resist_acid 100
+resist_fire 30
+resist_electricity 50
+resist_poison 100
+resist_paralyze 100
+resist_death 100
+exp 100000
+ac -15
+wc -10
+dam 50
+attacktype 3137
+hp 4000
+maxhp 4000
+sp 80
+maxsp 80
+randomitems giant_worm
+level 35
+alive 1
+speed -0.05
+weight 1800000
+can_cast_spell 1
+can_see_in_dark 1
+see_invisible 1
+editable 1
+color_fg green
+end
+More
+Object g_worm_2
+name Giant Worm
+face g_worm.211
+anim
+g_worm.211
+g_worm.212
+mina
+x 1
+alive 1
+color_fg green
+end
+More
+Object g_worm_3
+name Giant Worm
+face g_worm.311
+anim
+g_worm.311
+g_worm.312
+mina
+y 1
+alive 1
+color_fg green
+end
+More
+Object g_worm_4
+name Giant Worm
+face g_worm.411
+anim
+g_worm.411
+g_worm.412
+mina
+x 1
+y 1
+alive 1
+color_fg green
+end
+