diff --git a/games/riven_hgr/Makefile b/games/riven_hgr/Makefile
index 82b9cf2d..b86f1cbb 100644
--- a/games/riven_hgr/Makefile
+++ b/games/riven_hgr/Makefile
@@ -14,6 +14,7 @@ all:	riven_disk00.dsk \
 	riven_disk01.dsk \
 	riven_disk38.dsk riven_disk39.dsk \
 	riven_disk40.dsk riven_disk41.dsk riven_disk43.dsk \
+	riven_disk50.dsk \
 	riven_hgr.2mg
 
 
@@ -157,7 +158,17 @@ riven_disk43.dsk:	QBOOT QLOAD TITLE_43 \
 	$(DOS33_RAW) riven_disk43.dsk  16 0 disk43_files/LEVEL_LOGGED   0   0
 	$(DOS33_RAW) riven_disk43.dsk  22 0 disk43_files/LEVEL_LOGGED2  0   0
 
-
+riven_disk50.dsk:	QBOOT QLOAD TITLE_50 \
+	disk50_files/DISK50 \
+	disk50_files/LEVEL_START
+	cp $(EMPTY_DISK)/empty.dsk riven_disk50.dsk
+	$(DOS33_RAW) riven_disk50.dsk  0  0 QBOOT                0   1
+	$(DOS33_RAW) riven_disk50.dsk  0  2 QBOOT                1   1
+	$(DOS33_RAW) riven_disk50.dsk  0  4 QBOOT                2   1
+	$(DOS33_RAW) riven_disk50.dsk  0  1 disk50_files/DISK50  0   0
+	$(DOS33_RAW) riven_disk50.dsk  0  8 TITLE_50		 0   0
+	$(DOS33_RAW) riven_disk50.dsk  1  0 QLOAD                0   0
+	$(DOS33_RAW) riven_disk50.dsk  2  0 disk50_files/LEVEL_START     0   0
 
 ###
 
@@ -277,6 +288,18 @@ title_43.o:	title.s zp.inc hardware.inc \
 		graphics_title/riven_title.hgr.zx02
 	ca65 -o title_43.o title.s -DDISK=43 -l title_43.lst
 
+####
+
+TITLE_50:	title_50.o
+	ld65 -o TITLE_50 title_50.o -C $(LINKER_SCRIPTS)/apple2_4000.inc
+
+title_50.o:	title.s zp.inc hardware.inc \
+		qload.inc \
+		hgr_tables.s \
+		graphics_title/riven_title.hgr.zx02
+	ca65 -o title_50.o title.s -DDISK=50 -l title_50.lst
+
+
 
 ####
 
@@ -308,6 +331,9 @@ disk41_files/DISK41:
 disk43_files/DISK43:	
 	cd disk43_files && make
 
+disk50_files/DISK50:	
+	cd disk50_files && make
+
 ####
 
 disk38_files/LEVEL_PROJECTOR:	
@@ -346,6 +372,11 @@ disk40_files/LEVEL_OUTSIDE:
 disk43_files/LEVEL_CART:
 	cd disk43_files && make
 
+####
+
+disk50_files/LEVEL_START:
+	cd disk50_files && make
+
 
 ####
 
@@ -360,7 +391,7 @@ graphics_title/riven_title.hgr.zx02:
 clean:		
 	rm -f *~ *.o *.lst dts_block generate_common \
 	QBOOT QLOAD QLOAD_HD \
-	TITLE_00 TITLE_01 TITLE_38 TITLE_39 TITLE_40 TITLE_41 TITLE_43
+	TITLE_00 TITLE_01 TITLE_38 TITLE_39 TITLE_40 TITLE_41 TITLE_43 TITLE_50
 	cd disk00_files && make clean
 	cd disk01_files && make clean
 	cd disk38_files && make clean
@@ -368,13 +399,14 @@ clean:
 	cd disk40_files && make clean
 	cd disk41_files && make clean
 	cd disk43_files && make clean
+	cd disk50_files && make clean
 
 ####
 
 distclean:
 	rm -f *~ *.o *.lst generate_common \
 	QBOOT QLOAD QLOAD_HD \
-	TITLE_00 TITLE_01 TITLE_38 TITLE_39 TITLE_40 TITLE_41 TITLE_43
+	TITLE_00 TITLE_01 TITLE_38 TITLE_39 TITLE_40 TITLE_41 TITLE_43 TITLE_50
 	cd graphics_title && make clean
 	cd graphics_sprites && make clean
 	cd disk00_files && make distclean
@@ -384,6 +416,7 @@ distclean:
 	cd disk40_files && make distclean
 	cd disk41_files && make distclean
 	cd disk43_files && make distclean
+	cd disk50_files && make distclean
 
 ###
 
@@ -415,10 +448,12 @@ qload.inc:	generate_common QLOAD
 submit:	riven_disk00.dsk riven_disk01.dsk \
 	riven_disk38.dsk riven_disk39.dsk \
 	riven_disk40.dsk riven_disk41.dsk riven_disk43.dsk \
+	riven_disk50.dsk
 	riven_hgr.2mg
 	zip riven_hgr.zip riven_disk00.dsk riven_disk01.dsk \
-			riven_disk38.dsk riven_disk39.dsk \
-		riven_disk40.dsk riven_disk41.dsk riven_disk43.dsk
+		riven_disk38.dsk riven_disk39.dsk \
+		riven_disk40.dsk riven_disk41.dsk riven_disk43.dsk \
+		riven_disk50.dsk
 	zip riven_hgr.2mg.zip riven_hgr.2mg
 
 ###
@@ -469,7 +504,9 @@ riven_hgr.2mg:	dts_block PROBOOTHD QLOAD_HD \
 	disk43_files/LEVEL_CART \
 	disk43_files/LEVEL_BRIDGE \
 	disk43_files/LEVEL_LOGGED \
-	disk43_files/LEVEL_LOGGED2
+	disk43_files/LEVEL_LOGGED2 \
+	disk50_files/DISK50 \
+	disk50_files/LEVEL_START
 	$(PRODOSDIR)/mkprodosfs riven_hgr.2mg -n Riven -b 65535 -2
 	$(PRODOS_RAW) riven_hgr.2mg 0 PROBOOTHD 0 0
 	$(PRODOS_RAW) riven_hgr.2mg `./dts_block 0 1  0`  QLOAD_HD 0 0
@@ -511,6 +548,8 @@ riven_hgr.2mg:	dts_block PROBOOTHD QLOAD_HD \
 	$(PRODOS_RAW) riven_hgr.2mg `./dts_block 43 9  0` disk43_files/LEVEL_BRIDGE   0   0
 	$(PRODOS_RAW) riven_hgr.2mg `./dts_block 43 16 0` disk43_files/LEVEL_LOGGED   0   0
 	$(PRODOS_RAW) riven_hgr.2mg `./dts_block 43 22 0` disk43_files/LEVEL_LOGGED2  0   0
+	$(PRODOS_RAW) riven_hgr.2mg `./dts_block 50 0  2` disk50_files/DISK50  0   0
+	$(PRODOS_RAW) riven_hgr.2mg `./dts_block 50 2  0` disk50_files/LEVEL_START     0   0
 
 ###
 
diff --git a/games/riven_hgr/disk50_files/Makefile b/games/riven_hgr/disk50_files/Makefile
new file mode 100644
index 00000000..fcd0edf6
--- /dev/null
+++ b/games/riven_hgr/disk50_files/Makefile
@@ -0,0 +1,47 @@
+include ../../../Makefile.inc
+
+LINKER_SCRIPTS = ../../../linker_scripts/
+
+
+all:	DISK50 LEVEL_START
+
+####
+
+DISK50:	disk50.o
+	ld65 -o DISK50 disk50.o -C $(LINKER_SCRIPTS)/apple2_4000.inc
+
+disk50.o:	disk50.s ../zp.inc
+	ca65 -o disk50.o disk50.s -l disk50.lst
+
+####
+
+LEVEL_START:	level_start.o
+	ld65 -o LEVEL_START level_start.o -C $(LINKER_SCRIPTS)/apple2_4000.inc
+
+level_start.o:	level_start.s \
+		../zp.inc ../hardware.inc ../qload.inc \
+		../common_defines.inc disk50_defines.inc \
+		leveldata_start.inc \
+		graphics_start/start_graphics.inc
+	ca65 -o level_start.o level_start.s -l level_start.lst
+
+####
+
+graphics_start/start_graphics.inc:
+	cd graphics_start && make
+
+####
+
+clean:		
+	rm -f *~ *.o *.lst \
+		LEVEL_START
+
+####
+
+distclean:
+	rm -f *~ *.o *.lst \
+		LEVEL_START
+	cd graphics_start && make clean
+
+
+
diff --git a/games/riven_hgr/disk50_files/disk50.s b/games/riven_hgr/disk50_files/disk50.s
new file mode 100644
index 00000000..99495749
--- /dev/null
+++ b/games/riven_hgr/disk50_files/disk50.s
@@ -0,0 +1,68 @@
+.include "../zp.inc"
+.include "../disk43_files/disk43_defines.inc"
+.include "../disk00_files/disk00_defines.inc"
+
+which_disk_bcd:
+	.byte	$50		; BCD
+
+which_disk_bin:
+	.byte	50
+
+load_address_array:
+	.byte	$40,$40,$40,$40	; TITLE, START
+	.byte	$40,$00,$00,$00 ;
+
+track_array:
+	.byte	0, 2, 9,16	; TITLE, START
+	.byte	22,0,0,0	;
+
+sector_array:
+	.byte	8, 0, 0, 0	; TITLE, START
+	.byte	0,0,0,0		;
+
+length_array:
+	.byte	8, 96,84, 96	; TITLE, START
+	.byte	80,0,0,0
+
+	; disk 50
+
+disk_exit_disk: ; note: not BCD anymore
+	.byte	0
+	.byte	0
+	.byte	0
+	.byte	0
+
+disk_exit_disk_bcd: ; note: not BCD anymore
+	.byte	0
+	.byte	0
+	.byte	0
+	.byte	0
+
+
+disk_exit_dni_h:
+	.byte	0		; 41 = 1*25 + 3*5 + 1
+	.byte	0
+	.byte	0
+	.byte	0
+disk_exit_dni_l:
+	.byte	0
+	.byte	0
+	.byte	0
+	.byte	0
+
+			;
+disk_exit_load:
+	.byte	0
+	.byte	0
+	.byte	0
+	.byte	LOAD_CYAN
+disk_exit_level:
+	.byte	0
+	.byte	0
+	.byte	0
+	.byte	0
+disk_exit_direction:
+	.byte	0
+	.byte	0
+	.byte	0
+	.byte	0
diff --git a/games/riven_hgr/disk50_files/disk50_defines.inc b/games/riven_hgr/disk50_files/disk50_defines.inc
new file mode 100644
index 00000000..aeadf730
--- /dev/null
+++ b/games/riven_hgr/disk50_files/disk50_defines.inc
@@ -0,0 +1,10 @@
+LOAD_TITLE_50	=	0
+LOAD_START	=	1
+
+;================================
+; Level definitions
+
+; START
+
+RIVEN_START_LOCATION	=	0
+
diff --git a/games/riven_hgr/disk50_files/graphics_start/Makefile b/games/riven_hgr/disk50_files/graphics_start/Makefile
new file mode 100644
index 00000000..a5587776
--- /dev/null
+++ b/games/riven_hgr/disk50_files/graphics_start/Makefile
@@ -0,0 +1,27 @@
+include ../../../../Makefile.inc
+
+ZX02 = ~/research/6502_compression/zx02.git/build/zx02 -f
+PNG_TO_HGR = ../../../../utils/hgr-utils/png2hgr
+
+all:	start_graphics.inc
+
+start_graphics.inc:	\
+	start_n.hgr.zx02 start_w.hgr.zx02 start_e.hgr.zx02 start_s.hgr.zx02
+	echo "start_n_zx02: .incbin \"start_n.hgr.zx02\"" > start_graphics.inc
+	echo "start_w_zx02: .incbin \"start_w.hgr.zx02\"" >> start_graphics.inc
+	echo "start_e_zx02: .incbin \"start_e.hgr.zx02\"" >> start_graphics.inc
+	echo "start_s_zx02: .incbin \"start_s.hgr.zx02\"" >> start_graphics.inc
+
+####
+
+%.hgr: %.png
+	$(PNG_TO_HGR) $< > $@
+
+%.hgr.zx02: %.hgr
+	$(ZX02) -f $< $@
+
+####
+
+clean:
+	rm -f *~ *.o *.lst  *.zx02 *.hgr start_graphics.inc
+
diff --git a/games/riven_hgr/disk50_files/graphics_start/start_e.png b/games/riven_hgr/disk50_files/graphics_start/start_e.png
new file mode 100644
index 00000000..e33c0b4c
Binary files /dev/null and b/games/riven_hgr/disk50_files/graphics_start/start_e.png differ
diff --git a/games/riven_hgr/disk50_files/graphics_start/start_n.png b/games/riven_hgr/disk50_files/graphics_start/start_n.png
new file mode 100644
index 00000000..ea2c6cfd
Binary files /dev/null and b/games/riven_hgr/disk50_files/graphics_start/start_n.png differ
diff --git a/games/riven_hgr/disk50_files/graphics_start/start_s.png b/games/riven_hgr/disk50_files/graphics_start/start_s.png
new file mode 100644
index 00000000..c1df8aca
Binary files /dev/null and b/games/riven_hgr/disk50_files/graphics_start/start_s.png differ
diff --git a/games/riven_hgr/disk50_files/graphics_start/start_w.png b/games/riven_hgr/disk50_files/graphics_start/start_w.png
new file mode 100644
index 00000000..701c587b
Binary files /dev/null and b/games/riven_hgr/disk50_files/graphics_start/start_w.png differ
diff --git a/games/riven_hgr/disk50_files/level_start.s b/games/riven_hgr/disk50_files/level_start.s
new file mode 100644
index 00000000..a408d65f
--- /dev/null
+++ b/games/riven_hgr/disk50_files/level_start.s
@@ -0,0 +1,113 @@
+; Riven -- Book Island, Arrival
+
+; by deater (Vince Weaver) <vince@deater.net>
+
+; Zero Page
+	.include "../zp.inc"
+	.include "../hardware.inc"
+	.include "../common_defines.inc"
+	.include "../qload.inc"
+	.include "disk50_defines.inc"
+
+riven_start:
+
+	;===================
+	; init screen
+	;===================
+
+;	jsr	TEXT
+;	jsr	HOME
+	bit	KEYRESET
+
+	bit	SET_GR
+	bit	PAGE1
+	bit	HIRES
+	bit	FULLGR
+
+	;========================
+	; set up location
+	;========================
+
+	lda	#<locations
+	sta	LOCATIONS_L
+	lda	#>locations
+	sta	LOCATIONS_H
+
+	lda	#0
+	sta	DRAW_PAGE
+	sta	LEVEL_OVER
+
+	lda	#0
+	sta	JOYSTICK_ENABLED
+	sta	UPDATE_POINTER
+
+	lda	#1
+	sta	CURSOR_VISIBLE
+
+	lda	#20
+	sta	CURSOR_X
+	sta	CURSOR_Y
+
+
+
+
+	;===================================
+	; init
+	;===================================
+
+; done in title
+
+;	lda	#$20
+;	sta	HGR_PAGE
+;	jsr	hgr_make_tables
+
+	jsr	change_location
+
+	jsr     save_bg_14x14           ; save old bg
+
+game_loop:
+
+	;===================================
+	; draw pointer
+	;===================================
+
+	jsr	draw_pointer
+
+	;===================================
+	; handle keypress/joystick
+	;===================================
+
+	jsr	handle_keypress
+
+	;===================================
+	; increment frame count
+	;===================================
+
+	inc	FRAMEL
+	bne	frame_no_oflo
+
+	inc	FRAMEH
+frame_no_oflo:
+
+	;====================================
+	; check level over
+	;====================================
+
+	lda	LEVEL_OVER
+	bne	really_exit
+
+	jmp	game_loop
+
+really_exit:
+
+	rts
+
+
+	;==========================
+	; includes
+	;==========================
+
+
+.include "graphics_start/start_graphics.inc"
+
+.include "leveldata_start.inc"
diff --git a/games/riven_hgr/disk50_files/leveldata_start.inc b/games/riven_hgr/disk50_files/leveldata_start.inc
new file mode 100644
index 00000000..adaf6a2c
--- /dev/null
+++ b/games/riven_hgr/disk50_files/leveldata_start.inc
@@ -0,0 +1,23 @@
+;===============================================
+; level data for Start level
+;===============================================
+
+locations:
+	.word location0
+
+; RIVEN_START_LOCATION	-- just arrived by cart
+location0:
+	.byte	$FF		; north exit
+	.byte	$ff		; south exit
+	.byte	$ff		; east exit
+	.byte	$ff		; west exit
+	.byte	DIRECTION_E	; north exit_dir
+	.byte	DIRECTION_E	; south exit_dir
+	.byte	$ff		; east exit_dir
+	.byte	$ff		; west exit_dir
+	.word	start_n_zx02	; north bg
+	.word	start_s_zx02	; south bg
+	.word	start_e_zx02	; east bg
+	.word	start_w_zx02	; west bg
+	.byte	BG_EAST|BG_NORTH|BG_SOUTH|BG_WEST	; all bgs
+	.byte	$ff		; special exit
diff --git a/games/riven_hgr/title.s b/games/riven_hgr/title.s
index 299a194f..4c62ff15 100644
--- a/games/riven_hgr/title.s
+++ b/games/riven_hgr/title.s
@@ -36,6 +36,10 @@
 	.include "disk43_files/disk43_defines.inc"
 .endif
 
+.if DISK=50
+	.include "disk50_files/disk50_defines.inc"
+.endif
+
 
 riven_title:
 
@@ -501,6 +505,18 @@ game_continue:
 	sta	DIRECTION
 .endif
 
+.if DISK=50
+	lda	#LOAD_START
+	sta	WHICH_LOAD
+
+	lda	#RIVEN_START_LOCATION
+	sta	LOCATION
+
+	lda	#DIRECTION_N
+	sta	DIRECTION
+.endif
+
+
 
 	rts