diff --git a/Macros.asm b/Macros.asm
index 314f3bef..f53ef57a 100644
--- a/Macros.asm
+++ b/Macros.asm
@@ -20,7 +20,7 @@ locVRAM:	macro loc,controlport
 		if (narg=1)
 		move.l	#($40000000+((loc&$3FFF)<<16)+((loc&$C000)>>14)),(vdp_control_port).l
 		else
-		move.l	#($40000000+((loc&$3FFF)<<16)+((loc&$C000)>>14)),controlport
+		move.l	#($40000000+((loc&$3FFF)<<16)+((loc&$C000)>>14)),\controlport
 		endc
 		endm
 
@@ -29,13 +29,13 @@ locVRAM:	macro loc,controlport
 ; input: source, length, destination
 ; ---------------------------------------------------------------------------
 
-writeVRAM:	macro
+writeVRAM:	macro source,length,destination
 		lea	(vdp_control_port).l,a5
-		move.l	#$94000000+(((\2>>1)&$FF00)<<8)+$9300+((\2>>1)&$FF),(a5)
-		move.l	#$96000000+(((\1>>1)&$FF00)<<8)+$9500+((\1>>1)&$FF),(a5)
-		move.w	#$9700+((((\1>>1)&$FF0000)>>16)&$7F),(a5)
-		move.w	#$4000+(\3&$3FFF),(a5)
-		move.w	#$80+((\3&$C000)>>14),(v_vdp_buffer2).w
+		move.l	#$94000000+(((length>>1)&$FF00)<<8)+$9300+((length>>1)&$FF),(a5)
+		move.l	#$96000000+(((source>>1)&$FF00)<<8)+$9500+((source>>1)&$FF),(a5)
+		move.w	#$9700+((((source>>1)&$FF0000)>>16)&$7F),(a5)
+		move.w	#$4000+(destination&$3FFF),(a5)
+		move.w	#$80+((destination&$C000)>>14),(v_vdp_buffer2).w
 		move.w	(v_vdp_buffer2).w,(a5)
 		endm
 
@@ -44,13 +44,13 @@ writeVRAM:	macro
 ; input: source, length, destination
 ; ---------------------------------------------------------------------------
 
-writeCRAM:	macro
+writeCRAM:	macro source,length,destination
 		lea	(vdp_control_port).l,a5
-		move.l	#$94000000+(((\2>>1)&$FF00)<<8)+$9300+((\2>>1)&$FF),(a5)
-		move.l	#$96000000+(((\1>>1)&$FF00)<<8)+$9500+((\1>>1)&$FF),(a5)
-		move.w	#$9700+((((\1>>1)&$FF0000)>>16)&$7F),(a5)
-		move.w	#$C000+(\3&$3FFF),(a5)
-		move.w	#$80+((\3&$C000)>>14),(v_vdp_buffer2).w
+		move.l	#$94000000+(((length>>1)&$FF00)<<8)+$9300+((length>>1)&$FF),(a5)
+		move.l	#$96000000+(((source>>1)&$FF00)<<8)+$9500+((source>>1)&$FF),(a5)
+		move.w	#$9700+((((source>>1)&$FF0000)>>16)&$7F),(a5)
+		move.w	#$C000+(destination&$3FFF),(a5)
+		move.w	#$80+((destination&$C000)>>14),(v_vdp_buffer2).w
 		move.w	(v_vdp_buffer2).w,(a5)
 		endm
 
@@ -73,9 +73,9 @@ fillVRAM:	macro value,length,loc
 ; input: source, destination, width [cells], height [cells]
 ; ---------------------------------------------------------------------------
 
-copyTilemap:	macro source,loc,width,height
+copyTilemap:	macro source,destination,width,height
 		lea	(source).l,a1
-		move.l	#$40000000+((loc&$3FFF)<<16)+((loc&$C000)>>14),d0
+		locVRAM	\destination,d0
 		moveq	#width,d1
 		moveq	#height,d2
 		bsr.w	TilemapToVRAM
@@ -244,11 +244,11 @@ out_of_range:	macro exit,pos
 ; ---------------------------------------------------------------------------
 
 gotoSRAM:	macro
-		move.b  #1,($A130F1).l
+		move.b	#1,($A130F1).l
 		endm
 
 gotoROM:	macro
-		move.b  #0,($A130F1).l
+		move.b	#0,($A130F1).l
 		endm
 
 ; ---------------------------------------------------------------------------
diff --git a/_inc/HUD (part 2).asm b/_inc/HUD (part 2).asm
index 3292f282..5e135278 100644
--- a/_inc/HUD (part 2).asm	
+++ b/_inc/HUD (part 2).asm	
@@ -152,7 +152,7 @@ Hud_ClrBonusLoop:
 
 
 Hud_Lives:
-		hudVRAM	$FBA0		; set VRAM address
+		locVRAM	$FBA0,d0	; set VRAM address
 		moveq	#0,d1
 		move.b	(v_lives).w,d1	; load number of lives
 		lea	(Hud_10).l,a2
diff --git a/_inc/HUD_Update.asm b/_inc/HUD_Update.asm
index 7c9d66dc..7541d92e 100644
--- a/_inc/HUD_Update.asm
+++ b/_inc/HUD_Update.asm
@@ -4,11 +4,6 @@
 
 ; ||||||||||||||| S U B	R O U T	I N E |||||||||||||||||||||||||||||||||||||||
 
-hudVRAM:	macro loc
-		move.l	#($40000000+((loc&$3FFF)<<16)+((loc&$C000)>>14)),d0
-		endm
-
-
 HUD_Update:
 		tst.w	(f_debugmode).w	; is debug mode	on?
 		bne.w	HudDebug	; if yes, branch
@@ -16,7 +11,7 @@ HUD_Update:
 		beq.s	@chkrings	; if not, branch
 
 		clr.b	(f_scorecount).w
-		hudVRAM	$DC80		; set VRAM address
+		locVRAM	$DC80,d0	; set VRAM address
 		move.l	(v_score).w,d1	; load score
 		bsr.w	Hud_Score
 
@@ -28,7 +23,7 @@ HUD_Update:
 
 	@notzero:
 		clr.b	(f_ringcount).w
-		hudVRAM	$DF40		; set VRAM address
+		locVRAM	$DF40,d0	; set VRAM address
 		moveq	#0,d1
 		move.w	(v_rings).w,d1	; load number of rings
 		bsr.w	Hud_Rings
@@ -56,11 +51,11 @@ HUD_Update:
 		move.b	#9,(a1)		; keep as 9
 
 	@updatetime:
-		hudVRAM	$DE40
+		locVRAM	$DE40,d0
 		moveq	#0,d1
 		move.b	(v_timemin).w,d1 ; load	minutes
 		bsr.w	Hud_Mins
-		hudVRAM	$DEC0
+		locVRAM	$DEC0,d0
 		moveq	#0,d1
 		move.b	(v_timesec).w,d1 ; load	seconds
 		bsr.w	Hud_Secs
@@ -105,13 +100,13 @@ HudDebug:
 
 	@notzero:
 		clr.b	(f_ringcount).w
-		hudVRAM	$DF40		; set VRAM address
+		locVRAM	$DF40,d0	; set VRAM address
 		moveq	#0,d1
 		move.w	(v_rings).w,d1	; load number of rings
 		bsr.w	Hud_Rings
 
 	@objcounter:
-		hudVRAM	$DEC0		; set VRAM address
+		locVRAM	$DEC0,d0	; set VRAM address
 		moveq	#0,d1
 		move.b	(v_spritecount).w,d1 ; load "number of objects" counter
 		bsr.w	Hud_Secs
diff --git a/_inc/Pattern Load Cues.asm b/_inc/Pattern Load Cues.asm
index 884184f1..883ddb14 100644
--- a/_inc/Pattern Load Cues.asm	
+++ b/_inc/Pattern Load Cues.asm	
@@ -302,7 +302,7 @@ PLC_GHZAnimals:	dc.w ((PLC_GHZAnimalsend-PLC_GHZAnimals-2)/6)-1
 ; Pattern load cues - LZ animals
 ; ---------------------------------------------------------------------------
 PLC_LZAnimals:	dc.w ((PLC_LZAnimalsend-PLC_LZAnimals-2)/6)-1
-		plcm	Nem_BlackBird, $B000	; blackbird
+		plcm	Nem_Penguin, $B000	; penguin
 		plcm	Nem_Seal, $B240		; seal
 	PLC_LZAnimalsend:
 ; ---------------------------------------------------------------------------
@@ -330,7 +330,7 @@ PLC_SYZAnimals:	dc.w ((PLC_SYZAnimalsend-PLC_SYZAnimals-2)/6)-1
 ; Pattern load cues - SBZ animals
 ; ---------------------------------------------------------------------------
 PLC_SBZAnimals:	dc.w ((PLC_SBZAnimalsend-PLC_SBZAnimals-2)/6)-1
-		plcm	Nem_Rabbit, $B000		; rabbit
+		plcm	Nem_Rabbit, $B000	; rabbit
 		plcm	Nem_Chicken, $B240	; chicken
 	PLC_SBZAnimalsend:
 ; ---------------------------------------------------------------------------
@@ -356,7 +356,7 @@ PLC_Ending:	dc.w ((PLC_Endingend-PLC_Ending-2)/6)-1
 		endc
 		plcm	Nem_Rabbit, $AA60	; rabbit
 		plcm	Nem_Chicken, $ACA0	; chicken
-		plcm	Nem_BlackBird, $AE60	; blackbird
+		plcm	Nem_Penguin, $AE60	; penguin
 		plcm	Nem_Seal, $B0A0		; seal
 		plcm	Nem_Pig, $B260		; pig
 		plcm	Nem_Flicky, $B4A0	; flicky
diff --git a/_incObj/26 Monitor (SolidSides subroutine).asm b/_incObj/26 Monitor (SolidSides subroutine).asm
index cbe42ffb..00ea2e27 100644
--- a/_incObj/26 Monitor (SolidSides subroutine).asm	
+++ b/_incObj/26 Monitor (SolidSides subroutine).asm	
@@ -63,4 +63,4 @@ loc_A4EA:
 		bcc.s	loc_A4E2
 		moveq	#-1,d1
 		rts	
-; End of function Obj26_SolidSides
+; End of function Mon_SolidSides
diff --git a/_incObj/89 Ending Sequence STH.asm b/_incObj/89 Ending Sequence STH.asm
index b08ac1bb..97c3bd09 100644
--- a/_incObj/89 Ending Sequence STH.asm	
+++ b/_incObj/89 Ending Sequence STH.asm	
@@ -4,7 +4,7 @@
 
 EndSTH:
 		moveq	#0,d0
-		move.b	$24(a0),d0
+		move.b	obRoutine(a0),d0
 		move.w	ESth_Index(pc,d0.w),d1
 		if Revision=0
 		jmp	ESth_Index(pc,d1.w)
@@ -58,4 +58,4 @@ ESth_GotoCredits:
 		bra.w	DisplaySprite
 		else
 		rts
-		endc
\ No newline at end of file
+		endc
diff --git a/artnem/Animal Blackbird.bin b/artnem/Animal Penguin.bin
similarity index 100%
rename from artnem/Animal Blackbird.bin
rename to artnem/Animal Penguin.bin
diff --git a/s1.sounddriver.asm b/s1.sounddriver.asm
index a1670028..c18b719e 100644
--- a/s1.sounddriver.asm
+++ b/s1.sounddriver.asm
@@ -146,7 +146,7 @@ UpdateMusic:
 ; loc_71BB2:
 @skipfadein:
 		; DANGER! The following line only checks v_soundqueue0 and v_soundqueue1, breaking v_soundqueue2.
-		tst.w	v_soundqueue0(a6)	; is a music or sound queued for played?
+		tst.w	v_soundqueue0(a6)	; is a music or sound queued for playing?
 		beq.s	@nosndinput		; if not, branch
 		jsr	CycleSoundQueue(pc)
 ; loc_71BBC:
@@ -202,7 +202,7 @@ UpdateMusic:
 @sfxpsgloop:
 		adda.w	#TrackSz,a5
 		tst.b	(a5)			; Is track playing? (TrackPlaybackControl)
-		bpl.s	@sfxpsgnext		; Branch of not
+		bpl.s	@sfxpsgnext		; Branch if not
 		jsr	PSGUpdateTrack(pc)
 ; loc_71C22:
 @sfxpsgnext:
@@ -420,7 +420,7 @@ NoteTimeoutUpdate:
 		subq.b	#1,TrackNoteTimeout(a5)	; Update note fill timeout
 		bne.s	@locret				; Return if it hasn't expired
 		bset	#1,(a5)				; Put track at rest (TrackPlaybackControl)
-		tst.b	TrackVoiceControl(a5)		; Is this a psg track?
+		tst.b	TrackVoiceControl(a5)		; Is this a PSG track?
 		bmi.w	@psgnoteoff			; If yes, branch
 		jsr	FMNoteOff(pc)
 		addq.w	#4,sp				; Do not return to caller
@@ -620,7 +620,7 @@ CycleSoundQueue:
 		cmp.b	d3,d2			; Is it a lower priority sound?
 		blo.s	@nextinput		; Branch if yes
 		move.b	d2,d3			; Store new priority
-		move.b	d1,v_sound_id(a6)	; Queue sound for play
+		move.b	d1,v_sound_id(a6)	; Queue sound for playing
 ; loc_71F3E:
 @nextinput:
 		dbf	d4,@inputloop
@@ -781,7 +781,7 @@ Sound_PlayBGM:
 		lea	v_music_fmdac_tracks(a6),a1
 		lea	FMDACInitBytes(pc),a2
 ; loc_72098:
-@bmg_fmloadloop:
+@bgm_fmloadloop:
 		bset	#7,(a1)				; Initial playback control: set 'track playing' bit (TrackPlaybackControl)
 		move.b	(a2)+,TrackVoiceControl(a1)	; Voice control bits
 		move.b	d4,TrackTempoDivider(a1)
@@ -791,10 +791,10 @@ Sound_PlayBGM:
 		moveq	#0,d0
 		move.w	(a4)+,d0			; load DAC/FM pointer
 		add.l	a3,d0				; Relative pointer
-		move.l	d0,TrackDataPointer(a1)	; Store track pointer
+		move.l	d0,TrackDataPointer(a1)		; Store track pointer
 		move.w	(a4)+,TrackTranspose(a1)	; load FM channel modifier
 		adda.w	d6,a1
-		dbf	d7,@bmg_fmloadloop
+		dbf	d7,@bgm_fmloadloop
 		
 		cmpi.b	#7,2(a3)	; Are 7 FM tracks defined?
 		bne.s	@silencefm6
diff --git a/sonic.asm b/sonic.asm
index 49f69722..b7ddab4a 100644
--- a/sonic.asm
+++ b/sonic.asm
@@ -3457,7 +3457,7 @@ SS_BGLoad:
 		lea	(Eni_SSBg1).l,a0 ; load	mappings for the birds and fish
 		move.w	#$4051,d0
 		bsr.w	EniDec
-		move.l	#$50000001,d3
+		locVRAM	$5000,d3
 		lea	($FF0080).l,a2
 		moveq	#6,d7
 
@@ -3506,16 +3506,8 @@ loc_491C:
 		lea	(Eni_SSBg2).l,a0 ; load	mappings for the clouds
 		move.w	#$4000,d0
 		bsr.w	EniDec
-		lea	($FF0000).l,a1
-		move.l	#$40000003,d0
-		moveq	#$3F,d1
-		moveq	#$1F,d2
-		bsr.w	TilemapToVRAM
-		lea	($FF0000).l,a1
-		move.l	#$50000003,d0
-		moveq	#$3F,d1
-		moveq	#$3F,d2
-		bsr.w	TilemapToVRAM
+		copyTilemap	$FF0000,$C000,$3F,$1F
+		copyTilemap	$FF0000,$D000,$3F,$3F
 		rts	
 ; End of function SS_BGLoad
 
@@ -8277,7 +8269,7 @@ SS_AniEmeraldSparks:
 		bne.s	locret_1B60C
 		clr.l	(a0)
 		clr.l	4(a0)
-		move.b	#4,($FFFFD024).w
+		move.b	#4,(v_player+obRoutine).w
 		move.w	#sfx_SSGoal,d0
 		jsr	(PlaySound_Special).l	; play special stage GOAL sound
 
@@ -8878,7 +8870,7 @@ Nem_Rabbit:	incbin	"artnem\Animal Rabbit.bin"
 		even
 Nem_Chicken:	incbin	"artnem\Animal Chicken.bin"
 		even
-Nem_BlackBird:	incbin	"artnem\Animal Blackbird.bin"
+Nem_Penguin:	incbin	"artnem\Animal Penguin.bin"
 		even
 Nem_Seal:	incbin	"artnem\Animal Seal.bin"
 		even