<s>
Duke	B-Application
Nukem	I-Application
Forever	I-Application
is	O
a	O
2011	O
first-person	O
shooter	O
game	O
developed	O
by	O
Gearbox	O
Software	O
and	O
published	O
by	O
2K	O
for	O
Windows	O
,	O
PlayStation	B-Operating_System
3	I-Operating_System
,	O
and	O
Xbox	B-Operating_System
360	I-Operating_System
.	O
</s>
<s>
It	O
is	O
the	O
fourth	O
main	O
installment	O
in	O
the	O
Duke	B-Application
Nukem	I-Application
series	O
and	O
the	O
sequel	O
to	O
Duke	B-Application
Nukem	I-Application
3D	I-Application
(	O
1996	O
)	O
.	O
</s>
<s>
Players	O
control	O
Duke	B-Application
Nukem	I-Application
as	O
he	O
comes	O
out	O
of	O
retirement	O
to	O
battle	O
an	O
alien	O
invasion	O
.	O
</s>
<s>
Like	O
its	O
predecessor	O
,	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
features	O
pop	O
culture	O
references	O
,	O
toilet	O
humor	O
,	O
and	O
adult	O
content	O
.	O
</s>
<s>
Duke	B-Application
Nukem	I-Application
Forever	I-Application
began	O
development	O
under	O
3D	O
Realms	O
and	O
underwent	O
a	O
severely	O
protracted	O
development	O
that	O
lasted	O
more	O
than	O
14	O
years	O
.	O
</s>
<s>
Announced	O
in	O
1997	O
following	O
the	O
success	O
of	O
Duke	B-Application
Nukem	I-Application
3D	I-Application
,	O
it	O
was	O
delayed	O
several	O
times	O
,	O
which	O
was	O
attributed	O
to	O
engine	O
changes	O
,	O
understaffing	O
,	O
and	O
a	O
lack	O
of	O
a	O
development	O
plan	O
.	O
</s>
<s>
After	O
3D	O
Realms	O
downsized	O
in	O
2009	O
,	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
was	O
finished	O
by	O
Triptych	O
Games	O
,	O
Gearbox	O
Software	O
and	O
Piranha	O
Games	O
.	O
</s>
<s>
Duke	B-Application
Nukem	I-Application
Forever	I-Application
was	O
released	O
on	O
June	O
14	O
,	O
2011	O
,	O
and	O
received	O
mostly	O
unfavorable	O
reviews	O
,	O
with	O
criticism	O
for	O
its	O
graphics	O
,	O
dated	O
humor	O
and	O
story	O
,	O
simplistic	O
mechanics	O
,	O
and	O
unpolished	O
performance	O
and	O
design	O
.	O
</s>
<s>
An	O
additional	O
episode	O
,	O
The	O
Doctor	O
Who	O
Cloned	O
Me	O
,	O
was	O
released	O
as	O
downloadable	B-Protocol
content	I-Protocol
later	O
in	O
the	O
year	O
.	O
</s>
<s>
Early	O
versions	O
of	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
were	O
leaked	O
in	O
2022	O
.	O
</s>
<s>
Duke	B-Application
Nukem	I-Application
Forever	I-Application
is	O
a	O
first-person	O
shooter	O
that	O
combines	O
combat	O
,	O
exploration	O
and	O
puzzle-solving	O
.	O
</s>
<s>
Players	O
control	O
Duke	B-Application
Nukem	I-Application
,	O
a	O
1980s-style	O
action	O
hero	O
,	O
as	O
he	O
battles	O
alien	O
invaders	O
through	O
three	O
main	O
locations	O
:	O
Las	O
Vegas	O
,	O
a	O
highway	O
and	O
Hoover	O
Dam	O
.	O
</s>
<s>
Minigames	O
include	O
air	O
hockey	O
,	O
whack-a-mole	O
and	O
pinball	B-Application
.	O
</s>
<s>
Forever	O
is	O
slower	O
than	O
previous	O
Duke	B-Application
Nukem	I-Application
games	O
.	O
</s>
<s>
Like	O
Duke	B-Application
Nukem	I-Application
3D	I-Application
,	O
Forever	O
includes	O
pop	O
culture	O
references	O
,	O
toilet	O
humor	O
and	O
adult	O
content	O
,	O
such	O
as	O
strip	O
clubs	O
and	O
the	O
ability	O
to	O
urinate	O
.	O
</s>
<s>
In	O
the	O
multiplayer	O
mode	O
,	O
players	O
compete	O
in	O
games	O
such	O
as	O
deathmatch	O
,	O
capture	B-Application
the	I-Application
flag	I-Application
and	O
king	O
of	O
the	O
hill	O
.	O
</s>
<s>
Twelve	O
years	O
after	O
he	O
saved	O
the	O
Earth	O
from	O
an	O
alien	O
invasion	O
,	O
Duke	B-Application
Nukem	I-Application
has	O
become	O
a	O
celebrity	O
multimillionaire	O
.	O
</s>
<s>
After	O
playing	O
a	O
game	O
based	O
on	O
Duke	B-Application
Nukem	I-Application
3D	I-Application
,	O
he	O
arrives	O
on	O
the	O
set	O
of	O
a	O
talk	O
show	O
for	O
an	O
interview	O
.	O
</s>
<s>
In	O
the	O
downloadable	B-Protocol
content	I-Protocol
The	O
Doctor	O
Who	O
Cloned	O
Me	O
,	O
Duke	O
wakes	O
up	O
after	O
the	O
nuclear	O
explosion	O
and	O
finds	O
himself	O
trapped	O
in	O
a	O
strange	O
laboratory	O
while	O
video	O
recordings	O
of	O
himself	O
declaring	O
his	O
bid	O
for	O
Presidency	O
play	O
on	O
monitors	O
.	O
</s>
<s>
After	O
escaping	O
,	O
Duke	O
discovers	O
that	O
not	O
only	O
are	O
the	O
aliens	O
continuing	O
their	O
invasion	O
,	O
but	O
his	O
old	O
nemesis	O
Dr.	O
Proton	O
(	O
the	O
antagonist	O
of	O
the	O
original	O
Duke	B-Application
Nukem	I-Application
game	O
)	O
has	O
returned	O
and	O
is	O
building	O
an	O
army	O
of	O
robotic	O
Duke	O
clones	O
to	O
fight	O
the	O
aliens	O
and	O
conquer	O
Earth	O
himself	O
.	O
</s>
<s>
In	O
1996	O
,	O
3D	O
Realms	O
released	O
Duke	B-Application
Nukem	I-Application
3D	I-Application
.	O
</s>
<s>
3D	O
Realms	O
co-founder	O
George	O
Broussard	O
announced	O
the	O
sequel	O
,	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
,	O
on	O
April	O
27	O
,	O
1997	O
,	O
which	O
he	O
expected	O
to	O
be	O
released	O
by	O
Christmas	O
1998	O
.	O
</s>
<s>
Scott	O
Miller	O
,	O
3D	O
Realms	O
 '	O
co-founder	O
,	O
felt	O
the	O
Duke	B-Application
Nukem	I-Application
franchise	O
would	O
last	O
for	O
decades	O
across	O
many	O
iterations	O
,	O
like	O
James	O
Bond	O
or	O
Mario	B-Application
.	O
</s>
<s>
Broussard	O
and	O
Miller	O
funded	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
using	O
the	O
profits	O
from	O
Duke	B-Application
Nukem	I-Application
3D	I-Application
and	O
other	O
games	O
.	O
</s>
<s>
3D	O
Realms	O
also	O
began	O
developing	O
a	O
2D	O
version	O
of	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
,	O
which	O
was	O
canceled	O
due	O
to	O
the	O
rising	O
popularity	O
of	O
3D	O
games	O
.	O
</s>
<s>
Rather	O
than	O
create	O
a	O
new	O
game	O
engine	O
,	O
3D	O
Realms	O
began	O
development	O
using	O
Id	O
Software	O
's	O
Quake	B-Application
II	I-Application
engine	I-Application
.	O
</s>
<s>
They	O
demonstrated	O
the	O
first	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
trailer	O
at	O
the	O
E3	O
convention	O
in	O
May	O
1998	O
.	O
</s>
<s>
According	O
to	O
staff	O
,	O
Broussard	O
became	O
obsessed	O
with	O
incorporating	O
new	O
technology	O
and	O
features	O
from	O
competing	O
games	O
and	O
could	O
not	O
bear	O
for	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
to	O
be	O
perceived	O
as	O
outdated	O
.	O
</s>
<s>
Weeks	O
after	O
E3	O
,	O
he	O
announced	O
that	O
3D	O
Realms	O
had	O
switched	O
to	O
Unreal	B-Operating_System
Engine	I-Operating_System
,	O
a	O
new	O
engine	O
with	O
better	O
rendering	O
capabilities	O
for	O
large	O
spaces	O
,	O
requiring	O
a	O
reboot	O
of	O
the	O
project	O
.	O
</s>
<s>
In	O
1999	O
,	O
they	O
switched	O
engines	O
again	O
,	O
to	O
a	O
newer	O
version	O
of	O
Unreal	B-Operating_System
Engine	I-Operating_System
.	O
</s>
<s>
By	O
2000	O
,	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
was	O
still	O
far	O
from	O
complete	O
.	O
</s>
<s>
As	O
the	O
success	O
of	O
Duke	B-Application
Nukem	I-Application
3D	I-Application
meant	O
that	O
3D	O
Realms	O
did	O
not	O
require	O
external	O
funding	O
,	O
they	O
lacked	O
deadlines	O
or	O
financial	O
pressure	O
that	O
could	O
have	O
driven	O
the	O
project	O
.	O
</s>
<s>
In	O
December	O
2000	O
,	O
the	O
rights	O
to	O
publish	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
were	O
purchased	O
by	O
Take-Two	O
Interactive	O
,	O
which	O
hoped	O
to	O
release	O
it	O
the	O
following	O
year	O
.	O
</s>
<s>
By	O
2001	O
,	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
was	O
being	O
cited	O
as	O
a	O
high-profile	O
case	O
of	O
vaporware	B-Application
,	O
and	O
Wired	O
gave	O
it	O
the	O
"	O
vaporware	B-Application
of	O
the	O
year	O
"	O
award	O
.	O
</s>
<s>
At	O
E3	O
2001	O
,	O
3D	O
Realms	O
released	O
another	O
trailer	O
,	O
the	O
first	O
public	O
view	O
of	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
in	O
three	O
years	O
.	O
</s>
<s>
By	O
2003	O
,	O
only	O
18	O
people	O
were	O
working	O
on	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
full	O
time	O
.	O
</s>
<s>
In	O
September	O
2010	O
,	O
Gearbox	O
Software	O
announced	O
that	O
it	O
had	O
bought	O
the	O
Duke	B-Application
Nukem	I-Application
intellectual	O
property	O
from	O
3D	O
Realms	O
and	O
would	O
continue	O
development	O
of	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
.	O
</s>
<s>
On	O
May	O
24	O
,	O
2011	O
,	O
Gearbox	O
announced	O
that	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
had	O
"	O
gone	O
gold	O
"	O
after	O
15	O
years	O
.	O
</s>
<s>
In	O
2022	O
,	O
Miller	O
released	O
a	O
blog	O
post	O
on	O
the	O
Apogee	O
website	O
about	O
3D	O
Realms	O
 '	O
failure	O
to	O
complete	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
.	O
</s>
<s>
On	O
Twitter	B-Application
,	O
Broussard	O
responded	O
that	O
Miller	O
's	O
claims	O
were	O
"	O
nonsense	O
"	O
,	O
described	O
him	O
as	O
manipulative	O
and	O
narcissistic	O
,	O
and	O
accused	O
him	O
of	O
blaming	O
others	O
.	O
</s>
<s>
He	O
blamed	O
Miller	O
for	O
the	O
loss	O
of	O
3D	O
Realms	O
and	O
the	O
Duke	B-Application
Nukem	I-Application
intellectual	O
property	O
.	O
</s>
<s>
The	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
launch	O
trailer	O
was	O
released	O
on	O
June	O
2	O
,	O
2011	O
.	O
</s>
<s>
Duke	B-Application
Nukem	I-Application
Forever	I-Application
was	O
released	O
in	O
a	O
special	O
"	O
Balls	O
of	O
Steel	O
"	O
edition	O
,	O
with	O
items	O
including	O
a	O
five-inch	O
bust	O
of	O
Duke	B-Application
Nukem	I-Application
,	O
a	O
100-page	O
artbook	O
,	O
a	O
comic	O
,	O
stickers	O
and	O
poker	O
chips	O
.	O
</s>
<s>
Themes	O
and	O
avatars	O
were	O
also	O
sold	O
for	O
the	B-Operating_System
Xbox	I-Operating_System
360	I-Operating_System
and	O
PlayStation	B-Operating_System
3	I-Operating_System
.	O
</s>
<s>
On	O
May	O
19	O
,	O
2011	O
,	O
a	O
Flash	B-Protocol
game	I-Protocol
was	O
released	O
on	O
the	O
website	O
,	O
Duke	O
Nudem	O
,	O
whereby	O
players	O
shoot	O
targets	O
against	O
a	O
woman	O
.	O
</s>
<s>
2K	O
released	O
a	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
soundboard	O
for	O
iOS	B-Operating_System
,	O
including	O
a	O
number	O
of	O
Duke	B-Application
Nukem	I-Application
's	O
phrases	O
.	O
</s>
<s>
Duke	B-Application
Nukem	I-Application
Forever	I-Application
was	O
made	O
available	O
a	O
day	O
early	O
on	O
June	O
9	O
from	O
all	O
retailers	O
after	O
the	O
street	O
date	O
was	O
broken	O
.	O
</s>
<s>
In	O
North	O
America	O
,	O
the	O
video	O
game	O
retailer	O
GameStop	O
promised	O
exclusive	O
in-game	O
content	O
for	O
customers	O
pre-ordering	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
.	O
</s>
<s>
A	O
code	O
printed	O
on	O
the	O
final	O
receipt	O
could	O
,	O
at	O
the	O
time	O
of	O
release	O
,	O
be	O
activated	O
over	O
Xbox	B-Operating_System
Live	O
,	O
PlayStation	O
Network	O
,	O
and	O
Steam	O
.	O
</s>
<s>
It	O
is	O
available	O
on	O
the	O
PlayStation	O
Network	O
,	O
Xbox	B-Operating_System
Live	O
,	O
and	O
Steam	O
.	O
</s>
<s>
It	O
sees	O
the	O
return	O
of	O
Duke	O
's	O
nemesis	O
from	O
the	O
original	O
Duke	B-Application
Nukem	I-Application
game	O
,	O
Dr.	O
Proton	O
,	O
and	O
adds	O
new	O
weapons	O
,	O
enemies	O
,	O
bosses	O
and	O
multiplayer	O
maps	O
.	O
</s>
<s>
It	O
holds	O
a	O
score	O
of	O
52/100	O
on	O
Metacritic	O
for	O
PC	O
and	O
58/100	O
for	O
Xbox	B-Operating_System
360	I-Operating_System
.	O
</s>
<s>
On	O
the	O
review	O
aggregation	O
site	O
Metacritic	O
,	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
has	O
a	O
score	O
of	O
54	O
out	O
of	O
100	O
,	O
indicating	O
"	O
Mixed	O
or	O
average	O
reviews	O
"	O
.	O
</s>
<s>
Kevin	O
VanOrd	O
of	O
GameSpot	O
felt	O
that	O
the	O
"	O
joy	O
"	O
of	O
the	O
Duke	B-Application
Nukem	I-Application
3D	I-Application
combat	O
had	O
been	O
"	O
flattened	O
"	O
,	O
with	O
"	O
little	O
sense	O
of	O
impact	O
"	O
,	O
and	O
found	O
the	O
design	O
tedious	O
.	O
</s>
<s>
He	O
called	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
a	O
"	O
bad	O
,	O
boring	O
,	O
bargain	O
bin	O
kind	O
of	O
game	O
"	O
.	O
</s>
<s>
Eurogamer	O
wrote	O
that	O
the	O
locations	O
lacked	O
the	O
"	O
exploration	O
and	O
excitement	O
that	O
made	O
Duke	B-Application
3D	I-Application
such	O
a	O
memorable	O
experience	O
"	O
,	O
and	O
that	O
the	O
levels	O
were	O
too	O
linear	O
,	O
with	O
"	O
huge	O
chunks	O
of	O
the	O
game	O
are	O
spent	O
simply	O
walking	O
from	O
one	O
fight	O
to	O
another	O
through	O
uninspired	O
corridors	O
"	O
.	O
</s>
<s>
Many	O
reviewers	O
questioned	O
the	O
design	O
choices	O
in	O
comparison	O
to	O
Duke	B-Application
Nukem	I-Application
3D	I-Application
,	O
with	O
Kotaku	O
writing	O
:	O
"	O
Old-school	O
shooters	O
,	O
and	O
this	O
is	O
definitely	O
trying	O
to	O
be	O
one	O
of	O
those	O
with	O
its	O
basic	O
AI	O
and	O
lack	O
of	O
cover	O
mechanics	O
,	O
always	O
had	O
two	O
great	O
things	O
going	O
for	O
them	O
:	O
speed	O
and	O
a	O
ridiculous	O
arsenal	O
of	O
weapons	O
...	O
</s>
<s>
The	O
Escapist	O
agreed	O
:	O
"	O
Having	O
been	O
almost	O
cryo-frozen	O
for	O
more	O
than	O
a	O
decade	O
,	O
then	O
awoken	O
and	O
peppered	O
with	O
modern	O
touches	O
,	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
feels	O
so	O
out	O
of	O
place.	O
"	O
</s>
<s>
Neigher	O
also	O
criticized	O
the	O
game	O
's	O
multiplayer	O
mode	O
as	O
unplayable	O
without	O
serious	O
lag	B-Application
spikes	O
.	O
</s>
<s>
In	O
one	O
regard	O
,	O
some	O
critics	O
such	O
as	O
Team	O
Xbox	B-Operating_System
praised	O
the	O
voice	O
work	O
of	O
Jon	O
St.	O
John	O
,	O
who	O
did	O
an	O
"	O
excellent	O
job	O
as	O
always	O
with	O
Duke	O
's	O
persona	O
"	O
,	O
while	O
others	O
such	O
as	O
Machinima.com	O
appreciated	O
the	O
comedic	O
gameplay	O
tips	O
and	O
pop	O
culture	O
references	O
.	O
</s>
<s>
The	O
level	O
and	O
it	O
inclusion	O
of	O
disembodied	O
"	O
wall	O
boobs	O
"	O
,	O
which	O
the	O
player	O
can	O
slap	O
,	O
were	O
listed	O
in	O
GamesRadar	O
's	O
"	O
8	O
worst	O
moments	O
in	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
"	O
.	O
</s>
<s>
Official	O
Xbox	B-Operating_System
Magazine	O
UK	O
thought	O
that	O
the	O
humor	O
was	O
not	O
"	O
so	O
much	O
offensive	O
or	O
misogynistic	O
as	O
just	O
suffering	O
from	O
an	O
adolescent	O
fixation	O
with	O
boobs	O
and	O
crowbarred-in	O
innuendo	O
"	O
.	O
</s>
<s>
The	O
Kusoge	O
of	O
the	O
Year	O
Wiki	O
named	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
one	O
of	O
the	O
worst	O
games	O
of	O
2012	O
.	O
</s>
<s>
In	O
a	O
positive	O
review	O
PC	O
Gamer	O
noted	O
that	O
"	O
years	O
of	O
anticipation	O
will	O
spoil	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
for	O
some	O
"	O
,	O
adding	O
,	O
"	O
There	O
’s	O
no	O
reinvention	O
of	O
the	O
genre	O
here	O
,	O
no	O
real	O
attempt	O
at	O
grandeur	O
...	O
</s>
<s>
I	O
’m	O
now	O
satisfied	O
in	O
my	O
knowledge	O
of	O
what	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
is	O
and	O
ready	O
to	O
never	O
talk	O
about	O
it	O
again	O
.	O
</s>
<s>
Giant	O
Bomb	O
concluded	O
that	O
for	O
those	O
"	O
part	O
of	O
that	O
faction	O
that	O
finds	O
yourself	O
so	O
fascinated	O
by	O
this	O
whole	O
project	O
that	O
you	O
need	O
to	O
know	O
how	O
it	O
ends	O
,	O
I	O
recommend	O
you	O
play	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
for	O
yourself	O
.	O
</s>
<s>
According	O
to	O
research	O
firm	O
NPD	O
,	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
sold	O
376,300	O
units	O
in	O
its	O
first	O
month	O
,	O
not	O
including	O
digital	O
copies	O
.	O
</s>
<s>
However	O
,	O
in	O
an	O
earnings	O
call	O
on	O
August	O
8	O
,	O
2011	O
,	O
Take-Two	O
said	O
that	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
would	O
prove	O
profitable	O
.	O
</s>
<s>
In	O
the	O
years	O
since	O
its	O
release	O
,	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
has	O
been	O
cited	O
as	O
one	O
of	O
the	O
worst	O
video	O
games	O
of	O
all	O
time	O
,	O
mainly	O
attributed	O
to	O
its	O
extremely	O
long	O
and	O
arduous	O
development	O
cycle	O
.	O
</s>
<s>
On	O
May	O
9	O
,	O
2022	O
,	O
an	O
unfinished	O
version	O
of	O
Duke	B-Application
Nukem	I-Application
Forever	I-Application
from	O
2001	O
,	O
including	O
the	O
level	O
editor	O
and	O
the	O
full	O
source	O
code	O
,	O
leaked	O
online	O
.	O
</s>
<s>
Broussard	O
confirmed	O
its	O
authenticity	O
on	O
Twitter	B-Application
,	O
stating	O
that	O
he	O
did	O
not	O
know	O
who	O
had	O
leaked	O
it	O
and	O
that	O
"	O
there	O
is	O
no	O
real	O
game	O
to	O
play	O
"	O
.	O
</s>
<s>
The	O
leak	O
includes	O
a	O
version	O
of	O
Duke	B-Application
Nukem	I-Application
3D	I-Application
first	O
level	O
that	O
ends	O
with	O
a	O
sequence	O
taken	O
from	O
the	O
television	O
series	O
Twin	O
Peaks	O
.	O
</s>
<s>
Writing	O
for	O
Ars	O
Technica	O
,	O
Sam	O
Machkovech	O
found	O
that	O
the	O
gunfights	O
were	O
"	O
surprisingly	O
solid	O
"	O
,	O
with	O
"	O
punchy	O
sound	O
design	O
and	O
powerful	O
weapons	O
"	O
,	O
and	O
resembled	O
the	O
Soldier	B-Application
of	I-Application
Fortune	I-Application
series	O
.	O
</s>
