diff --git a/defs.h b/defs.h
index 5d81cbf..5601c7d 100644
--- a/defs.h
+++ b/defs.h
@@ -70,6 +70,10 @@
 #define LEVELH 30 	// level height (in tiles)
 
 
+// ice effect
+#define ICE_NONE	0
+#define ICE_INPROGRESS	1
+#define ICE_COMPLETE	2
 
 
 // Game mechanics
@@ -79,6 +83,9 @@
 #define NETSPEED 9	// how fast the player's net moves
 #define POWERUPTIME	15	// # secs before a powerup appears
 
+#define ICESPEED	2 // how fast a level turns to ice
+
+
 #define BELLTIME	20 // how long the bell flash lasts
 #define CLOCKTIME	10 // how many seconds a clock lasts
 
@@ -117,7 +124,7 @@
 /* enums */
 
 /* sounds */
-#define MAXFX		24
+#define MAXFX		26
 #define FX_SHOOT	0
 #define FX_SLAM		1
 #define FX_KILL		2
@@ -142,6 +149,8 @@
 #define FX_BELL		21
 #define FX_CLOCK	22
 #define FX_ARMOR	23
+#define FX_FREEZE	24
+#define FX_ICEBREAK	25
 
 // Slope types
 #define S_NOTSOLID	0
@@ -149,7 +158,7 @@
 #define S_SLOPE		2
 
 // Sprite types
-#define MAXPTYPES 43
+#define MAXPTYPES 44
 #define P_PLAYER	0
 #define P_RAT		1
 #define P_CHEESE	2
@@ -193,6 +202,7 @@
 #define P_SPARKLE	40
 #define P_BELL		41
 #define P_CLOCK		42
+#define P_SNOWMAN	43
 
 // powerups
 #define PW_NONE		0
@@ -233,6 +243,11 @@
 #define LV_NEXTLEV	4 // end of delay, nextlevel() in 5 seconds
 #define LV_GAMEOVER	6 // No lives left.
 
+// movement types
+#define MV_NONE		0 // didn't move
+#define MV_WALK		1 // walked/climbed on purpose
+#define MV_ICE		3 // slid on ice
+
 
 // Tile types
 #define T_BLANK	0
@@ -255,6 +270,8 @@
 #define T_BRIDGE	17	// like land but you can drop down through it
 #define T_TRAMPUP	18
 #define T_TRAMPDOWN	19
+#define T_ICETOP	20 // slippery
+#define T_ICE		21 // slippery
 
 // death states
 #define D_INITIAL	(1)	// Need to trigger death sequence
@@ -343,6 +360,7 @@ typedef struct level_s {
 	initialmonster_t initm[MAXMONSTERSPERLEVEL];
 	int hurryuptime;
 	int poweruptime;
+	int icey,iced; // for ice powerups
 } level_t;
 level_t *level;
 
@@ -390,6 +408,8 @@ typedef struct sprite_s {
 	int hasbell;	// got a bell ?
 
 	// monster only
+	int iced;	// turned to ice?
+	SDL_Surface *iceimg;	// Image to blit for ice
 	int willbecome;	// what fruit this will become when dead
 	int angry;	// is this sprite in ANGRY mode for its AI?
 	struct sprite_s *caughtby;	// who has us in their net? NULL if nobody
@@ -440,7 +460,7 @@ imageset_t imageset[MAXPTYPES];
 
 /* external globals */
 extern SDL_Color black;
-extern SDL_Surface *screen, *temps, *levelbg, *head, *headsmall;
+extern SDL_Surface *screen, *temps, *levelbg, *head, *headsmall, *icecube;
 extern sprite_t *sprite, *lastsprite, *player;
 extern level_t *curlevel;
 extern tiletype_t fakeblock;
diff --git a/globals.h b/globals.h
index 74c5546..6fb8ba0 100644
--- a/globals.h
+++ b/globals.h
@@ -11,6 +11,7 @@ SDL_Surface *levelbg;	// level background image
 SDL_Surface *temps;	// temporary surface
 SDL_Surface *screen;	// the actual video screen 
 SDL_Surface *head,*headsmall;	// img in corner showing number of lives
+SDL_Surface *icecube;	// overlaid on frozen monsters
 sprite_t *sprite; // head of sprite linked list
 sprite_t *lastsprite;	// tail of sprite linked list
 sprite_t *player;	// pointer to the player's sprite
diff --git a/green.tiles b/green.tiles
index adb89b4..7fca450 100644
--- a/green.tiles
+++ b/green.tiles
@@ -199,10 +199,21 @@ solid 0
 file newtiles/signdown.png
 end
 
-
 tile trampolinedown
 id 19
 solid 2
 file newtiles/trampdown.png
 lowness 9,9,8,8,8,8,8,8,8,8,8,8,8,8,9,9
 end
+
+tile icetop
+id 20
+solid 1
+file newtiles/icetop.png
+end
+
+tile ice
+id 21
+solid 1
+file newtiles/ice.png
+end
diff --git a/newtiles/ice.png b/newtiles/ice.png
new file mode 100644
index 0000000..1aa0882
Binary files /dev/null and b/newtiles/ice.png differ
diff --git a/newtiles/icetop.png b/newtiles/icetop.png
new file mode 100644
index 0000000..09e870a
Binary files /dev/null and b/newtiles/icetop.png differ
diff --git a/rc.c b/rc.c
index 2be931e..9148b49 100644
--- a/rc.c
+++ b/rc.c
@@ -255,7 +255,7 @@ int main (int argc, char **argv) {
 
 		/* check for death & update movement status*/
 		for (s = sprite ; s ; s = nextsprite) {
-			s->moved = B_FALSE;
+			s->moved = MV_NONE;
 			nextsprite = s->next;
 			if (s->dead == D_FINAL) {
 				if (s == player) {
@@ -291,6 +291,11 @@ int main (int argc, char **argv) {
 			addoutlinetext(320,240,TEXTSIZE_LEVEL,"Level Complete!",&green,&black,LEVELWINDELAY);
 			levelcomplete = LV_WAIT;
 			playfx(FX_WINLEVEL);
+			// turn off clock powerup
+			if (player->powerup == PW_CLOCK) {
+				Mix_ResumeMusic();
+				player->powerup = B_FALSE;
+			}
 		} else if (levelcomplete == LV_WAIT) {
 			int mcount = 0;
 			sprite_t *s2;
@@ -387,7 +392,7 @@ int main (int argc, char **argv) {
 							player->jumping = 0;
 							player->falling = 0;
 							player->climbing = B_TRUE;
-							player->moved = B_TRUE;
+							player->moved = MV_WALK;
 						}
 					}
 				} 
@@ -398,7 +403,7 @@ int main (int argc, char **argv) {
 							player->jumping = 0;
 							player->falling = 0;
 							player->climbing = B_TRUE;
-							player->moved = B_TRUE;
+							player->moved = MV_WALK;
 						}
 					}
 				} 
@@ -557,6 +562,11 @@ int main (int argc, char **argv) {
 					}
 
 				}
+
+				// ice effect
+				if (curlevel->iced == ICE_INPROGRESS) {
+					doice();
+				}
 			}
 
 			// move sprites
@@ -571,14 +581,16 @@ int main (int argc, char **argv) {
 				dogravity(player);
 				dotileeffects(player);
 			} else {
-				/* gravity */
-				for (s = sprite ; s ; s = s->next) {
-					dogravity(s);
-				}
+				if (levelcomplete != LV_NEXTLEV) { 
+					/* gravity */
+					for (s = sprite ; s ; s = s->next) {
+						dogravity(s);
+					}
 
-				/* tile effects */
-				for (s = sprite ; s ; s = s->next) {
-					dotileeffects(s);
+					/* tile effects */
+					for (s = sprite ; s ; s = s->next) {
+						dotileeffects(s);
+					}
 				}
 			}
 
@@ -736,6 +748,7 @@ void tick(void) {
 					for  (s = sprite; s; s = s->next) {
 						if ((s != player) && (ismonster(s->id))) {
 							s->angry = B_TRUE;
+							s->iced = B_FALSE;
 						}
 					}
 					addoutlinetext(320,240,TEXTSIZE_HURRY, "Hurry up!", &yellow,&black,HURRYDELAY);
@@ -824,6 +837,9 @@ void nextlevel(void) {
 		playedbell = BELL_DONEFLASH;
 	}
 
+	level->iced = ICE_NONE;
+	level->icey = -1;
+
 	sprintf(msg, "Level %d-%d",curworld, curlevelnum);
 	addoutlinetext(320,240-18,TEXTSIZE_LEVEL,msg,&white,&black,LEVELDELAY); 
 
@@ -893,6 +909,9 @@ void jump(sprite_t *s, int dir) {
 				playfx(FX_JUMP);
 			}
 		}
+
+		adjustx(s, F_JUMP);
+
 	}
 }
 
@@ -953,10 +972,21 @@ void die(sprite_t *s) {
 			s2->angry = B_TRUE;
 		}
 	}
+
+	// un-ice everything
+	if (s == player)  {
+		for (s2 = sprite->next ; s2 ; s2 = s2->next) {	
+			if (s2->iced) {
+				s2->iced = B_FALSE;
+			}
+		}
+	}
+
 	/* set death attribute */
 	s->dead = D_INITIAL;
 	s->netting = 0;
 	s->slamming = 0;
+	s->iced = 0;
 
 	// check for level clear
 	countmonsters();
@@ -1060,8 +1090,13 @@ void checkcollide(sprite_t *s) {
 						addoutlinetext(s2->x,s2->y - s->img->h/2, TEXTSIZE_BIFF, tempm,&red,&yellow,POINTSDELAY);
 
 						keepchecking = B_FALSE;
+					} else if (s2->iced) {
+						// it dies
+						playfx(FX_ICEBREAK);
+						die(s2);
 					} else {
 						// otherwise we caught it if we have enough nets
+						
 						if (s->netcaught < s->netmax) {
 							s2->caughtby = s;
 							s2->jumping = B_FALSE;
@@ -1107,7 +1142,12 @@ void checkcollide(sprite_t *s) {
 						addoutlinetext(s2->x,s2->y - s2->img->h/2, TEXTSIZE_POINTS, tempm, &white,&black,POINTSDELAY);
 					}
 				} else if (ismonster(s2->id) || isbullet(s2->id)) {
-					if (!s->invuln) {
+					if (s2->iced) {
+						// monster dies
+						playfx(FX_ICEBREAK);
+						die(s2);
+					} else if (!s->invuln) {
+						// player dies
 						die(s);
 					}
 				}
@@ -1182,6 +1222,11 @@ void movesprite(sprite_t *s) {
 		}
 	}
 
+	// iced monsters can't move
+	if (ismonster(s->id) && s->iced) {
+		return;
+	}
+
 	/* timer */
 	if (s->doomcount) {
 		s->doomcount--;
@@ -1742,7 +1787,7 @@ void movesprite(sprite_t *s) {
 		s->x += s->xs;
 		s->y += s->ys;
 		s->dir = absxs;
-		s->moved = B_TRUE;
+		s->moved = MV_WALK;
 	} else if (s->id == P_SPIDER) {
 		/* timer1 loopsfrom 0 - 45
 
@@ -1931,6 +1976,16 @@ void dotileeffects(sprite_t *s) {
 				}
 			}
 			finished = B_TRUE;
+		} else if ((tt->id == T_ICE) || (tt->id == T_ICETOP)) {
+			if (s == player) {
+				if (player->powerup != PW_CLOCK) {
+					if (!s->moved) {
+						movex(s, s->dir*s->speed);
+						s->moved = MV_ICE;
+					}
+				}
+			}
+			finished = B_TRUE;
 		} else if (tt->spikes) {
 			if (!isfruit(s->id) && !iseffect(s->id) && !isbullet(s->id)) {
 				if (!s->invuln) {
@@ -2689,11 +2744,13 @@ int isonground(sprite_t *s) {
 		return B_TRUE;
 	}
 	if ((s->dead) || (!s->falling && !s->dropping))  {
-		if (isongroundpoint(s, s->x + s->img->w/2, s->y)) {
-			return B_TRUE;
-		}
-		if (isongroundpoint(s, s->x - s->img->w/2, s->y)) {
-			return B_TRUE;
+		if (!s->swimming) {
+			if (isongroundpoint(s, s->x + s->img->w/2, s->y)) {
+				return B_TRUE;
+			}
+			if (isongroundpoint(s, s->x - s->img->w/2, s->y)) {
+				return B_TRUE;
+			}
 		}
 	}
 
@@ -2793,7 +2850,7 @@ void dogravity(sprite_t *s) {
 
 
 	if (s->dead) return;
-	if (s->flies) return;
+	if (s->flies && !s->iced) return; // ice cancels flying
 	if (iseffect(s->id)) return;
 
 	if (isbullet(s->id)) return;
@@ -2806,11 +2863,17 @@ void dogravity(sprite_t *s) {
 	}
 	*/
 
+	// iced sprites can't jump 
+	if (s->iced) {
+		s->jumping = B_FALSE;
+	}
+
 	// update water stats
 	if (isinwater(s)) {
 		if (!s->swimming) {
 			s->swimming = B_TRUE;
 			playfx(FX_SPLASH);
+			adjustx(s, F_SWIM1);
 		}
 	} else {
 		if (s->swimming) {
@@ -2885,6 +2948,12 @@ void dogravity(sprite_t *s) {
 			
 	} else { // not jumping
 		if (isonground(s) ) {
+			if (s->falling && s->iced) {
+				// when an iced monster hits the ground, it smashes
+				s->willbecome = P_DIAMOND;
+				playfx(FX_ICEBREAK);
+				die(s);
+			} 
 			s->dropping = B_FALSE;
 			s->falling = B_FALSE;
 			s->climbing = B_FALSE;
@@ -2893,7 +2962,7 @@ void dogravity(sprite_t *s) {
 				s->fallspeed = 1;
 			} 
 			s->falling = B_TRUE;
-			if (isinwater(s)) {
+			if (isinwater(s) && !s->iced) {
 				s->y += (s->fallspeed/2);
 			} else {
 				s->y += s->fallspeed;
@@ -3137,8 +3206,8 @@ int movex(sprite_t *s,double amt) {
 	cury = s->y;
 
 	/* check for blockage to E/W */
-	//newx = s->x + (amtdir*(s->img->w/2));
-	newx = s->x + (amtdir*TILEW/2);
+	newx = s->x + (amtdir*(s->img->w/2)) ;
+	//newx = s->x + (amtdir*TILEW/2);
 	newy = cury-TILEH;
 	tt2 = gettileat(newx,newy,&newtilex,&newtiley);
 	if (tt2->solid == S_SOLID) {
@@ -3179,7 +3248,7 @@ int movex(sprite_t *s,double amt) {
 		s->x += amt;
 	}
 
-	s->moved = B_TRUE;
+	s->moved = MV_WALK;
 
 	// rings
 	if (s == player) {
@@ -3398,6 +3467,16 @@ int dofruiteffect(sprite_t *s) {
 		// pause music
 		Mix_PauseMusic();
 		return B_TRUE;
+	} else if (s->id == P_SNOWMAN) {
+		// ice
+		playfx(FX_FREEZE);
+		sprintf(tempm, "Blizzard!");
+		addoutlinetext(s->x,s->y - s->img->h/2, TEXTSIZE_POINTS, tempm,&white,&black,POINTSDELAY);
+		if (!curlevel->iced) {
+			curlevel->iced = ICE_INPROGRESS;
+			curlevel->icey = 0;
+		}
+		return B_TRUE;
 	} else if (s->id == P_BOMB) {
 		sprite_t *s2, *nexts;
 
@@ -3564,6 +3643,8 @@ int initsound(void) {
 	loadfx(FX_BELL, "bell.wav");
 	loadfx(FX_CLOCK, "clock.wav");
 	loadfx(FX_ARMOR, "armor.wav");
+	loadfx(FX_FREEZE, "freeze.wav");
+	loadfx(FX_ICEBREAK, "icebreak.wav");
 
 
 	// load sound effects
@@ -3741,3 +3822,82 @@ void addscore(sprite_t *s, int amt) {
 		}
 	}
 }
+
+void doice(void) {
+	int yy,xx,changed;
+	sprite_t *s;
+
+	// just in case
+	if (!curlevel->iced) {
+		curlevel->iced = ICE_INPROGRESS;
+	}
+	// slowly change a level to ice 
+	//if (timer % ICESPEED == 0) {
+		xx = 0;
+		for (yy = curlevel->icey; yy >= 0; yy--) {
+			// finished?
+			if ((xx == LEVELW-1) && (yy == LEVELH-1)) {
+				curlevel->iced = ICE_COMPLETE;
+				break;
+			}
+			// make sure tile is valid
+			if ((yy >= 0) && (yy < LEVELH) && (xx >= 0) && (xx < LEVELW)) {
+				changed = B_FALSE;
+				// if not already a second layer here...
+				if (curlevel->map2[yy*LEVELW+xx] == T_BLANK) {
+					// add ice layer
+					switch (curlevel->map[yy*LEVELW+xx] ) {
+						case T_FULL:
+							curlevel->map2[yy*LEVELW+xx] = getuniq(T_ICE);
+							changed = B_TRUE;
+							break;
+						case T_LAND:
+							curlevel->map2[yy*LEVELW+xx] = getuniq(T_ICETOP);
+							changed = B_TRUE;
+							break;
+					}
+					if (changed) {
+						drawtile(temps, xx, yy);
+					}
+				}
+			}
+			xx++;
+			if (xx >= LEVELW) break;
+		}
+
+		// ice any monsters
+		for (s = sprite; s ; s = s->next) {
+			if (ismonster(s->id)) {
+				if ((s->x <= (xx*TILEW)) && (s->y <= (curlevel->icey*TILEH))) {
+					if (!s->iced && !s->dead && !s->caughtby) {
+						// ice it!
+						s->iced = B_TRUE;
+						s->jumping = B_FALSE;
+					}
+				}
+			}
+		}
+		
+		// increase icey for next time
+		curlevel->icey++;
+}
+
+void adjustx(sprite_t *s,int framenum) {
+	int newx,newy,diff;
+	tiletype_t *tt;
+
+	diff = (imageset[s->id].img[framenum]->w - s->img->w) +1 ;
+	newy = s->y-TILEH;
+	// check RIGHT
+	newx = s->x + (s->img->w/2);
+	tt = gettileat(newx,newy,NULL,NULL);
+	if (tt->solid == S_SOLID) {
+		s->x -= diff;
+	}
+	// check LEFT
+	newx = s->x - (s->img->w/2);
+	tt = gettileat(newx,newy,NULL,NULL);
+	if (tt->solid == S_SOLID) {
+		s->x += diff;
+	}
+}
diff --git a/rc.h b/rc.h
index 3d023e8..33ba472 100644
--- a/rc.h
+++ b/rc.h
@@ -30,6 +30,7 @@ void nextlevel(void);
 void jump(sprite_t *s, int dir);
 double getspeed(sprite_t *s );
 void adjustheight(sprite_t *s);
+void adjustx(sprite_t *s, int newframe);
 void tick(void);
 void usage(void);
 int canmove(sprite_t *pl);
@@ -48,3 +49,5 @@ int getpoints(int id);
 int isladder(int tid);
 char *addcommas(char *buffer, int num);
 void addscore(sprite_t *s, int amt);
+void doice(void);
+
diff --git a/shared.c b/shared.c
index 6ebe2d6..b831c60 100644
--- a/shared.c
+++ b/shared.c
@@ -725,6 +725,11 @@ void setdefaults(sprite_t *s) {
 	s->dead = 0;
 	s->angry = 0;
 	s->jumptimer = 0;
+	s->iced = B_FALSE;
+	if (s->iceimg) {
+		SDL_FreeSurface(s->iceimg);
+		s->iceimg = NULL;
+	}
 
 	s->bullet = NULL;
 	s->owner = NULL;
@@ -795,6 +800,7 @@ sprite_t *addsprite(int id, int x, int y, char *name ) {
 	} else {
 		s->netbg = NULL;
 	}
+	s->iceimg = NULL;
 
 	setdefaults(s);
 
@@ -812,6 +818,7 @@ sprite_t *addsprite(int id, int x, int y, char *name ) {
 	}
 #endif
 
+
 	s->next = NULL;
 
 	lastsprite = s;
@@ -1015,6 +1022,7 @@ int loadimagesets(void) {
 
 	head = IMG_Load("sprites/dwarfhead.png");
 	headsmall = IMG_Load("sprites/dwarfhead-small.png");
+	icecube = IMG_Load("sprites/icecube.png");
 
 	loadspriteimage(P_PLAYER,F_WALK1, "sprites/pdwarf.png");
 	loadspriteimage(P_PLAYER,F_JUMP, "sprites/pdwarfjump.png");
@@ -1196,6 +1204,9 @@ int loadimagesets(void) {
 	loadspriteimage(P_CLOCK,F_WALK1, "sprites/clock.png");
 	imageset[P_CLOCK].numimages = 1;
 
+	loadspriteimage(P_SNOWMAN,F_WALK1, "sprites/snowman.png");
+	imageset[P_SNOWMAN].numimages = 1;
+
 	// puffs and mace smashes
 	for (i = 0; i < PUFFFRAMES; i++) {
 		char name[SMALLBUFLEN];
@@ -1373,6 +1384,8 @@ void drawsprite(sprite_t *s) {
 			}
 		} else if (s->netting) {
 			frame = F_SHOOT;
+		} else if (s->iced) {
+			frame = F_WALK1;
 		} else if (s->jumping) {
 			frame = F_JUMP;
 		} else if (s->falling) {
@@ -1394,12 +1407,15 @@ void drawsprite(sprite_t *s) {
 			if ((s->id == P_SPIDER) && (s->ys != -99)) {
 				frame = F_FALL;
 			} else {
-				if (s->moved) {
+				// walking / sliding
+				if (s->moved == MV_WALK) {
 					if ((timer/12) % 2 == 0) {
 						frame = F_WALK1;
 					} else {
 						frame = F_JUMP;
 					}
+				} else if (s->moved == MV_ICE) {
+					frame = F_FALL;
 				} else {
 					frame = F_WALK1;
 				}
@@ -1425,7 +1441,7 @@ void drawsprite(sprite_t *s) {
 
 
 	/* spider's climbing web  */
-	if ((s->id == P_SPIDER) && ((s->ys != -99) || s->falling) && (!s->dead) && (!s->caughtby)) {
+	if ((s->id == P_SPIDER) && ((s->ys != -99) || s->falling) && !s->dead && !s->caughtby && !s->iced) {
 		tiletype_t *tt;
 		int x = s->x;
 		int y = s->y - s->img->h/2;
@@ -1453,13 +1469,29 @@ void drawsprite(sprite_t *s) {
 				SDL_BlitSurface(s->img, NULL, screen, &area);
 			}
 		} else {
+			// draw the sprite
 			SDL_BlitSurface(s->img, NULL, screen, &area);
 			/* for opengl */
 			//SDL_UpdateRect(screen, area.x, area.y, area.w, area.h);
 		}
+
+		// ice cube
+		if (s->iced) {
+			if (!s->iceimg) {
+				double xmod,ymod;
+				xmod = (double)s->img->w / (double)icecube->w;
+				ymod = (double)s->img->h / (double)icecube->h;
+				// create image
+				s->iceimg = rotozoomSurfaceXY(icecube,0, xmod, ymod ,0);
+			}
+			// draw it
+			SDL_BlitSurface(s->iceimg, NULL, screen, &area);
+			
+		}
 	}
 
 
+
 	/* caughtby lines */
 	if ((s->caughtby) && (s->caughtstate == 2)){
 		drawline16(screen, s->x,s->y - s->img->h,
@@ -1488,6 +1520,11 @@ void killsprite(sprite_t *s) {
 		}
 	}
 
+	// free ice image
+	if (s->iceimg) {
+		SDL_FreeSurface(s->iceimg);
+	}
+
 	nextone = s->next;
 	if (nextone != NULL) {
 		nextone->prev = s->prev;
@@ -1580,6 +1617,7 @@ int isfruit(int id) {
 		case P_RINGSILVER:
 		case P_RINGGOLD:
 		case P_CLOCK:
+		case P_SNOWMAN:
 		/* flowers */
 		case P_FLOWERYELLOW:
 		case P_FLOWERRED:
@@ -2091,7 +2129,7 @@ int loadlevellist(void) {
 
 int randompowerup(void) {
         int num;
-        num = rand() % 16;
+        num = rand() % 17;
 
         switch (num) {
                 case 0:
@@ -2127,6 +2165,8 @@ int randompowerup(void) {
                         return P_BELL;
                 case 15:
                         return P_CLOCK;
+                case 16:
+                        return P_SNOWMAN;
         }
 }
 
diff --git a/sounds/freeze.wav b/sounds/freeze.wav
new file mode 100644
index 0000000..fd8ef7f
Binary files /dev/null and b/sounds/freeze.wav differ
diff --git a/sounds/icebreak.wav b/sounds/icebreak.wav
new file mode 100644
index 0000000..b5cb6f3
Binary files /dev/null and b/sounds/icebreak.wav differ
diff --git a/sprites/icecube.png b/sprites/icecube.png
new file mode 100644
index 0000000..af6dd2a
Binary files /dev/null and b/sprites/icecube.png differ
diff --git a/sprites/snowman.png b/sprites/snowman.png
new file mode 100644
index 0000000..f1f3a93
Binary files /dev/null and b/sprites/snowman.png differ
diff --git a/world1/level13.dat b/world1/level13.dat
index b937e35..e9ef1ab 100644
--- a/world1/level13.dat
+++ b/world1/level13.dat
@@ -1,4 +1,4 @@
-tileset green
+bgfile 
 bg 0
 hurryup 232
 endmaps
@@ -62,20 +62,20 @@ exitdir 1
 24,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,
 24,20,20,20,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,
 24,0,0,0,0,0,0,25,25,25,25,25,25,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,20,20,20,20,24,
-24,0,0,0,0,0,24,24,26,26,26,26,24,24,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,
-24,0,0,0,0,24,24,26,26,26,26,26,26,24,24,0,0,0,0,0,0,0,0,0,0,0,25,25,25,25,25,25,25,0,0,0,0,0,0,24,
-24,20,0,0,24,24,26,26,26,26,26,26,26,26,24,24,24,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,20,24,
-24,0,0,24,24,26,26,26,26,26,26,26,26,26,26,26,26,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,
+24,0,0,0,0,0,25,24,26,26,26,26,24,25,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,
+24,0,0,0,0,25,24,26,26,26,26,26,26,24,25,0,0,0,0,0,0,0,0,0,0,0,25,25,25,25,25,25,25,0,0,0,0,0,0,24,
+24,20,0,0,25,24,26,26,26,26,26,26,26,26,24,25,25,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,20,24,
+24,0,0,25,24,26,26,26,26,26,26,26,26,26,26,26,26,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,
 24,0,0,24,24,26,26,26,26,26,26,26,26,26,26,26,26,0,6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,
 24,20,0,24,24,26,26,26,26,26,26,26,26,26,26,25,25,20,20,20,20,20,20,20,20,20,25,25,25,25,25,25,25,0,0,0,0,0,20,24,
 24,0,0,0,24,25,26,26,26,26,26,26,26,26,25,24,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,
 24,0,0,0,0,24,25,26,26,26,26,26,26,25,24,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,
 24,20,0,0,0,0,24,25,26,26,26,26,25,24,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,20,24,
 24,0,0,0,0,0,0,24,26,26,26,26,24,0,0,0,0,0,0,0,0,0,0,0,0,0,25,25,25,25,25,25,0,0,0,0,0,0,0,24,
-24,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,24,26,26,26,26,24,24,0,0,0,0,0,0,24,
-24,20,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,24,26,26,26,26,26,26,24,24,0,0,0,0,20,24,
-24,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,24,26,26,26,26,26,26,26,26,24,24,0,0,0,0,24,
-24,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,24,26,26,26,26,26,26,26,26,26,26,24,24,0,0,0,24,
+24,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,25,24,26,26,26,26,24,25,0,0,0,0,0,0,24,
+24,20,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,25,24,26,26,26,26,26,26,24,25,0,0,0,0,20,24,
+24,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,25,24,26,26,26,26,26,26,26,26,24,25,0,0,0,0,24,
+24,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,25,24,26,26,26,26,26,26,26,26,26,26,24,25,0,0,0,24,
 24,20,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,26,26,26,26,26,26,26,26,26,26,26,26,26,26,0,0,20,24,
 24,0,0,0,0,0,0,29,0,17,17,0,29,0,0,0,0,0,0,0,5,0,26,26,26,26,26,26,26,26,26,26,26,26,26,26,0,0,0,24,
 24,0,0,0,0,0,0,25,25,25,25,25,25,20,20,20,20,20,20,20,20,20,25,25,25,26,26,26,26,26,26,26,26,25,25,25,0,0,0,24,
diff --git a/world1/level8.5.dat b/world1/level8.5.dat
index dfafbe6..04aeb8a 100644
--- a/world1/level8.5.dat
+++ b/world1/level8.5.dat
@@ -39,7 +39,7 @@ exitdir 1
 4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,
 4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,
 4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,
-4,1,1,0,0,0,9,9,9,9,9,0,0,0,10,10,10,10,10,10,10,10,10,10,10,10,10,10,0,0,0,9,9,9,9,0,0,1,1,4,
+4,1,1,0,0,0,9,9,9,9,9,9,0,0,10,10,10,10,10,10,10,10,10,10,10,10,10,10,0,0,10,9,9,9,9,0,0,1,1,4,
 4,19,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,18,4,
 4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,
 4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,
diff --git a/world1/level8.dat b/world1/level8.dat
index 72a5da4..1e9aa86 100644
--- a/world1/level8.dat
+++ b/world1/level8.dat
@@ -5,6 +5,7 @@ endmaps
 help
 endhelp
 monsters
+1 20 12
 ! 20 12
 @ 11 5
 @ 12 9
@@ -26,7 +27,6 @@ P 29 19
 P 30 15
 P 9 15
 S 7 5
-Y 1 15
 Y 11 9
 Y 13 9
 Y 26 9
@@ -35,7 +35,6 @@ Y 3 15
 Y 30 28
 Y 32 28
 Y 36 15
-Y 38 15
 Y 4 28
 Y 6 28
 a 31 3
@@ -46,7 +45,6 @@ r 10 12
 r 29 12
 r 6 15
 r 31 15
-1 20 12
 endmonsters
 exitdir 2
 4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,
@@ -65,7 +63,7 @@ exitdir 2
 4,0,0,0,0,0,0,0,0,0,1,1,1,1,1,0,0,0,0,20,20,20,0,0,0,1,1,1,1,1,0,0,0,0,0,0,0,0,0,4,
 4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,
 4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,
-4,9,9,9,9,9,9,9,9,9,9,9,0,0,0,0,0,0,25,25,25,25,25,0,0,0,0,0,10,10,10,10,10,10,10,10,10,10,10,4,
+4,0,0,9,9,9,9,9,9,9,9,9,0,0,0,0,0,0,25,25,25,25,25,0,0,0,0,0,10,10,10,10,10,10,10,10,10,0,0,4,
 4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,24,24,24,24,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,
 4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,24,24,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,
 4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,
diff --git a/world1/level99.dat b/world1/level99.dat
index daf8368..8742e1a 100644
--- a/world1/level99.dat
+++ b/world1/level99.dat
@@ -1,4 +1,4 @@
-bgfile 
+bgfile backgrounds/snow1.png
 bg 0
 hurryup 30
 endmaps
@@ -6,32 +6,27 @@ help
 endhelp
 monsters
 1 26 13
-! 32 13
-r 37 3
-r 36 24
 P 1 13
 P 7 13
-s 5 1
 r 17 13
-@ 20 10
-@ 19 10
 r 37 12
+! 31 13
 endmonsters
 exitdir 1
-1,1,1,1,1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,4,4,4,4,4,4,4,4,
-4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,0,4,
-4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,0,4,
-4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,0,4,
-4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,9,9,0,0,9,9,0,9,9,0,0,0,0,0,1,1,1,1,1,1,1,1,4,
-4,0,0,0,0,0,0,0,0,0,0,10,10,10,10,0,0,0,10,10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,
-4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,
-4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,
-4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,
-4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,
-4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,
-4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,
-4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,4,
-4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,4,
+1,1,1,1,1,1,1,1,1,1,1,1,1,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,4,4,4,4,4,4,4,4,4,
+4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,0,4,
+4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,0,4,
+4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,0,4,
+4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1,4,
+4,0,0,0,0,0,0,0,0,0,0,10,10,10,10,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,4,
+4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,4,
+4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,4,
+4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,4,
+4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,4,
+4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,4,
+4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,4,
+4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,0,0,0,4,
+4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,1,4,
 4,1,1,1,1,1,1,1,16,16,16,16,16,16,16,1,1,1,1,1,1,16,16,16,16,1,1,1,1,1,1,1,1,1,1,1,0,0,0,4,
 4,4,4,4,4,4,4,4,15,15,15,15,15,15,15,15,15,15,15,15,1,15,15,15,15,4,4,4,4,4,4,4,4,4,4,4,0,0,0,4,
 4,4,4,4,4,4,4,4,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,4,4,4,4,4,4,4,4,4,4,4,1,1,1,4,