<s>
is	O
an	O
action-adventure	O
stealth	O
video	O
game	O
developed	O
and	O
published	O
by	O
Konami	O
for	O
the	O
MSX2	B-Operating_System
.	O
</s>
<s>
Considered	O
the	O
game	O
to	O
popularize	O
the	O
stealth	O
game	O
genre	O
,	O
it	O
was	O
the	O
first	O
video	O
game	O
to	O
be	O
fully	O
developed	O
by	O
Hideo	O
Kojima	O
,	O
who	O
would	O
go	O
on	O
to	O
direct	O
most	O
of	O
the	O
games	O
in	O
the	O
Metal	B-Application
Gear	I-Application
series	I-Application
.	O
</s>
<s>
An	O
emulated	O
Famicom	O
version	O
came	O
with	O
the	O
special	O
edition	O
of	O
Metal	B-Application
Gear	I-Application
Solid	I-Application
:	I-Application
The	I-Application
Twin	I-Application
Snakes	I-Application
on	O
GameCube	B-Application
.	O
</s>
<s>
A	O
more	O
faithful	O
port	O
of	O
the	O
MSX2	B-Operating_System
version	O
was	O
later	O
included	O
in	O
Metal	B-Application
Gear	I-Application
Solid	I-Application
3	I-Application
:	O
Subsistence	O
for	O
the	O
PlayStation	B-Device
2	I-Device
,	O
as	O
well	O
as	O
in	O
the	O
HD	O
Edition	O
of	O
the	O
same	O
game	O
released	O
for	O
the	O
PlayStation	B-Operating_System
3	I-Operating_System
,	O
Xbox	B-Operating_System
360	I-Operating_System
and	O
PlayStation	B-Device
Vita	I-Device
,	O
with	O
these	O
newer	O
ports	O
featuring	O
a	O
revised	O
translation	O
and	O
additional	O
gameplay	O
features	O
.	O
</s>
<s>
The	O
MSX	B-Operating_System
version	O
was	O
also	O
released	O
for	O
Wii	B-Operating_System
Virtual	B-Application
Console	I-Application
and	O
PC	O
.	O
</s>
<s>
Players	O
control	O
Solid	O
Snake	O
,	O
an	O
operative	O
of	O
the	O
special	B-Application
forces	I-Application
unit	O
FOXHOUND	O
,	O
who	O
goes	O
on	O
a	O
solo	O
infiltration	O
mission	O
into	O
the	O
fortified	O
state	O
of	O
Outer	O
Heaven	O
to	O
destroy	O
Metal	B-Application
Gear	I-Application
,	O
a	O
bipedal	O
walking	O
tank	O
capable	O
of	O
launching	O
nuclear	O
missiles	O
from	O
anywhere	O
in	O
the	O
world	O
,	O
as	O
well	O
as	O
rescue	O
a	O
number	O
of	O
fellow	O
agents	O
who	O
have	O
been	O
captured	O
by	O
the	O
enemy	O
.	O
</s>
<s>
The	O
MSX2	B-Operating_System
version	O
requires	O
the	O
use	O
of	O
a	O
tape	O
drive	O
(	O
such	O
as	O
the	O
Sony	O
Bitcorder	O
)	O
in	O
order	O
to	O
save	O
and	O
load	O
game	O
progress	O
from	O
checkpoints	O
.	O
</s>
<s>
A	O
Game	O
Master	O
II	O
cartridge	O
can	O
also	O
be	O
used	O
to	O
enable	O
save	O
states	O
via	O
floppy	B-Device
disks	I-Device
at	O
any	O
point	O
.	O
</s>
<s>
Metal	B-Application
Gear	I-Application
takes	O
place	O
in	O
1995	O
while	O
not	O
defined	O
in	O
the	O
Japanese	O
MSX2	B-Operating_System
version	O
of	O
the	O
game	O
,	O
which	O
referred	O
to	O
the	O
year	O
as	O
"	O
19XX	O
"	O
,	O
the	O
release	O
of	O
Metal	B-Application
Gear	I-Application
Solid	I-Application
established	O
the	O
date	O
within	O
its	O
narrative	O
.	O
</s>
<s>
The	O
game	O
forms	O
the	O
first	O
entry	O
in	O
an	O
overarching	O
plot	O
concerning	O
the	O
character	O
of	O
Solid	O
Snake	O
,	O
with	O
the	O
origins	O
of	O
the	O
game	O
's	O
plot	O
being	O
later	O
explored	O
in	O
2015	O
's	O
Metal	B-Application
Gear	I-Application
Solid	I-Application
V	I-Application
:	I-Application
The	I-Application
Phantom	I-Application
Pain	I-Application
.	O
</s>
<s>
The	O
player	O
's	O
character	O
is	O
Solid	O
Snake	O
,	O
a	O
rookie	O
member	O
of	O
the	O
special	B-Application
forces	I-Application
group	O
FOXHOUND	O
sent	O
on	O
his	O
first	O
mission	O
.	O
</s>
<s>
Among	O
the	O
prisoners	O
Snake	O
rescues	O
includes	O
Grey	O
Fox	O
(	O
Gray	O
Fox	O
in	O
the	O
later	O
versions	O
)	O
,	O
a	O
FOXHOUND	O
agent	O
who	O
was	O
captured	O
during	O
a	O
previous	O
mission	O
;	O
Dr.	O
Pettrovich	O
(	O
Dr.	O
Drago	O
Pettrovich	O
Madnar	O
in	O
later	O
releases	O
)	O
,	O
a	O
robotic	O
engineer	O
who	O
is	O
working	O
for	O
Outer	O
Heaven	O
against	O
his	O
will	O
;	O
and	O
the	O
doctor	O
's	O
daughter	O
,	O
Elen	O
,	O
who	O
was	O
kidnapped	O
by	O
the	O
enemy	O
to	O
coerce	O
her	O
father	O
into	O
developing	O
Metal	B-Application
Gear	I-Application
.	O
</s>
<s>
The	O
bosses	O
include	O
Shoot	O
Gunner	O
(	O
renamed	O
Shotmaker	O
in	O
later	O
versions	O
)	O
,	O
a	O
former	O
Spetsnaz	O
agent	O
specializing	O
in	O
the	O
riot	O
gun	O
;	O
Machinegun	O
Kid	O
,	O
a	O
former	O
SAS	O
operative	O
armed	O
with	O
a	O
machine	O
gun	O
;	O
Fire	O
Trooper	O
,	O
a	O
former	O
GSG	O
9	O
operative	O
who	O
uses	O
a	O
flamethrower	O
;	O
Coward	O
Duck	O
(	O
Dirty	O
Duck	O
in	O
later	O
releases	O
)	O
,	O
a	O
boomerang	B-General_Concept
throwing	O
terrorist	O
who	O
shields	O
himself	O
with	O
hostages	O
;	O
Arnold	O
(	O
Bloody	O
Brad	O
in	O
later	O
releases	O
)	O
,	O
two	O
TX-11	O
class	O
androids	O
designed	O
by	O
Dr.	O
Pettrovich	O
;	O
and	O
the	O
legendary	O
mercenary	O
who	O
founded	O
Outer	O
Heaven	O
,	O
whose	O
true	O
identity	O
is	O
unknown	O
until	O
the	O
end	O
.	O
</s>
<s>
The	O
special	B-Application
forces	I-Application
unit	O
FOXHOUND	O
sends	O
top	O
agent	O
Gray	O
Fox	O
to	O
infiltrate	O
the	O
fortress	O
,	O
assess	O
the	O
situation	O
and	O
neutralize	O
the	O
threat	O
.	O
</s>
<s>
FOXHOUND	O
loses	O
contact	O
with	O
Gray	O
Fox	O
a	O
few	O
days	O
later	O
,	O
with	O
his	O
last	O
transmission	O
being	O
"	O
METAL	B-Application
GEAR	I-Application
...	O
"	O
To	O
discover	O
what	O
happened	O
to	O
Gray	O
Fox	O
,	O
FOXHOUND	O
commander	O
Big	O
Boss	O
sends	O
his	O
newest	O
recruit	O
,	O
Solid	O
Snake	O
,	O
into	O
the	O
area	O
in	O
an	O
operation	O
codenamed	O
Intrude	O
N313	O
.	O
</s>
<s>
Fox	O
explains	O
that	O
Metal	B-Application
Gear	I-Application
is	O
the	O
codename	O
of	O
a	O
nuclear-equipped	O
bipedal	O
walking	O
tank	O
,	O
which	O
can	O
engage	O
in	O
all	O
forms	O
of	O
combat	O
and	O
launch	O
nuclear	O
weapons	O
from	O
any	O
location	O
.	O
</s>
<s>
Outer	O
Heaven	O
plans	O
to	O
use	O
Metal	B-Application
Gear	I-Application
to	O
impose	O
itself	O
as	O
the	O
new	O
world	O
superpower	O
.	O
</s>
<s>
To	O
destroy	O
Metal	B-Application
Gear	I-Application
and	O
topple	O
the	O
Outer	O
Heaven	O
mercenaries	O
,	O
Snake	O
rescues	O
lead	O
Metal	B-Application
Gear	I-Application
engineer	O
Dr.	O
Pettrovich	O
and	O
his	O
daughter	O
Elen	O
.	O
</s>
<s>
The	O
scientist	O
explains	O
how	O
Metal	B-Application
Gear	I-Application
can	O
be	O
destroyed	O
,	O
and	O
Snake	O
takes	O
on	O
Outer	O
Heaven	O
's	O
troops	O
.	O
</s>
<s>
Snake	O
penetrates	O
Outer	O
Heaven	O
's	O
main	O
base	O
and	O
takes	O
out	O
Metal	B-Application
Gear	I-Application
before	O
it	O
reaches	O
completion	O
.	O
</s>
<s>
Having	O
lost	O
Metal	B-Application
Gear	I-Application
and	O
much	O
of	O
his	O
force	O
,	O
Big	O
Boss	O
starts	O
the	O
self-destruct	O
sequence	O
for	O
the	O
compound	O
,	O
and	O
promises	O
he	O
will	O
not	O
die	O
alone	O
;	O
Snake	O
will	O
join	O
him	O
.	O
</s>
<s>
Metal	B-Application
Gear	I-Application
was	O
intended	O
to	O
be	O
an	O
action	O
game	O
that	O
featured	O
modern	O
military	O
combat	O
.	O
</s>
<s>
However	O
,	O
the	O
MSX2	B-Operating_System
's	O
hardware	O
limited	O
the	O
number	O
of	O
on-screen	O
bullets	O
and	O
enemies	O
,	O
which	O
Kojima	O
felt	O
impeded	O
the	O
combat	O
aspect	O
.	O
</s>
<s>
The	O
MSX2	B-Operating_System
also	O
had	O
limited	O
scrolling	O
capabilities	O
,	O
which	O
made	O
it	O
difficult	O
to	O
produce	O
a	O
smooth	O
scrolling	O
shooter	O
,	O
like	O
Konami	O
's	O
arcade	O
hit	O
Scramble	B-Application
(	O
1981	O
)	O
.	O
</s>
<s>
Kojima	O
designed	O
the	O
game	O
so	O
that	O
,	O
when	O
Snake	O
is	O
discovered	O
,	O
the	O
gameplay	O
changed	O
to	O
become	O
a	O
puzzle	O
video	O
game	O
"	O
like	O
Pac-Man	B-Application
"	O
(	O
1980	O
)	O
where	O
the	O
enemy	O
guards	O
behave	O
like	O
Pac-Man	B-Application
ghosts	O
that	O
Snake	O
needs	O
to	O
avoid	O
.	O
</s>
<s>
The	O
packaging	O
illustration	O
used	O
for	O
the	O
retail	O
releases	O
of	O
the	O
game	O
,	O
which	O
depicts	O
the	O
protagonist	O
Solid	O
Snake	O
holding	O
a	O
gun	O
,	O
was	O
traced	O
over	O
a	O
publicity	O
still	O
of	O
Michael	O
Biehn	O
posing	O
as	O
his	O
character	O
Kyle	O
Reese	O
from	O
the	O
1984	O
film	O
The	B-General_Concept
Terminator	I-General_Concept
.	O
</s>
<s>
Metal	B-Application
Gear	I-Application
was	O
originally	O
released	O
on	O
the	O
MSX2	B-Operating_System
home	O
computer	O
in	O
Japan	O
on	O
July	O
13	O
,	O
1987	O
,	O
with	O
an	O
English	O
version	O
released	O
in	O
Europe	O
during	O
the	O
same	O
year	O
.	O
</s>
<s>
On	O
August	O
18	O
,	O
2004	O
,	O
Konami	O
released	O
a	O
port	O
of	O
the	O
MSX2	B-Operating_System
Metal	B-Application
Gear	I-Application
for	O
feature	O
phones	O
through	O
their	O
Konami	O
Net	O
DX	O
service	O
in	O
Japan	O
as	O
a	O
promotional	O
tie-in	O
for	O
Metal	B-Application
Gear	I-Application
Solid	I-Application
3	I-Application
:	I-Application
Snake	I-Application
Eater	I-Application
.	O
</s>
<s>
This	O
updated	O
port	O
served	O
as	O
the	O
basis	O
for	O
the	O
version	O
included	O
on	O
the	O
second	O
disc	O
of	O
Subsistence	O
(	O
the	O
expanded	O
edition	O
of	O
Metal	B-Application
Gear	I-Application
Solid	I-Application
3	I-Application
)	O
for	O
the	O
PlayStation	B-Device
2	I-Device
released	O
in	O
2005	O
,	O
and	O
later	O
in	O
the	O
HD	O
Edition	O
released	O
for	O
the	O
PlayStation	B-Operating_System
3	I-Operating_System
and	O
Xbox	B-Operating_System
360	I-Operating_System
in	O
2011	O
and	O
for	O
PlayStation	B-Device
Vita	I-Device
in	O
2012	O
.	O
</s>
<s>
The	O
MSX2	B-Operating_System
Metal	B-Application
Gear	I-Application
would	O
be	O
released	O
as	O
a	O
Virtual	B-Application
Console	I-Application
download	O
for	O
the	B-Operating_System
Wii	I-Operating_System
in	O
Japan	O
on	O
December	O
8	O
,	O
2009	O
.	O
</s>
<s>
An	O
Amiga	B-Device
port	O
of	O
the	O
NES	O
version	O
was	O
announced	O
in	O
1989	O
,	O
but	O
was	O
not	O
released	O
;	O
although	O
an	O
unofficial	O
Amiga	B-Device
port	O
of	O
the	O
MSX2	B-Operating_System
version	O
developed	O
by	O
hobbyist	O
programmer	O
h0ffman	O
in	O
May	O
2021	O
.	O
</s>
<s>
A	O
port	O
of	O
Metal	B-Application
Gear	I-Application
for	O
the	O
Family	O
Computer	O
(	O
or	O
Famicom	O
)	O
was	O
released	O
in	O
Japan	O
on	O
December	O
22	O
,	O
1987	O
.	O
</s>
<s>
This	O
was	O
the	O
first	O
version	O
of	O
Metal	B-Application
Gear	I-Application
that	O
was	O
released	O
in	O
North	O
America	O
,	O
since	O
the	O
MSX2	B-Operating_System
platform	O
was	O
never	O
released	O
in	O
that	O
market	O
.	O
</s>
<s>
According	O
to	O
Kojima	O
,	O
the	O
port	O
was	O
developed	O
by	O
another	O
Konami	O
division	O
at	O
Tokyo	O
which	O
was	O
given	O
the	O
source	O
code	O
from	O
the	O
MSX2	B-Operating_System
version	O
without	O
the	O
consent	O
of	O
the	O
original	O
team	O
.	O
</s>
<s>
Masahiro	O
Ueno	O
,	O
who	O
worked	O
as	O
a	O
programmer	O
for	O
the	O
NES	O
version	O
,	O
has	O
stated	O
that	O
the	O
staff	O
who	O
worked	O
on	O
the	O
port	O
were	O
given	O
a	O
three-month	O
deadline	O
and	O
were	O
ordered	O
to	O
make	O
the	O
port	O
as	O
different	O
as	O
possible	O
from	O
the	O
MSX2	B-Operating_System
version	O
.	O
</s>
<s>
Due	O
to	O
hardware	O
limitations	O
with	O
the	O
mapper	O
used	O
,	O
the	O
Metal	B-Application
Gear	I-Application
boss	O
ended	O
up	O
being	O
replaced	O
by	O
a	O
Supercomputer	O
guarded	O
by	O
four	O
enemy	O
soldiers	O
.	O
</s>
<s>
Instead	O
of	O
the	O
underwater	O
infiltration	O
from	O
the	O
MSX2	B-Operating_System
version	O
,	O
the	O
NES	O
version	O
starts	O
the	O
game	O
with	O
Solid	O
Snake	O
parachuting	O
into	O
the	O
middle	O
of	O
a	O
jungle	O
alongside	O
three	O
other	O
soldiers	O
(	O
who	O
are	O
never	O
seen	O
nor	O
mentioned	O
after	O
the	O
intro	O
)	O
.	O
</s>
<s>
The	O
basement	O
floors	O
of	O
Building	O
1	O
and	O
2	O
in	O
the	O
MSX2	B-Operating_System
version	O
were	O
made	O
into	O
separate	O
buildings	O
,	O
Building	O
4	O
and	O
5	O
respectively	O
,	O
which	O
are	O
only	O
reachable	O
by	O
going	O
through	O
one	O
of	O
two	O
jungle	O
mazes	O
located	O
in	O
the	O
outdoor	O
areas	O
between	O
the	O
other	O
three	O
buildings	O
.	O
</s>
<s>
In	O
addition	O
to	O
the	O
removal	O
of	O
the	O
Metal	B-Application
Gear	I-Application
tank	O
,	O
the	O
Hind	O
D	O
boss	O
on	O
the	O
rooftop	O
of	O
Building	O
1	O
was	O
replaced	O
by	O
a	O
pair	O
of	O
armed	O
turret	O
gunners	O
called	O
"	O
Twin	O
Shot	O
"	O
.	O
</s>
<s>
The	O
NES	O
version	O
lacks	O
the	O
higher	O
alert	O
phase	O
from	O
the	O
MSX2	B-Operating_System
version	O
and	O
the	O
jetpack-wearing	O
soldiers	O
on	O
the	O
rooftops	O
of	O
Building	O
1	O
and	O
2	O
lost	O
their	O
ability	O
to	O
fly	O
(	O
making	O
them	O
act	O
more	O
like	O
regular	O
guards	O
)	O
.	O
</s>
<s>
Much	O
like	O
the	O
MSX2	B-Operating_System
version	O
,	O
the	O
English	O
localization	O
of	O
the	O
NES	O
versions	O
contains	O
numerous	O
instances	O
of	O
erroneous	O
grammar	O
,	O
such	O
as	O
"	O
Contact	O
missing	O
our	O
Grey	O
Fox	O
"	O
,	O
"	O
Uh-Oh	O
!	O
</s>
<s>
Because	O
the	O
MSX2	B-Operating_System
version	O
was	O
not	O
released	O
in	O
North	O
America	O
at	O
the	O
time	O
,	O
the	O
NES	O
version	O
was	O
the	O
one	O
that	O
served	O
as	O
the	O
basis	O
for	O
a	O
couple	O
of	O
home	O
computer	O
ports	O
released	O
by	O
Ultra	O
Games	O
in	O
1990	B-Application
for	O
the	O
Commodore	O
64	O
and	O
MS-DOS	B-Application
.	O
</s>
<s>
The	O
Commodore	O
64	O
version	O
was	O
released	O
in	O
1989	O
,	O
and	O
the	O
MS-DOS	B-Application
version	O
in	O
1990	B-Application
.	O
</s>
<s>
An	O
emulated	O
port	O
of	O
the	O
Famicom	O
version	O
was	O
also	O
included	O
in	O
a	O
bonus	O
disc	O
packaged	O
alongside	O
Metal	B-Application
Gear	I-Application
Solid	I-Application
:	I-Application
The	I-Application
Twin	I-Application
Snakes	I-Application
in	O
a	O
limited	O
edition	O
GameCube	B-Application
console	O
bundle	O
released	O
in	O
Japan	O
.	O
</s>
<s>
The	O
MSX2	B-Operating_System
version	O
of	O
Metal	B-Application
Gear	I-Application
was	O
ranked	O
on	O
MSX	B-Operating_System
Magazines	O
top	O
20	O
best	O
selling	O
MSX	B-Operating_System
games	O
in	O
Japan	O
for	O
five	O
months	O
,	O
debuting	O
at	O
no	O
.	O
</s>
<s>
It	O
was	O
the	O
second	O
top-selling	O
game	O
in	O
the	O
United	O
States	O
during	O
October	O
1988	O
,	O
just	O
below	O
Super	B-Application
Mario	I-Application
Bros	I-Application
.	I-Application
2	I-Application
,	O
and	O
remained	O
in	O
the	O
top	O
ten	O
through	O
early	O
1989	O
.	O
</s>
<s>
The	O
Games	O
Machine	O
gave	O
a	O
positive	O
review	O
of	O
the	O
MSX	B-Operating_System
version	O
,	O
giving	O
the	O
game	O
a	O
79%	O
score	O
.	O
</s>
<s>
They	O
concluded	O
positively	O
on	O
the	O
quality	O
of	O
the	O
game	O
,	O
saying	O
that	O
if	O
"	O
this	O
standard	O
of	O
Konami	O
software	O
is	O
maintained	O
then	O
maybe	O
more	O
people	O
will	O
think	O
hard	O
about	O
joining	O
the	O
other	O
200,000	O
MSX	B-Operating_System
owners	O
"	O
.	O
</s>
<s>
Game	B-Device
Players	I-Device
reviewed	O
the	O
NES	O
and	O
Commodore	O
versions	O
,	O
stating	O
Metal	B-Application
Gear	I-Application
"	O
out-Rambos	O
"	O
Rambo	O
and	O
is	O
a	O
"	O
fearsomely	O
challenging	O
"	O
game	O
that	O
"	O
takes	O
place	O
in	O
an	O
elaborate	O
maze-like	O
setting	O
and	O
has	O
plenty	O
of	O
room	O
for	O
strategy	O
as	O
well	O
as	O
stamina.	O
"	O
</s>
<s>
They	O
nonetheless	O
stated	O
that	O
Metal	B-Application
Gear	I-Application
"	O
shows	O
great	O
promise	O
for	O
future	O
Ultra	O
Games	O
entries	O
"	O
as	O
it	O
"	O
attempts	O
to	O
move	O
beyond	O
the	O
standard	O
run/jump/shoot	O
format	O
"	O
of	O
most	O
NES	O
games	O
,	O
concluding	O
the	O
game	O
to	O
be	O
"	O
a	O
potential	O
super-hit	O
that	O
,	O
unfortunately	O
,	O
is	O
sabotaged	O
by	O
its	O
own	O
weaknesses	O
"	O
.	O
</s>
<s>
The	O
NES	O
version	O
of	O
Metal	B-Application
Gear	I-Application
was	O
ranked	O
the	O
104th	O
best	O
game	O
made	O
on	O
a	O
Nintendo	O
System	O
in	O
Nintendo	B-Application
Power	I-Application
Top	O
200	O
Games	O
list	O
.	O
</s>
<s>
Its	O
success	O
led	O
to	O
the	O
creation	O
of	O
two	O
separately	O
produced	O
sequels	B-Language
;	O
the	O
first	O
one	O
,	O
Snake	B-Application
's	I-Application
Revenge	I-Application
,	O
was	O
produced	O
specifically	O
for	O
the	O
NES	O
in	O
North	O
America	O
and	O
Europe	O
in	O
1990	B-Application
and	O
the	O
other	O
,	O
Metal	B-Application
Gear	I-Application
2	I-Application
:	I-Application
Solid	I-Application
Snake	I-Application
,	O
was	O
the	O
sequel	B-Language
developed	O
by	O
Hideo	O
Kojima	O
and	O
released	O
in	O
Japan	O
for	O
the	O
MSX2	B-Operating_System
during	O
the	O
same	O
year	O
as	O
a	O
response	O
to	O
the	O
former	O
's	O
creation	O
.	O
</s>
<s>
The	O
latter	O
was	O
followed	O
by	O
Metal	B-Application
Gear	I-Application
Solid	I-Application
for	O
the	O
PlayStation	B-Device
in	O
1998	B-Application
,	O
which	O
was	O
in	O
turn	O
followed	O
by	O
numerous	O
sequels	B-Language
and	O
spinoffs	O
in	O
Metal	B-Application
Gear	I-Application
series	I-Application
.	O
</s>
<s>
The	O
intro	O
theme	O
(	O
"	O
Operation	O
Intrude	O
N313	O
"	O
)	O
,	O
main	O
theme	O
(	O
"	O
Theme	O
of	O
Tara	O
"	O
)	O
and	O
game	O
over	O
theme	O
(	O
"	O
Just	O
Another	O
Dead	O
Soldier	O
"	O
)	O
from	O
the	O
MSX2	B-Operating_System
version	O
were	O
reused	O
for	O
the	O
VR	O
Training	O
theme	O
in	O
Metal	B-Application
Gear	I-Application
Solid	I-Application
,	O
which	O
in	O
turn	O
was	O
reused	O
in	O
Metal	B-Application
Gear	I-Application
:	I-Application
Ghost	I-Application
Babel	I-Application
and	O
Metal	B-Application
Gear	I-Application
Solid	I-Application
2	O
:	O
Substance	O
.	O
</s>
<s>
"	O
Theme	O
of	O
Tara	O
"	O
is	O
one	O
of	O
the	O
tunes	O
that	O
can	O
be	O
heard	O
in	O
the	O
"	O
Shadow	B-Application
Moses	I-Application
Island	I-Application
"	O
stage	O
in	O
Super	B-Application
Smash	I-Application
Bros	I-Application
.	I-Application
Brawl	I-Application
for	O
the	B-Operating_System
Wii	I-Operating_System
,	O
the	O
music	O
for	O
the	O
beginning	O
section	O
of	O
the	O
Battleship	O
Halberd	O
Interior	O
stage	O
of	O
the	O
Adventure	O
mode	O
,	O
where	O
Snake	O
officially	O
enters	O
the	O
storyline	O
,	O
and	O
can	O
also	O
be	O
selected	O
as	O
music	O
with	O
an	O
iPod	B-Device
item	O
in	O
Metal	B-Application
Gear	I-Application
Solid	I-Application
4	I-Application
:	I-Application
Guns	I-Application
of	I-Application
the	I-Application
Patriots	I-Application
.	O
</s>
<s>
In	O
1988	O
,	O
Konami	O
published	O
a	O
gamebook	O
adaptation	O
of	O
Metal	B-Application
Gear	I-Application
in	O
Japan	O
as	O
the	O
second	O
installment	O
in	O
their	O
Konami	O
Gamebook	O
Series	O
.	O
</s>
<s>
The	O
gamebook	O
is	O
set	O
two	O
years	O
after	O
the	O
events	O
of	O
the	O
game	O
,	O
in	O
which	O
Solid	O
Snake	O
is	O
called	O
back	O
into	O
action	O
after	O
FOXHOUND	O
receives	O
intelligence	O
on	O
a	O
terrorist	O
group	O
who	O
have	O
obtained	O
the	O
plans	O
for	O
Metal	B-Application
Gear	I-Application
and	O
are	O
now	O
mass-producing	O
the	O
mech	O
.	O
</s>
<s>
In	O
1990	B-Application
,	O
a	O
novelization	O
of	O
Metal	B-Application
Gear	I-Application
was	O
published	O
in	O
the	O
U.S.	O
by	O
Scholastic	O
Books	O
as	O
part	O
of	O
their	O
Worlds	O
of	O
Power	O
series	O
of	O
novelizations	O
based	O
on	O
third-party	O
NES	O
games	O
.	O
</s>
<s>
The	O
Metal	B-Application
Gear	I-Application
book	O
was	O
written	O
by	O
Alexander	O
Frost	O
under	O
the	O
pen	O
name	O
F.X.	O
</s>
<s>
During	O
a	O
public	O
Q&A	O
event	O
conducted	O
at	O
London	O
with	O
Geoff	O
Keighley	O
on	O
March	O
13	O
,	O
2014	O
,	O
series	O
 '	O
creator	O
Hideo	O
Kojima	O
expressed	O
interest	O
in	O
developing	O
remakes	O
of	O
the	O
MSX2	B-Operating_System
Metal	B-Application
Gear	I-Application
games	O
in	O
order	O
to	O
reconcile	O
plot	O
discrepancies	O
that	O
have	O
since	O
been	O
introduced	O
into	O
the	O
series	O
,	O
but	O
had	O
no	O
plans	O
at	O
the	O
time	O
due	O
to	O
the	O
ongoing	O
development	O
of	O
Metal	B-Application
Gear	I-Application
Solid	I-Application
V	I-Application
:	I-Application
The	I-Application
Phantom	I-Application
Pain	I-Application
(	O
itself	O
a	O
prequel	O
set	O
before	O
the	O
events	O
of	O
the	O
original	O
Metal	B-Application
Gear	I-Application
)	O
.	O
</s>
<s>
However	O
,	O
Kojima	O
has	O
since	O
departed	O
from	O
Konami	O
following	O
the	O
release	O
of	O
The	B-Application
Phantom	I-Application
Pain	I-Application
,	O
leaving	O
the	O
possibility	O
of	O
such	O
remakes	O
in	O
question	O
.	O
</s>
<s>
A	O
Metal	B-Application
Gear	I-Application
remake	O
mod	O
for	O
Alien	B-Application
Swarm	I-Application
was	O
in	O
development	O
that	O
was	O
granted	O
permission	O
by	O
Konami	O
to	O
use	O
copyrighted	O
material	O
with	O
the	O
agreement	O
that	O
they	O
do	O
n't	O
make	O
a	O
profit	O
from	O
the	O
recreation	O
or	O
accept	O
donations	O
for	O
the	O
production	O
.	O
</s>
