diff --git a/Art/cat_000.gif b/Art/000Cat.gif
similarity index 100%
rename from Art/cat_000.gif
rename to Art/000Cat.gif
diff --git a/Art/Cat_000.xcf b/Art/000Cat.xcf
similarity index 100%
rename from Art/Cat_000.xcf
rename to Art/000Cat.xcf
diff --git a/Art/cat_001.gif b/Art/001Cat.gif
similarity index 100%
rename from Art/cat_001.gif
rename to Art/001Cat.gif
diff --git a/Art/Cat_001.xcf b/Art/001Cat.xcf
similarity index 100%
rename from Art/Cat_001.xcf
rename to Art/001Cat.xcf
diff --git a/Art/box_002.gif b/Art/002Box.gif
similarity index 100%
rename from Art/box_002.gif
rename to Art/002Box.gif
diff --git a/Art/Box_002.xcf b/Art/002Box.xcf
similarity index 100%
rename from Art/Box_002.xcf
rename to Art/002Box.xcf
diff --git a/Art/bomb_003.gif b/Art/003Bomb.gif
similarity index 100%
rename from Art/bomb_003.gif
rename to Art/003Bomb.gif
diff --git a/Art/Bomb_003.xcf b/Art/003Bomb.xcf
similarity index 100%
rename from Art/Bomb_003.xcf
rename to Art/003Bomb.xcf
diff --git a/Art/spit0_004.gif b/Art/004Spit0.gif
similarity index 100%
rename from Art/spit0_004.gif
rename to Art/004Spit0.gif
diff --git a/Art/Spit0_004.xcf b/Art/004Spit0.xcf
similarity index 100%
rename from Art/Spit0_004.xcf
rename to Art/004Spit0.xcf
diff --git a/Art/spit1_005.gif b/Art/006Spit1.gif
similarity index 100%
rename from Art/spit1_005.gif
rename to Art/006Spit1.gif
diff --git a/Art/Spit1_005.xcf b/Art/006Spit1.xcf
similarity index 100%
rename from Art/Spit1_005.xcf
rename to Art/006Spit1.xcf
diff --git a/Art/spit2_006.gif b/Art/008Spit2.gif
similarity index 100%
rename from Art/spit2_006.gif
rename to Art/008Spit2.gif
diff --git a/Art/Spit2_006.xcf b/Art/008Spit2.xcf
similarity index 100%
rename from Art/Spit2_006.xcf
rename to Art/008Spit2.xcf
diff --git a/Art/tab_007.gif b/Art/010Tab.gif
similarity index 100%
rename from Art/tab_007.gif
rename to Art/010Tab.gif
diff --git a/Art/Tab_007.xcf b/Art/010Tab.xcf
similarity index 100%
rename from Art/Tab_007.xcf
rename to Art/010Tab.xcf
diff --git a/Art/select_008.gif b/Art/011Select.gif
similarity index 100%
rename from Art/select_008.gif
rename to Art/011Select.gif
diff --git a/Art/Select_008.xcf b/Art/011Select.xcf
similarity index 100%
rename from Art/Select_008.xcf
rename to Art/011Select.xcf
diff --git a/Art/fan_009.gif b/Art/012Fan.gif
similarity index 100%
rename from Art/fan_009.gif
rename to Art/012Fan.gif
diff --git a/Art/Fan_009.xcf b/Art/012Fan.xcf
similarity index 100%
rename from Art/Fan_009.xcf
rename to Art/012Fan.xcf
diff --git a/GSCats.xcodeproj/project.pbxproj b/GSCats.xcodeproj/project.pbxproj
index 047beaf..cbe65fd 100644
--- a/GSCats.xcodeproj/project.pbxproj
+++ b/GSCats.xcodeproj/project.pbxproj
@@ -13,6 +13,7 @@
 		700F21DE1F43E31300D7007D /* input.s */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.asm; path = input.s; sourceTree = "<group>"; };
 		700F21DF1F4A364600D7007D /* projectile.s */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.asm; path = projectile.s; sourceTree = "<group>"; };
 		700F21E01F4A3A5500D7007D /* GenerateTrigTables.py */ = {isa = PBXFileReference; lastKnownFileType = text.script.python; path = GenerateTrigTables.py; sourceTree = "<group>"; };
+		700F72872112428D00225B17 /* RenumberSpriteFiles.sh */ = {isa = PBXFileReference; lastKnownFileType = text.script.sh; path = RenumberSpriteFiles.sh; sourceTree = "<group>"; };
 		700FFAFB1F40F3BF00A442DE /* font.s */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.asm; path = font.s; sourceTree = "<group>"; };
 		7059502B1F37A0BE00BBE90F /* GenerateVRAMTable.py */ = {isa = PBXFileReference; lastKnownFileType = text.script.python; path = GenerateVRAMTable.py; sourceTree = "<group>"; };
 		705AAFA920040B0D001BB0ED /* terrain_e1.s */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.asm; path = terrain_e1.s; sourceTree = "<group>"; };
@@ -65,6 +66,7 @@
 				70E9D8631F2BD95400555C19 /* Makefile */,
 				70BDCBC92006AD5F00CB51F1 /* linkerConfig */,
 				70FE79D21F8814A600E0095C /* MerlinToCA65.sh */,
+				700F72872112428D00225B17 /* RenumberSpriteFiles.sh */,
 				7088096D1F2ECE8D00D4C950 /* GenerateRenderSpans.py */,
 				7059502B1F37A0BE00BBE90F /* GenerateVRAMTable.py */,
 				7099E3851F4107B100182A82 /* GenerateVRAMYOffset.py */,
diff --git a/Makefile b/Makefile
index 0c3b9b6..a5d7006 100644
--- a/Makefile
+++ b/Makefile
@@ -15,9 +15,11 @@ ADDR=800
 
 PGM=gscats
 MRSPRITE=../MrSprite/mrsprite
+GENART=Art/Generated
 CHROMA=a4dffb
 PALETTE=a4dffb a4dffb 008800 886611 cc9933 eebb44 dd6666 ff99aa 777777 ff0000 b7b7b7 dddddd 0077bb ffff00 000000 ffffff
 SPRITES=SpriteBank
+FLIPLIST=$(wildcard Art/*Fan.gif) $(wildcard Art/*Spit*.gif)
 REMOTESYMBOLS=-Wl $(shell ./ParseMapFile.py *.map)
 
 all: terrain_e1 $(PGM) loader
@@ -57,13 +59,20 @@ clean:
 	rm -f terrain_e1.o
 	rm -f terrain_e1.map
 	rm -f terrain_e1
+	rm -f Art/*m.gif
+	rm -f $(GENART)/*
 
 .PHONY: art
 art:
-	$(MRSPRITE) CODE "Art/*.gif" $(CHROMA) $(PALETTE)
-	$(MRSPRITE) BANK "Art/*.txt" $(SPRITES)
-	mv Art/$(SPRITES)00.bin .
-	./MerlinToCA65.sh Art/$(SPRITES)Src.txt > spritebank.s
-	rm Art/*.txt
+	rm -f $(GENART)/*
+	for gif in $(FLIPLIST); do $(MRSPRITE) MIRROR "$$gif" $(CHROMA); done
+	./RenumberSpriteFiles.sh
+	$(MRSPRITE) CODE $(GENART)"/*.gif" $(CHROMA) $(PALETTE)
+	$(MRSPRITE) BANK $(GENART)"/*.txt" $(SPRITES)
+#	$(MRSPRITE) WALLPAPER "Art/*.gif" $(CHROMA) ff0000
+	mv $(GENART)/$(SPRITES)00.bin .
+	./MerlinToCA65.sh $(GENART)/$(SPRITES)Src.txt > spritebank.s
+	rm $(GENART)/*.txt
+	rm -f Art/*m.gif
 	java -jar $(AC) -d $(PGM).2mg $(SPRITES)00
 	java -jar $(AC) -p $(PGM).2mg $(SPRITES)00 BIN 0x0000 < $(SPRITES)00.bin
diff --git a/RenumberSpriteFiles.sh b/RenumberSpriteFiles.sh
new file mode 100755
index 0000000..ecc6c64
--- /dev/null
+++ b/RenumberSpriteFiles.sh
@@ -0,0 +1,16 @@
+#!/bin/bash
+# Takes the list of gifs in the art folder and numbers them in
+# increasing order. This is needed for Mr. Sprite to process them properly
+# but requires that alphabetic order of sprite filenames remains consistent
+counter=0
+for filename in Art/*.gif
+	do
+		extension="${filename##*.}"
+		base="${filename%.*}"
+		printf -v index "%03d" $counter
+		newpath=$(echo $filename | sed 's/_*[0-9]*\.gif$/\_'$index'.gif/')
+		newfile=$(basename $newpath)
+		cp $filename "Art/Generated/"$newfile
+		((counter++))
+	done
+
diff --git a/SpriteBank00.bin b/SpriteBank00.bin
index 937f316..6b72789 100644
Binary files a/SpriteBank00.bin and b/SpriteBank00.bin differ
diff --git a/gscats.2mg b/gscats.2mg
index c65cb38..8fde88c 100644
Binary files a/gscats.2mg and b/gscats.2mg differ
diff --git a/inventory.s b/inventory.s
index 56f1794..a9ac115 100644
--- a/inventory.s
+++ b/inventory.s
@@ -90,7 +90,7 @@ renderInventoryItem:
 
 	ply
 	phy
-	lda #8
+	lda #11
 	clc
 	jsr DrawSpriteBank
 
@@ -104,7 +104,7 @@ renderInventoryItem_unselected:
 	adc #ITEM_HEIGHT*160
 	pha
 	tay
-	lda #7
+	lda #10
 	jsr DrawSpriteBank
 
 	; Render counter
diff --git a/projectile.s b/projectile.s
index 9cf7692..834541f 100644
--- a/projectile.s
+++ b/projectile.s
@@ -41,8 +41,8 @@ projectileTypes:
 	.word 3			; Damage
 	.word 3 		; Crater radius
 	.word 4			; Frame 0
-	.word 5			; Frame 1
-	.word 6			; Frame 2
+	.word 6			; Frame 1
+	.word 8			; Frame 2
 
 	.word 0,0,0		; Padding to 16-byte boundary
 
@@ -58,9 +58,9 @@ projectileTypes:
 	; Fan
 	.word 3			; Damage
 	.word 3			; Crater radius
-	.word 9			; Frame 0
-	.word 9			; Frame 1
-	.word 9			; Frame 2
+	.word 12		; Frame 0
+	.word 12		; Frame 1
+	.word 12		; Frame 2
 
 	.word 0,0,0		; Padding to 16-byte boundary
 
diff --git a/spritebank.s b/spritebank.s
index 352006a..7a05bd8 100644
--- a/spritebank.s
+++ b/spritebank.s
@@ -2,18 +2,18 @@
 
 
 DrawSpriteBank :
- 	 ASL 	  	 ; A=Sprite Number ($0000-$0009)
+ 	 ASL 	  	 ; A=Sprite Number ($0000-$000D)
 	  	 TAX 	  	 ; Y=Target Screen Address ($2000-$9D00)
 	  	 LDA 	 SpriteBankNum,X 	 ; Relative Sprite Number Table
 	  	 JMP 	 (SpriteBankBank,X) 	 ; Bank Number Table
 	  	  	  	 
 SpriteBankNum :
- 	 .dbyt 	 $0100,$0000,$0600,$0300,$0400,$0800,$0500,$0700 	 
-	  	 .dbyt 	 $0900,$0200 	 
+ 	 .dbyt 	 $0100,$0000,$0900,$0400,$0500,$0800,$0C00,$0B00 	 
+	  	 .dbyt 	 $0700,$0600,$0A00,$0D00,$0200,$0300 	 
 	  	  	  	 
 SpriteBankBank :
  	 .addr 	 SpriteBankBank00,SpriteBankBank00,SpriteBankBank00,SpriteBankBank00,SpriteBankBank00,SpriteBankBank00,SpriteBankBank00,SpriteBankBank00 	 
-	  	 .addr 	 SpriteBankBank00,SpriteBankBank00 	 
+	  	 .addr 	 SpriteBankBank00,SpriteBankBank00,SpriteBankBank00,SpriteBankBank00,SpriteBankBank00,SpriteBankBank00 	 
 	  	  	  	 
 SpriteBankBank00 :
  	 JSL 	 $AA0000