<s>
Castle	B-Application
Wolfenstein	I-Application
is	O
a	O
1981	O
action-adventure	O
game	O
that	O
was	O
developed	O
by	O
Muse	O
Software	O
for	O
the	O
Apple	B-Device
II	I-Device
home	O
computer	O
.	O
</s>
<s>
An	O
Atari	B-Device
8-bit	I-Device
family	I-Device
port	O
was	O
released	O
in	O
1982	O
and	O
was	O
followed	O
by	O
versions	O
for	O
Commodore	O
64	O
(	O
1983	O
)	O
and	O
MS-DOS	B-Application
(	O
1984	O
)	O
.	O
</s>
<s>
The	O
player	O
takes	O
the	O
role	O
of	O
an	O
Allied	O
prisoner	B-Application
of	I-Application
war	I-Application
who	O
is	O
held	O
captive	O
in	O
the	O
fictional	O
Castle	B-Application
Wolfenstein	I-Application
.	O
</s>
<s>
The	O
game	O
was	O
received	O
positively	O
amongst	O
critics	O
and	O
became	O
one	O
of	O
the	O
best-selling	B-Application
games	I-Application
of	O
the	O
early	O
1980s	O
.	O
</s>
<s>
Castle	B-Application
Wolfenstein	I-Application
is	O
a	O
two-dimensional	O
action-adventure	O
game	O
that	O
is	O
played	O
from	O
a	O
top-down	O
perspective	O
using	O
a	O
keyboard	B-Device
,	O
joystick	B-Device
,	O
or	O
paddles	B-Device
.	O
</s>
<s>
It	O
has	O
also	O
been	O
described	O
as	O
a	O
maze	B-Application
game	I-Application
.	O
</s>
<s>
The	O
player	O
takes	O
the	O
role	O
of	O
an	O
Allied	O
spy	O
that	O
has	O
been	O
captured	O
by	O
Nazis	O
and	O
imprisoned	O
in	O
a	O
dungeon	O
within	O
Castle	B-Application
Wolfenstein	I-Application
for	O
interrogation	O
by	O
the	O
SS	O
Stormtroopers	O
.	O
</s>
<s>
Castle	B-Application
Wolfenstein	I-Application
was	O
developed	O
by	O
Silas	B-Application
Warner	I-Application
at	O
Muse	O
Software	O
and	O
the	O
game	O
's	O
cover	O
art	O
was	O
drawn	O
by	O
John	O
Benson	O
.	O
</s>
<s>
Within	O
the	O
same	O
day	O
,	O
he	O
played	O
Berzerk	B-Application
,	O
a	O
multi-directional	O
shooter	O
arcade	O
game	O
in	O
which	O
the	O
player	O
navigates	O
through	O
a	O
maze	B-Application
with	O
laser-shooting	O
robots	O
.	O
</s>
<s>
He	O
designed	O
the	O
game	O
's	O
architecture	O
using	O
three	O
programs	O
,	O
each	O
of	O
which	O
was	O
on	O
separate	O
floppy	B-Device
disks	I-Device
and	O
later	O
integrated	O
into	O
a	O
single	O
floppy	B-Device
disk	I-Device
.	O
</s>
<s>
For	O
the	O
soundtrack	O
,	O
he	O
implemented	O
his	O
own	O
voice	O
for	O
the	O
German	O
guards	O
,	O
using	O
Apple	B-Device
II	I-Device
software	O
called	O
The	O
Voice	O
(	O
also	O
published	O
by	O
Muse	O
Software	O
)	O
.	O
</s>
<s>
Muse	O
Software	O
released	O
Castle	B-Application
Wolfenstein	I-Application
in	O
September	O
1981	O
for	O
the	O
Apple	B-Device
II	I-Device
and	O
the	O
game	O
was	O
ported	O
to	O
other	O
platforms	O
.	O
</s>
<s>
It	O
was	O
first	O
ported	O
to	O
the	O
Atari	B-Device
8-bit	I-Device
family	I-Device
six	O
months	O
after	O
the	O
Apple	O
release	O
,	O
then	O
to	O
the	O
Commodore	O
64	O
in	O
1983	O
and	O
to	O
MS-DOS	B-Application
in	O
1984	O
.	O
</s>
<s>
Following	O
the	O
game	O
's	O
release	O
,	O
a	O
software	O
developed	O
by	O
Moxie	O
,	O
The	O
Great	O
Escape	O
Utility	O
,	O
was	O
marketed	O
in	O
1983	O
,	O
promising	O
bug	B-Error_Name
fixes	O
to	O
speed	O
up	O
the	O
opening	O
of	O
chests	O
and	O
the	O
startup	O
time	O
of	O
the	O
game	O
.	O
</s>
<s>
According	O
to	O
Harvey	O
Bernstein	O
of	O
Antic	O
,	O
after	O
its	O
release	O
,	O
Castle	B-Application
Wolfenstein	I-Application
"	O
quickly	O
shot	O
to	O
the	O
top	O
of	O
the	O
charts	O
"	O
and	O
became	O
"	O
one	O
of	O
the	O
most	O
popular	O
games	O
for	O
any	O
microcomputer	O
"	O
.	O
</s>
<s>
Creative	B-General_Concept
Computing	I-General_Concept
Video	O
and	O
Arcade	O
Gamess	O
Andrew	O
Brill	O
complained	O
about	O
the	O
Apple	O
version	O
's	O
slow	O
gameplay	O
,	O
which	O
according	O
to	O
Brill	O
is	O
mainly	O
due	O
to	O
the	O
time	O
taken	O
to	O
open	O
chests	O
that	O
contain	O
"	O
completely	O
useless	O
"	O
items	O
,	O
which	O
Brill	O
regarded	O
as	O
the	O
game	O
's	O
"	O
most	O
frustrating	O
feature	O
"	O
,	O
but	O
added	O
"	O
thrill	O
of	O
the	O
escape	O
"	O
is	O
"	O
worth	O
the	O
wait	O
"	O
.	O
</s>
<s>
Richard	O
Herring	O
of	O
Ahoy	O
!,	O
reviewing	O
the	O
game	O
's	O
Commodore	O
64	O
port	O
,	O
also	O
complained	O
about	O
Castle	B-Application
Wolfensteins	I-Application
slow	O
gameplay	O
,	O
especially	O
the	O
long	O
time	O
it	O
took	O
to	O
open	O
the	O
chests	O
.	O
</s>
<s>
He	O
also	O
stated	O
that	O
each	O
room	O
must	O
be	O
loaded	O
from	O
the	O
floppy	B-Device
disk	I-Device
,	O
causing	O
a	O
lag	B-Application
when	O
each	O
room	O
is	O
entered	O
.	O
</s>
<s>
Herring	O
also	O
mentioned	O
a	O
bug	B-Error_Name
,	O
in	O
which	O
if	O
the	O
player	O
character	O
bumps	O
into	O
a	O
wall	O
,	O
the	O
screen	O
"	O
goes	O
into	O
hysterics	O
for	O
a	O
few	O
seconds	O
"	O
.	O
</s>
<s>
Herring	O
added	O
that	O
playing	O
the	O
game	O
with	O
a	O
keyboard	B-Device
is	O
"	O
inconvenient	O
"	O
as	O
the	O
player	O
does	O
not	O
have	O
time	O
to	O
perform	O
game	O
actions	O
quickly	O
enough	O
but	O
concluded	O
by	O
stating	O
Castle	B-Application
Wolfenstein	I-Application
has	O
"	O
simple	O
but	O
effective	O
graphics	O
"	O
and	O
called	O
the	O
game	O
"	O
addicting	O
"	O
.	O
</s>
<s>
In	O
1996	O
,	O
the	O
same	O
magazine	O
listed	O
Castle	B-Application
Wolfenstein	I-Application
as	O
the	O
116th	O
best	O
game	O
of	O
all	O
time	O
.	O
</s>
<s>
In	O
1984	O
,	O
Muse	O
Software	O
released	O
a	O
sequel	O
to	O
Castle	B-Application
Wolfenstein	I-Application
titled	O
Beyond	B-Application
Castle	I-Application
Wolfenstein	I-Application
,	O
which	O
has	O
similar	O
graphics	O
and	O
gameplay	O
to	O
its	O
predecessor	O
and	O
contains	O
a	O
number	O
of	O
updates	O
such	O
as	O
the	O
use	O
of	O
a	O
knife	O
,	O
the	O
ability	O
to	O
bribe	O
guards	O
,	O
and	O
a	O
pass	O
system	O
in	O
which	O
guards	O
periodically	O
summon	O
the	O
player	O
character	O
and	O
ask	O
him	O
or	O
her	O
to	O
show	O
the	O
correct	O
pass	O
.	O
</s>
<s>
Castle	B-Application
Wolfenstein	I-Application
directly	O
influenced	O
the	O
game	O
Wolfenstein	B-Application
3D	I-Application
,	O
which	O
was	O
developed	O
by	O
id	O
Software	O
.	O
</s>
<s>
John	O
Romero	O
stated	O
the	O
original	O
idea	O
was	O
to	O
create	O
a	O
3D	O
Castle	B-Application
Wolfenstein	I-Application
but	O
did	O
not	O
have	O
the	O
rights	O
to	O
the	O
game	O
during	O
development	O
.	O
</s>
<s>
Many	O
options	O
for	O
the	O
game	O
's	O
title	O
were	O
proposed	O
and	O
rejected	O
and	O
,	O
eventually	O
,	O
id	O
Software	O
bought	O
the	O
rights	O
to	O
use	O
Wolfenstein	B-Application
from	O
Silas	B-Application
Warner	I-Application
.	O
</s>
<s>
The	O
original	O
concept	O
of	O
Wolfenstein	B-Application
3D	I-Application
changed	O
significantly	O
because	O
the	O
developers	O
decided	O
the	O
core	O
of	O
the	O
gameplay	O
would	O
be	O
fast	O
and	O
simple	O
so	O
features	O
such	O
as	O
the	O
ability	O
to	O
drag	O
and	O
loot	O
fallen	O
enemy	O
soldiers	O
were	O
withdrawn	O
.	O
</s>
<s>
Further	O
development	O
by	O
other	O
studios	O
led	O
to	O
the	O
emergence	O
of	O
one	O
of	O
the	O
longest-living	O
video	O
series	O
;	O
as	O
of	O
2021	O
,	O
there	O
are	O
13	O
Wolfenstein	B-Application
games	O
,	O
the	O
most	O
recent	O
of	O
which	O
,	O
Wolfenstein	B-Application
:	I-Application
Youngblood	I-Application
and	O
Wolfenstein	B-Application
:	I-Application
Cyberpilot	I-Application
,	O
are	O
spin-offs	O
that	O
were	O
released	O
in	O
2019	O
.	O
</s>
<s>
Multiple	O
media	O
outlets	O
considered	O
Castle	B-Application
Wolfenstein	I-Application
to	O
be	O
significant	O
in	O
the	O
shaping	O
of	O
the	O
stealth	O
games	O
genre	O
.	O
</s>
<s>
Though	O
no	O
more	O
Wolfenstein	B-Application
games	O
were	O
released	O
by	O
Muse	O
Entertainment	O
after	O
Beyond	B-Application
Castle	I-Application
Wolfenstein	I-Application
,	O
Metal	B-Application
Gear	I-Application
series	I-Application
and	O
several	O
other	O
video	O
games	O
took	O
elements	O
and	O
inspiration	O
from	O
the	O
two	O
original	O
games	O
.	O
</s>
<s>
Casey	O
Alkaisy	O
,	O
marketing	O
manager	O
at	O
DICE	O
,	O
in	O
his	O
review	O
of	O
stealth	O
games	O
on	O
Gamasutra	O
,	O
said	O
the	O
first	O
foundations	O
of	O
the	O
stealth	O
genre	O
were	O
laid	O
down	O
in	O
Pac-Man	B-Application
but	O
its	O
game	O
mechanics	O
only	O
took	O
shape	O
with	O
the	O
advent	O
of	O
Castle	B-Application
Wolfenstein	I-Application
,	O
after	O
which	O
other	O
games	O
using	O
the	O
same	O
ideas	O
began	O
to	O
appear	O
.	O
</s>
<s>
In	O
its	O
review	O
of	O
the	O
series	O
,	O
Xbox	O
Wire	O
called	O
Castle	B-Application
Wolfenstein	I-Application
a	O
"	O
proto-stealth	O
game	O
"	O
that	O
contains	O
"	O
innovations	O
that	O
would	O
go	O
on	O
to	O
become	O
standards	O
in	O
the	O
stealth	O
genre	O
"	O
.	O
</s>
<s>
When	O
speaking	O
with	O
Retro	O
Gamer	O
,	O
Wolfenstein	B-Application
3D	I-Application
co-creator	O
John	O
Romero	O
,	O
credited	O
Castle	B-Application
Wolfenstein	I-Application
as	O
the	O
"	O
original	O
stealth	O
shooter	O
"	O
.	O
</s>
<s>
Castle	O
Smurfenstein	O
,	O
a	O
modified	O
version	O
of	O
the	O
game	O
replacing	O
assets	O
and	O
text	O
with	O
references	O
to	O
The	B-Device
Smurfs	I-Device
,	O
is	O
considered	O
one	O
of	O
the	O
first	O
game	O
mods	O
.	O
</s>
<s>
Silas	B-Application
Warner	I-Application
died	O
in	O
2004	O
after	O
a	O
long	O
illness	O
.	O
</s>
