diff --git a/res/attract-mode.txt b/res/attract-mode.txt
index 1ad2f6692..81aa4bc8a 100644
--- a/res/attract-mode.txt
+++ b/res/attract-mode.txt
@@ -37,16 +37,13 @@ Canyon Climber
 Ceiling Zero
 Drelbs
 Firebird
-Flip Out
 Formula 1 Racer
-Galaxian
 High Rise
 Lady Tut
 Nibbler
 O'Riley's Mine
 Robotron 2084
 Snake Byte
-Snoggle
 Spider Raid
 Stargate
 Stellar 7
@@ -67,6 +64,7 @@ Choplifter
 Conan
 Dino Eggs
 Dung Beetles
+Flip Out
 Gamma Goblins
 Gumball
 Hard Hat Mack
diff --git a/res/attract.conf b/res/attract.conf
index 1f5b273b9..ecdc78a36 100644
--- a/res/attract.conf
+++ b/res/attract.conf
@@ -1 +1 @@
-#
# Mega-Attract-Mode configuration file
#
# Mega-Attract-Mode is split into modules. Each module can be a
# short slideshow or a self-running demo (like a game's built-in
# 'attract mode'). Modules are run in the order listed here, one
# after the next, until interrupted by user input. The last-run
# module is tracked in the global prefs file.
#
# Format:
# key=value
#
# |key| must be unique within this file
#
# |value| must be one of
#   1 for HGR slideshow (|key| is a file containing a list of HGR graphics)
#   2 for DHGR slideshow (|key| is a file containing a list of DHGR graphics)
#   3 for self-running demo (|key| is an executable binary file)
#
# Blank lines and lines beginning with '#' are ignored (like this one!)
# A line beginning with '[' terminates the parsing
#

FLIP.OUT=3
#STARGATE=3
#STELLAR.7=3
#TRACK.AND.FIELD=3
AGENT.USA=3
GUMBALL=3
TUBEWAY=3
CIDER.SPIDER=3
CONAN=3
MR.COOL=3
CHOPLIFTER=3
HARD.HAT.MACK=3
#SPIDER.RAID=3
PACMAN=3
SERPENTINE=3
KARATEKA=3
WARP.DESTROYER=3
LOST.TOMB=3
VINDICATOR=3
REPTON=3
SAMMY.LIGHTFOOT=3
DUNG.BEETLES=3
GAMMA.GOBLINS=3
#ALIEN.DOWNPOUR=3
PIEMAN=3
ALIEN.AMBUSH=3
ALIEN.RAIN=3
AQUATRON=3
JUNGLE.HUNT=3
POOYAN=3
SHORT.CONF=1
PLASMANIA=3
SPY.HUNTER=3
DINO.EGGS=3
BOLO=3
CHAMP.LODERUN=3
SPYS.DEMISE=3
PEST.PATROL=3
PITFALL.II=3
LODE.RUNNER=3
BURGERTIME=3
SPARE.CHANGE=3
SNEAKERS=3
WAVY.NAVY=3
DHGR.CONF=2
FAVORITES.CONF=1
EFG.CONF=1
ACTIVISION.CONF=1
CD.CONF=1
BRODERBUND.CONF=1
T.CONF=1
ATARI.CONF=1
SIERRA.CONF=1
PQR.CONF=1
DATAMOST.CONF=1
MNO.CONF=1
DATASOFT.CONF=1
S.CONF=1
MICROFUN.CONF=1
AB.CONF=1
PICCADILLY.CONF=1
HIJKL.CONF=1
SIRIUS.CONF=1

[eof]
\ No newline at end of file
+#
# Mega-Attract-Mode configuration file
#
# Mega-Attract-Mode is split into modules. Each module can be a
# short slideshow or a self-running demo (like a game's built-in
# 'attract mode'). Modules are run in the order listed here, one
# after the next, until interrupted by user input. The last-run
# module is tracked in the global prefs file.
#
# Format:
# key=value
#
# |key| must be unique within this file
#
# |value| must be one of
#   1 for HGR slideshow (|key| is a file containing a list of HGR graphics)
#   2 for DHGR slideshow (|key| is a file containing a list of DHGR graphics)
#   3 for self-running demo (|key| is an executable binary file)
#
# Blank lines and lines beginning with '#' are ignored (like this one!)
# A line beginning with '[' terminates the parsing
#

STARGATE=3
#SPIDER.RAID=3
FLIP.OUT=3
#STELLAR.7=3
#TRACK.AND.FIELD=3
AGENT.USA=3
GUMBALL=3
TUBEWAY=3
CIDER.SPIDER=3
CONAN=3
MR.COOL=3
CHOPLIFTER=3
HARD.HAT.MACK=3
PACMAN=3
SERPENTINE=3
KARATEKA=3
WARP.DESTROYER=3
LOST.TOMB=3
VINDICATOR=3
REPTON=3
SAMMY.LIGHTFOOT=3
DUNG.BEETLES=3
GAMMA.GOBLINS=3
#ALIEN.DOWNPOUR=3
PIEMAN=3
ALIEN.AMBUSH=3
ALIEN.RAIN=3
AQUATRON=3
JUNGLE.HUNT=3
POOYAN=3
SHORT.CONF=1
PLASMANIA=3
SPY.HUNTER=3
DINO.EGGS=3
BOLO=3
CHAMP.LODERUN=3
SPYS.DEMISE=3
PEST.PATROL=3
PITFALL.II=3
LODE.RUNNER=3
BURGERTIME=3
SPARE.CHANGE=3
SNEAKERS=3
WAVY.NAVY=3
DHGR.CONF=2
FAVORITES.CONF=1
EFG.CONF=1
ACTIVISION.CONF=1
CD.CONF=1
BRODERBUND.CONF=1
T.CONF=1
ATARI.CONF=1
SIERRA.CONF=1
PQR.CONF=1
DATAMOST.CONF=1
MNO.CONF=1
DATASOFT.CONF=1
S.CONF=1
MICROFUN.CONF=1
AB.CONF=1
PICCADILLY.CONF=1
HIJKL.CONF=1
SIRIUS.CONF=1

[eof]
\ No newline at end of file
diff --git a/res/demo/SPIDER.RAID.1 b/res/demo/SPIDER.RAID.1
index ee7e6fb1b..d5468819b 100755
Binary files a/res/demo/SPIDER.RAID.1 and b/res/demo/SPIDER.RAID.1 differ
diff --git a/res/demo/STARGATE b/res/demo/STARGATE
new file mode 100755
index 000000000..d0b0169c6
Binary files /dev/null and b/res/demo/STARGATE differ
diff --git a/res/demo/_FileInformation.txt b/res/demo/_FileInformation.txt
index 1b5350bbf..1965f2d17 100644
--- a/res/demo/_FileInformation.txt
+++ b/res/demo/_FileInformation.txt
@@ -87,7 +87,7 @@ SPIDER.RAID=Type(06),AuxType(0300),Access(C3)
 SPIDER.RAID.1=Type(F1),AuxType(0000),Access(C3)
 SPY.HUNTER=Type(06),AuxType(0B87),Access(C3)
 SPYS.DEMISE=Type(06),AuxType(3FF1),Access(C3)
-STARGATE=Type(06),AuxType(0800),Access(C3)
+STARGATE=Type(06),AuxType(0300),Access(C3)
 STARGATE.1=Type(F1),AuxType(0000),Access(C3)
 STELLAR.7=Type(06),AuxType(0300),Access(C3)
 STELLAR.7.1=Type(F1),AuxType(0000),Access(C3)
diff --git a/res/notes/spider-raid.txt b/res/notes/spider-raid.txt
new file mode 100644
index 000000000..9c3d07d5b
--- /dev/null
+++ b/res/notes/spider-raid.txt
@@ -0,0 +1,8 @@
+$408E: 83 -> 82
+$4091: 83 -> 82 (context is AD83C0AD83C0)
+$5BF9: 8D -> 60 to disable sound (context is 209B478D30C060)
+$4056: C0 -> D0 to disable sound
+$405C: C0 -> D0 to disable sound (context is AD30C088D005AD30C0A4B7)
+$49A9: C993D0 -> 4C0001 to exit on keypress (context is AD00C01046C993)
+$5A79: AD00C0 -> A901EA (context is AD00C0A2004CAC47)
+$164B: C0 -> D0 to disable sound (context is AD30C0A5FEF01088D0)