<s>
Dungeon	B-Application
Keeper	I-Application
is	O
a	O
strategy	B-Application
video	I-Application
game	I-Application
developed	O
by	O
Bullfrog	O
Productions	O
and	O
released	O
by	O
Electronic	O
Arts	O
in	O
June	O
1997	O
for	O
MS-DOS	B-Application
and	O
Windows	B-Application
95	I-Application
.	O
</s>
<s>
In	O
Dungeon	B-Application
Keeper	I-Application
,	O
the	O
player	O
builds	O
and	O
manages	O
a	O
dungeon	B-Application
,	O
protecting	O
it	O
from	O
invading	O
'	O
hero	O
 '	O
characters	O
intent	O
on	O
stealing	O
accumulated	O
treasures	O
,	O
killing	O
monsters	O
and	O
ultimately	O
the	O
player	O
's	O
demise	O
.	O
</s>
<s>
The	O
ultimate	O
goal	O
is	O
to	O
conquer	O
the	O
world	O
by	O
destroying	O
the	O
heroic	O
forces	O
and	O
rival	O
dungeon	B-Application
keepers	I-Application
in	O
each	O
realm	O
.	O
</s>
<s>
A	O
character	O
known	O
as	O
the	O
Avatar	O
(	O
resembling	O
the	O
Avatar	O
from	O
Ultima	B-Application
VIII	I-Application
:	I-Application
Pagan	I-Application
)	O
appears	O
as	O
the	O
final	O
hero	O
.	O
</s>
<s>
Dungeon	B-Application
Keeper	I-Application
uses	O
Creative	O
Technology	O
's	O
SoundFont	B-Application
technology	O
to	O
enhance	O
its	O
atmosphere	O
.	O
</s>
<s>
Multiplayer	O
with	O
up	O
to	O
four	O
players	O
is	O
supported	O
using	O
a	O
modem	B-Application
,	O
or	O
over	O
a	O
local	B-General_Concept
network	I-General_Concept
.	O
</s>
<s>
Dungeon	B-Application
Keeper	I-Application
took	O
over	O
two	O
years	O
to	O
develop	O
,	O
and	O
an	O
expansion	O
pack	O
,	O
a	O
Direct3D	B-Application
version	O
,	O
and	O
a	O
level	O
editor	O
were	O
released	O
.	O
</s>
<s>
Versions	O
for	O
the	O
Sega	B-Device
Saturn	I-Device
and	O
Sony	B-Device
PlayStation	I-Device
were	O
in	O
development	O
,	O
but	O
cancelled	O
.	O
</s>
<s>
Dungeon	B-Application
Keeper	I-Application
was	O
re-released	O
on	O
GOG.com	O
in	O
2011	O
,	O
and	O
on	O
Origin	B-Operating_System
in	O
2016	O
.	O
</s>
<s>
Dungeon	B-Application
Keeper	I-Application
was	O
followed	O
by	O
a	O
sequel	O
,	O
Dungeon	B-Application
Keeper	I-Application
2	I-Application
,	O
in	O
1999	O
,	O
and	O
influenced	O
games	O
such	O
as	O
Lego	B-Application
Rock	I-Application
Raiders	I-Application
and	O
Ghost	B-Application
Master	I-Application
.	O
</s>
<s>
The	O
player	O
constructs	O
and	O
manages	O
a	O
dungeon	B-Application
,	O
recruiting	O
and	O
catering	O
for	O
minions	O
to	O
run	O
it	O
and	O
defend	O
it	O
from	O
enemy	O
invaders	O
.	O
</s>
<s>
The	O
primary	O
method	O
of	O
control	O
is	O
the	O
hand	O
,	O
used	O
to	O
pick	O
up	O
creatures	O
and	O
objects	O
in	O
the	O
dungeon	B-Application
,	O
carry	O
them	O
around	O
,	O
and	O
drop	O
them	O
.	O
</s>
<s>
Dungeon	B-Application
Keeper	I-Application
gameplay	O
exemplifies	O
a	O
dark	O
sense	O
of	O
humour	O
.	O
</s>
<s>
The	O
Dungeon	B-Application
Heart	O
represents	O
the	O
Keeper	O
's	O
link	O
to	O
the	O
world	O
.	O
</s>
<s>
Along	O
with	O
the	O
heart	O
,	O
the	O
player	O
begins	O
with	O
a	O
small	O
number	O
of	O
imps	B-Language
,	O
the	O
generic	O
work	O
force	O
for	O
dungeon	B-Application
activities	O
:	O
they	O
dig	O
tunnels	O
into	O
the	O
surrounding	O
soil	O
,	O
capture	O
enemy	O
rooms	O
and	O
Portals	O
,	O
mine	O
gold	O
and	O
gems	B-Operating_System
,	O
and	O
set	O
traps	O
.	O
</s>
<s>
Imps	B-Language
are	O
obtained	O
by	O
using	O
the	O
Create	O
Imp	B-Language
spell	B-Application
.	O
</s>
<s>
Gold	O
is	O
used	O
to	O
build	O
rooms	O
,	O
cast	O
spells	B-Application
,	O
and	O
train	O
creatures	O
.	O
</s>
<s>
To	O
order	O
the	O
imps	B-Language
to	O
dig	O
a	O
tile	O
,	O
the	O
player	O
need	O
flag	O
the	O
tile	O
.	O
</s>
<s>
Throughout	O
the	O
game	O
,	O
a	O
"	O
mentor	O
"	O
will	O
advise	O
the	O
player	O
as	O
to	O
various	O
happenings	O
and	O
problems	O
within	O
the	O
dungeon	B-Application
,	O
as	O
a	O
sinister	O
voiceover	O
.	O
</s>
<s>
Once	O
the	O
Imps	B-Language
are	O
working	O
,	O
the	O
player	O
must	O
then	O
set	O
up	O
a	O
basic	O
infrastructure	O
:	O
Lairs	O
for	O
monsters	O
,	O
a	O
Hatchery	O
(	O
where	O
chickens	O
,	O
which	O
serve	O
as	O
food	O
,	O
are	O
grown	O
)	O
,	O
and	O
a	O
Treasury	O
.	O
</s>
<s>
After	O
connecting	O
the	O
dungeon	B-Application
to	O
a	O
'	O
Portal	O
 '	O
,	O
minions	O
will	O
arrive	O
.	O
</s>
<s>
Minions	O
include	O
dragons	O
,	O
warlocks	O
,	O
and	O
the	O
horned	B-Application
reaper	I-Application
,	O
as	O
well	O
as	O
undead	O
creatures	O
such	O
as	O
vampires	O
and	O
skeletons	O
.	O
</s>
<s>
As	O
the	O
game	O
progresses	O
,	O
the	O
player	O
moves	O
along	O
a	O
technology	O
tree	O
,	O
unlocking	O
further	O
rooms	O
and	O
spells	B-Application
.	O
</s>
<s>
Traps	O
are	O
not	O
built	O
instantly	O
;	O
Imps	B-Language
need	O
to	O
place	O
them	O
on	O
the	O
blueprint	O
.	O
</s>
<s>
The	O
dungeon	B-Application
has	O
a	O
fleshed-out	O
ecology	O
:	O
certain	O
creatures	O
are	O
natural	O
enemies	O
.	O
</s>
<s>
Common	O
behaviours	O
when	O
a	O
creature	O
is	O
angry	O
include	O
vandalising	O
the	O
dungeon	B-Application
and	O
deserting	O
the	O
player	O
.	O
</s>
<s>
Which	O
creatures	O
enter	O
the	O
dungeon	B-Application
depends	O
on	O
which	O
rooms	O
the	O
player	O
has	O
and	O
how	O
large	O
they	O
are	O
;	O
most	O
creatures	O
have	O
prerequisites	O
for	O
entering	O
service	O
.	O
</s>
<s>
Training	O
creatures	O
increases	O
their	O
attributes	O
(	O
such	O
as	O
hit	O
points	O
)	O
and	O
abilities	O
(	O
such	O
as	O
which	O
spells	B-Application
they	O
can	O
cast	O
)	O
.	O
</s>
<s>
Such	O
spells	B-Application
include	O
lightning	O
bolts	O
,	O
rebounding	O
projectiles	O
,	O
and	O
increasing	O
armour	O
.	O
</s>
<s>
The	O
player	O
has	O
the	O
ability	O
to	O
possess	O
a	O
creature	O
,	O
seeing	O
the	O
dungeon	B-Application
from	O
its	O
first-person	O
perspective	O
and	O
using	O
its	O
attacks	O
and	O
abilities	O
.	O
</s>
<s>
This	O
is	O
one	O
of	O
the	O
spells	B-Application
;	O
others	O
include	O
speeding	O
creatures	O
up	O
,	O
and	O
healing	O
them	O
.	O
</s>
<s>
The	O
goals	O
for	O
each	O
level	O
are	O
straightforward	O
:	O
they	O
generally	O
fall	O
along	O
the	O
lines	O
of	O
eliminating	O
the	O
heroic	O
force	O
or	O
destroying	O
all	O
other	O
Dungeon	B-Application
Keepers	I-Application
.	O
</s>
<s>
Heroes	O
will	O
appear	O
at	O
various	O
points	O
and	O
times	O
,	O
sometimes	O
accompanied	O
by	O
a	O
tunneller	O
dwarf	O
,	O
who	O
,	O
like	O
imps	B-Language
,	O
are	O
able	O
to	O
dig	O
.	O
</s>
<s>
The	O
dungeon	B-Application
can	O
be	O
protected	O
from	O
being	O
breached	O
by	O
having	O
the	O
imps	B-Language
fortify	O
the	O
walls	O
.	O
</s>
<s>
Heroes	O
include	O
giants	O
,	O
wizards	O
,	O
and	O
samurai	B-Application
warriors	O
.	O
</s>
<s>
In	O
the	O
final	O
level	O
,	O
the	O
Avatar	O
(	O
resembling	O
the	O
Avatar	O
from	O
Ultima	B-Application
VIII	I-Application
)	O
,	O
the	O
most	O
powerful	O
hero	O
,	O
appears	O
as	O
the	O
Lord	O
of	O
the	O
Land	O
,	O
and	O
is	O
resurrected	O
after	O
being	O
defeated	O
.	O
</s>
<s>
Multiplayer	O
with	O
up	O
to	O
four	O
players	O
is	O
supported	O
via	O
a	O
modem	B-Application
or	O
over	O
a	O
local	B-General_Concept
area	I-General_Concept
network	I-General_Concept
(	O
LAN	B-General_Concept
)	O
.	O
</s>
<s>
Dungeon	B-Application
Keeper	I-Application
was	O
developed	O
by	O
Bullfrog	O
Productions	O
under	O
Peter	O
Molyneux	O
,	O
who	O
wrote	O
the	O
game	O
design	O
,	O
testbed	O
,	O
and	O
the	O
computer	B-Application
players	I-Application
and	O
assistant	O
.	O
</s>
<s>
In	O
an	O
interview	O
,	O
Molyneux	O
explained	O
that	O
he	O
came	O
up	O
with	O
the	O
ideas	O
for	O
Dungeon	B-Application
Keeper	I-Application
while	O
sitting	O
in	O
a	O
traffic	O
jam	O
,	O
and	O
become	O
so	O
engrossed	O
in	O
them	O
that	O
when	O
the	O
traffic	O
had	O
moved	O
,	O
he	O
did	O
not	O
notice	O
.	O
</s>
<s>
Bullfrog	O
's	O
chairman	O
Les	O
Edgar	O
stated	O
that	O
the	O
intention	O
was	O
to	O
use	O
the	O
Dungeons	B-Application
&	O
Dragons	O
theme	O
with	O
"	O
slightly	O
weird	O
Bullfrog	O
humour	O
"	O
.	O
</s>
<s>
Programmers	O
Simon	O
and	O
Dene	O
Carter	O
also	O
said	O
Dungeon	B-Application
Keeper	I-Application
is	O
a	O
parody	O
.	O
</s>
<s>
Dungeon	B-Application
Keeper	I-Application
is	O
a	O
simulation	O
game	O
because	O
Molyneux	O
viewed	O
the	O
villain	O
's	O
duty	O
as	O
a	O
management	O
exercise	O
.	O
</s>
<s>
The	O
game	O
used	O
the	O
engine	O
for	O
Magic	B-Application
Carpet	I-Application
,	O
and	O
the	O
first	O
version	O
was	O
merely	O
scrolling	O
around	O
a	O
map	O
and	O
entering	O
third-person	O
.	O
</s>
<s>
The	O
prototype	O
focused	O
on	O
constructing	O
the	O
dungeon	B-Application
,	O
and	O
included	O
the	O
Treasure	O
room	O
,	O
Hatchery	O
,	O
Training	O
room	O
,	O
and	O
Dungeon	B-Application
Heart	O
.	O
</s>
<s>
Artificial	B-Application
intelligence	I-Application
was	O
considered	O
crucial	O
,	O
as	O
the	O
navigation	O
and	O
other	O
aspects	O
relied	O
on	O
it	O
.	O
</s>
<s>
Dungeon	B-Application
Keeper	I-Application
uses	O
lighting	O
algorithms	O
used	O
in	O
Magic	B-Application
Carpet	I-Application
,	O
which	O
provided	O
effects	O
such	O
as	O
fireballs	O
lighting	O
corridors	O
.	O
</s>
<s>
According	O
to	O
Molyneux	O
,	O
in	O
May	O
1995	O
publisher	O
Electronic	O
Arts	O
told	O
him	O
he	O
had	O
to	O
ship	O
Dungeon	B-Application
Keeper	I-Application
in	O
six	O
and	O
a	O
half	O
weeks	O
.	O
</s>
<s>
Though	O
he	O
satisfied	O
their	O
demands	O
by	O
producing	O
another	O
game	O
,	O
Hi-Octane	B-Device
,	O
in	O
the	O
required	O
time	O
frame	O
,	O
his	O
relationship	O
with	O
the	O
publisher	O
was	O
strained	O
.	O
</s>
<s>
A	O
December	O
1995	O
PC	O
Zone	O
preview	O
reported	O
a	O
feature	O
that	O
would	O
have	O
let	O
the	O
computer	O
take	O
control	O
of	O
the	O
player	O
's	O
dungeon	B-Application
after	O
logging	O
out	O
of	O
an	O
internet	O
multiplayer	O
game	O
.	O
</s>
<s>
In	O
July	O
1996	O
,	O
Alex	O
Peters	O
joined	O
the	O
project	O
and	O
ported	O
the	O
game	O
to	O
Windows	B-Application
95	I-Application
.	O
</s>
<s>
Dungeon	B-Application
Keeper	I-Application
was	O
shown	O
at	O
the	O
European	O
Computer	O
Trade	O
Show	O
in	O
September	O
1996	O
,	O
and	O
was	O
scheduled	O
for	O
release	O
in	O
December	O
.	O
</s>
<s>
The	O
final	O
testing	O
began	O
in	O
April	O
1997	O
,	O
and	O
Dungeon	B-Application
Keeper	I-Application
was	O
signed	O
off	O
in	O
June	O
.	O
</s>
<s>
Dungeon	B-Application
Keeper	I-Application
was	O
released	O
by	O
Electronic	O
Arts	O
in	O
June	O
1997	O
for	O
Windows	B-Application
95	I-Application
and	O
MS-DOS	B-Application
.	O
</s>
<s>
Sega	B-Device
Saturn	I-Device
and	O
Sony	B-Device
PlayStation	I-Device
versions	O
were	O
in	O
development	O
and	O
due	O
for	O
release	O
in	O
1997	O
,	O
but	O
cancelled	O
.	O
</s>
<s>
The	O
prospect	O
of	O
working	O
on	O
Dungeon	B-Application
Keeper	I-Application
motivated	O
artist	O
and	O
former	O
Bullfrog	O
employee	O
Gary	O
Carr	O
to	O
return	O
from	O
The	O
Bitmap	O
Brothers	O
(	O
he	O
had	O
left	O
Bullfrog	O
because	O
of	O
a	O
disagreement	O
with	O
Molyneux	O
on	O
Theme	B-Application
Park	I-Application
)	O
,	O
but	O
he	O
was	O
assigned	O
to	O
Theme	B-Application
Hospital	I-Application
instead	O
.	O
</s>
<s>
Most	O
of	O
the	O
creatures	O
were	O
the	O
team	O
members	O
 '	O
ideas	O
,	O
although	O
Molyneux	O
was	O
involved	O
with	O
the	O
Imps	B-Language
.	O
</s>
<s>
Healey	O
designed	O
the	O
Horned	B-Application
Reaper	I-Application
(	O
who	O
is	O
based	O
on	O
an	O
ex-girlfriend	O
of	O
his	O
)	O
,	O
who	O
ultimately	O
become	O
the	O
game	O
's	O
mascot	O
.	O
</s>
<s>
The	O
game	O
as	O
it	O
ended	O
up	O
was	O
developed	O
mostly	O
in	O
the	O
final	O
few	O
months	O
:	O
the	O
team	O
started	O
again	O
from	O
scratch	O
long	O
into	O
the	O
development	O
cycle	O
because	O
they	O
felt	O
it	O
played	O
like	O
Command	B-Application
&	I-Application
Conquer	I-Application
.	O
</s>
<s>
Before	O
the	O
redesign	O
,	O
instead	O
of	O
having	O
Imps	B-Language
dig	O
the	O
gold	O
and	O
minions	O
entering	O
through	O
portals	O
,	O
the	O
game	O
had	O
the	O
player	O
dig	O
gold	O
and	O
use	O
it	O
and	O
mana	B-Application
to	O
create	O
minions	O
.	O
</s>
<s>
He	O
stated	O
that	O
he	O
was	O
proud	O
of	O
Dungeon	B-Application
Keepers	I-Application
concept	O
,	O
but	O
remarked	O
that	O
doing	O
original	O
things	O
takes	O
time	O
.	O
</s>
<s>
He	O
also	O
liked	O
that	O
people	O
were	O
unable	O
to	O
describe	O
Dungeon	B-Application
Keeper	I-Application
in	O
any	O
particular	O
way	O
.	O
</s>
<s>
This	O
was	O
a	O
key	O
reason	O
the	O
user	O
interface	O
of	O
his	O
next	O
video	O
game	O
,	O
Black	B-Application
&	I-Application
White	I-Application
,	O
did	O
not	O
feature	O
panels	O
,	O
buttons	O
,	O
or	O
icons	O
.	O
</s>
<s>
In	O
a	O
2000	O
Game	O
Developers	O
Conference	O
demonstration	O
of	O
Black	B-Application
&	I-Application
White	I-Application
,	O
he	O
stated	O
that	O
it	O
remained	O
undiscovered	O
.	O
</s>
<s>
Dungeon	B-Application
Keeper	I-Application
was	O
Molyneux	O
's	O
final	O
project	O
with	O
Bullfrog	O
before	O
he	O
left	O
in	O
July	O
1997	O
to	O
form	O
Lionhead	O
Studios	O
,	O
and	O
after	O
completion	O
,	O
he	O
stated	O
that	O
he	O
wanted	O
to	O
make	O
"	O
the	B-Application
coolest	I-Application
game	I-Application
ever	I-Application
"	O
.	O
</s>
<s>
He	O
intended	O
to	O
leave	O
as	O
soon	O
as	O
Dungeon	B-Application
Keeper	I-Application
was	O
complete	O
,	O
and	O
his	O
departure	O
was	O
one	O
reason	O
he	O
wanted	O
to	O
make	O
the	O
game	O
good	O
.	O
</s>
<s>
Molyneux	O
,	O
Mark	O
Webley	O
,	O
Tim	O
Rance	O
,	O
and	O
Steve	O
Jackson	O
made	O
the	O
decision	O
to	O
found	O
Lionhead	O
when	O
Dungeon	B-Application
Keeper	I-Application
was	O
nearing	O
completion	O
.	O
</s>
<s>
A	O
sequel	O
,	O
Dungeon	B-Application
Keeper	I-Application
2	I-Application
was	O
released	O
in	O
1999	O
,	O
and	O
the	O
series	O
was	O
rebooted	O
by	O
Mythic	O
Entertainment	O
with	O
the	O
release	O
of	O
a	O
remake	O
(	O
also	O
titled	O
Dungeon	B-Application
Keeper	I-Application
)	O
for	O
iOS	B-Application
and	O
Android	B-Application
on	O
30	O
January	O
2014	O
.	O
</s>
<s>
The	O
game	O
uses	O
SoundFonts	B-Application
to	O
provide	O
additional	O
ambient	O
sound	O
effects	O
.	O
</s>
<s>
A	O
Sound	B-Device
Blaster	I-Device
AWE32	I-Device
or	O
AWE64	B-Device
is	O
required	O
to	O
use	O
this	O
feature	O
.	O
</s>
<s>
The	O
player	O
can	O
load	O
a	O
SoundFont	B-Application
and	O
use	O
it	O
for	O
ambient	O
sound	O
effects	O
.	O
</s>
<s>
Customised	O
SoundFonts	B-Application
can	O
be	O
created	O
to	O
personalise	O
the	O
dungeon	B-Application
.	O
</s>
<s>
The	O
game	O
features	O
three	O
SoundFonts	B-Application
,	O
one	O
of	O
which	O
is	O
loaded	O
at	O
game	O
startup	O
,	O
and	O
Creative	O
offered	O
sample	O
Dungeon	B-Application
Keeper	I-Application
SoundFonts	B-Application
for	O
download	O
.	O
</s>
<s>
An	O
expansion	O
pack	O
,	O
The	B-Application
Deeper	I-Application
Dungeons	I-Application
,	O
was	O
released	O
on	O
26	O
November	O
1997	O
.	O
</s>
<s>
It	O
features	O
fifteen	O
new	O
levels	O
each	O
for	O
single	O
player	O
and	O
multiplayer	O
,	O
and	O
an	O
improved	O
artificial	B-Application
intelligence	I-Application
for	O
the	O
enemies	O
.	O
</s>
<s>
A	O
Direct3D	B-Application
version	O
,	O
which	O
brought	O
improved	O
graphics	O
and	O
3D	B-Architecture
acceleration	I-Architecture
support	O
,	O
and	O
a	O
level	O
editor	O
were	O
released	O
for	O
the	O
game	O
.	O
</s>
<s>
This	O
mod	O
increases	O
compatibility	O
with	O
later	O
versions	O
of	O
Windows	B-Application
,	O
fixes	O
bugs	O
,	O
and	O
adds	O
features	O
such	O
as	O
TCP/IP	B-Protocol
multiplayer	O
support	O
and	O
higher	O
screen	O
resolution	O
options	O
.	O
</s>
<s>
The	O
game	O
was	O
re-released	O
in	O
1998	O
as	O
Dungeon	B-Application
Keeper	I-Application
Gold	O
Edition	O
,	O
which	O
included	O
the	B-Application
Deeper	I-Application
Dungeons	I-Application
expansion	O
as	O
well	O
as	O
a	O
Dungeon	O
Keeper-based	O
desktop	B-Application
theme	I-Application
.	O
</s>
<s>
In	O
Japan	O
,	O
a	O
similar	O
edition	O
was	O
released	O
as	O
Dungeon	B-Application
Keeper	I-Application
Premium	I-Application
,	O
under	O
the	O
EA	O
Best	O
Selection	O
brand	O
.	O
</s>
<s>
GOG.com	O
launched	O
a	O
macOS	B-Application
version	O
in	O
October	O
2012	O
.	O
</s>
<s>
In	O
October	O
2016	O
,	O
Dungeon	B-Application
Keeper	I-Application
was	O
released	O
free	O
of	O
charge	O
on	O
Origin	B-Operating_System
,	O
via	O
its	O
"	O
On	O
The	O
House	O
"	O
programme	O
.	O
</s>
<s>
Dungeon	B-Application
Keeper	I-Application
received	O
critical	O
acclaim	O
.	O
</s>
<s>
His	O
conclusion	O
was	O
that	O
Dungeon	B-Application
Keeper	I-Application
is	O
"	O
The	O
most	O
unique	O
game	O
in	O
years	O
;	O
stylish	O
,	O
multifaceted	O
,	O
and	O
as	O
deep	O
as	O
the	O
pits	O
of	O
hell	O
"	O
.	O
</s>
<s>
Game	O
Revolution	O
reviewer	O
agreed	O
with	O
Lombardi	O
by	O
believing	O
that	O
"	O
Dungeon	B-Application
Keeper	I-Application
is	O
a	O
revolutionary	O
,	O
terrific	O
game	O
"	O
,	O
and	O
also	O
complimented	O
the	O
"	O
terrific	O
"	O
graphics	O
and	O
the	O
"	O
nearly	O
as	O
impressive	O
"	O
sound	O
.	O
</s>
<s>
Rob	O
Smith	O
of	O
GamePro	O
argued	O
that	O
the	O
multiplayer	O
gameplay	O
was	O
n't	O
really	O
a	O
radical	O
departure	O
from	O
other	O
real-time	O
strategy	B-Application
games	I-Application
,	O
but	O
the	O
"	O
bad	O
guy	O
"	O
role	O
and	O
particular	O
sense	O
of	O
humour	O
make	O
it	O
stand-out	O
.	O
</s>
<s>
Gamezilla	O
's	O
Chris	O
McDonald	O
called	O
the	O
game	O
a	O
"	O
classic	O
"	O
and	O
concluded	O
,	O
"	O
Any	O
real-time	O
gamer	O
with	O
a	O
yearning	O
for	O
the	O
dungeon	B-Application
life	O
and	O
the	O
nerve	O
to	O
slaughter	O
an	O
army	O
of	O
Monks	O
,	O
Fairies	O
and	O
Lords	O
will	O
be	O
pleasantly	O
surprised	O
with	O
Dungeon	B-Application
Keeper	I-Application
"	O
.	O
</s>
<s>
PC	O
Gamer	O
UK	O
's	O
James	O
Flynn	O
praised	O
Bullfrog	O
's	O
attention	O
to	O
detail	O
,	O
calling	O
it	O
"	O
amazing	O
"	O
,	O
and	O
reiterated	O
others	O
 '	O
views	O
by	O
describing	O
Dungeon	B-Application
Keeper	I-Application
as	O
"	O
A	O
stunning	O
achievement	O
"	O
.	O
</s>
<s>
Trent	O
Ward	O
of	O
GameSpot	O
remarked	O
"	O
It	O
's	O
a	O
rich	O
strategy	B-Application
game	I-Application
that	O
is	O
both	O
intuitive	O
and	O
challenging	O
,	O
both	O
innovative	O
and	O
polished	O
"	O
,	O
and	O
felt	O
the	O
game	O
was	O
"	O
among	O
the	O
best	O
games	O
released	O
so	O
far	O
this	O
year	O
"	O
.	O
</s>
<s>
He	O
described	O
Dungeon	B-Application
Keeper	I-Application
as	O
"	O
totally	O
awesome	O
!	O
</s>
<s>
Robert	O
Mayer	O
of	O
Computer	O
Games	O
Strategy	O
Plus	O
complimented	O
the	O
humour	O
,	O
sound	O
,	O
and	O
the	O
3D	O
view	O
,	O
and	O
liked	O
the	O
elements	O
working	O
together	O
,	O
but	O
criticised	O
the	O
artificial	B-Application
intelligence	I-Application
.	O
</s>
<s>
The	O
only	O
criticism	O
was	O
the	O
"	O
occasionally	O
weak	O
"	O
artificial	B-Application
intelligence	I-Application
.	O
</s>
<s>
Reviewers	O
from	O
the	O
French	O
magazine	O
Génération	O
4	O
were	O
highly	O
complimentary	O
:	O
one	O
reviewer	O
commented	O
that	O
Dungeon	B-Application
Keeper	I-Application
is	O
in-between	O
Warcraft	B-Application
and	O
Theme	B-Application
Park	I-Application
due	O
to	O
its	O
creature	O
management	O
and	O
real-time	O
combat	O
,	O
and	O
also	O
believed	O
that	O
it	O
is	O
hard	O
to	O
leave	O
a	O
level	O
after	O
winning	O
.	O
</s>
<s>
Another	O
reviewer	O
described	O
Dungeon	B-Application
Keeper	I-Application
as	O
"	O
The	O
game	O
of	O
the	O
year	O
!	O
"	O
.	O
</s>
<s>
The	O
magazine	O
also	O
listed	O
Dungeon	B-Application
Keeper	I-Application
as	O
their	O
top	O
PC	O
CD	O
game	O
of	O
summer	O
1997	O
.	O
</s>
<s>
Dungeon	B-Application
Keeper	I-Application
was	O
a	O
finalist	O
in	O
the	O
Software	O
Publishers	O
Association	O
's	O
13th	O
Annual	O
Excellence	O
in	O
Software	O
Awards	O
Best	O
of	O
1997	O
Codie	O
awards	O
for	O
Best	O
Strategy	O
Software	O
Game	O
.	O
</s>
<s>
In	O
1997	O
,	O
Dungeon	B-Application
Keeper	I-Application
appeared	O
#4	O
on	O
PC	O
Gamers	O
list	O
of	O
top	O
100	O
games	O
,	O
and	O
,	O
in	O
June	O
,	O
was	O
named	O
as	O
their	O
Game	O
Of	O
The	O
Month	O
.	O
</s>
<s>
In	O
June	O
2014	O
,	O
The	O
Guardian	O
listed	O
Dungeon	B-Application
Keeper	I-Application
as	O
one	O
of	O
Britain	O
's	O
30	O
greatest	O
video	O
games	O
.	O
</s>
<s>
Awards	O
)	O
,	O
Dungeon	B-Application
Keeper	I-Application
won	O
"	O
Computer	O
Role	O
Playing	O
Game	O
of	O
the	O
Year	O
"	O
and	O
was	O
nominated	O
for	O
"	O
Outstanding	O
Achievement	O
in	O
Interactive	O
Design	O
"	O
.	O
</s>
<s>
During	O
1997	O
,	O
Dungeon	B-Application
Keeper	I-Application
sold	O
113,407	O
copies	O
in	O
the	O
United	O
States	O
alone	O
.	O
</s>
<s>
Molyneux	O
considered	O
it	O
a	O
"	O
missed	O
opportunity	O
"	O
in	O
comparison	O
to	O
his	O
earlier	O
games	O
such	O
as	O
Theme	B-Application
Park	I-Application
,	O
which	O
sold	O
millions	O
of	O
units	O
.	O
</s>
<s>
Many	O
reviews	O
of	O
video	O
games	O
that	O
have	O
similar	O
elements	O
mention	O
Dungeon	B-Application
Keeper	I-Application
as	O
both	O
an	O
influence	O
for	O
the	O
designers	O
and	O
a	O
standard	O
for	O
comparison	O
.	O
</s>
<s>
1999	O
's	O
Lego	B-Application
Rock	I-Application
Raiders	I-Application
.	O
</s>
<s>
According	O
to	O
Retro	O
Gamer	O
,	O
this	O
was	O
asserted	O
to	O
be	O
"	O
the	O
ultimate	O
sequel	O
to	O
Dungeon	B-Application
Keeper	I-Application
"	O
.	O
</s>
<s>
2001	O
's	O
Startopia	B-Application
.	O
</s>
<s>
Retro	O
Gamer	O
said	O
that	O
"	O
they	O
'd	O
taken	O
Dungeon	B-Application
Keeper	I-Application
and	O
set	O
it	O
in	O
space	O
"	O
.	O
</s>
<s>
2004	O
's	O
Evil	B-Application
Genius	I-Application
,	O
the	O
second	O
game	O
developed	O
by	O
Elixir	O
Studios	O
.	O
</s>
<s>
2003	O
's	O
Ghost	B-Application
Master	I-Application
,	O
in	O
which	O
players	O
play	O
the	O
role	O
of	O
the	O
enemy	O
.	O
</s>
<s>
2007	O
's	O
Holy	O
Invasion	O
of	O
Privacy	O
,	O
Badman	O
!,	O
another	O
game	O
in	O
which	O
players	O
construct	O
a	O
dungeon	B-Application
and	O
protect	O
it	O
from	O
invading	O
heroes	O
.	O
</s>
<s>
It	O
was	O
described	O
as	O
"	O
Dungeon	B-Application
Keeper	I-Application
meets	O
Dig	B-Application
Dug	I-Application
"	O
.	O
</s>
<s>
2011	O
's	O
Dungeons	B-Application
but	O
with	O
focus	O
on	O
care	O
of	O
the	O
heroes	O
instead	O
of	O
the	O
monsters	O
.	O
</s>
<s>
2011	O
's	O
Dungeon	B-Application
Overlord	O
,	O
an	O
Adobe	O
Flash	O
application	O
via	O
the	O
social-networking	O
website	O
Facebook	O
.	O
</s>
<s>
2013	O
's	O
Impire	B-Application
has	O
been	O
called	O
"	O
Dungeon	B-Application
Keeper	I-Application
with	O
a	O
side	O
of	O
Dawn	B-Language
of	I-Language
War	I-Language
"	O
.	O
</s>
<s>
2013	O
's	O
The	B-Application
Mighty	I-Application
Quest	I-Application
for	I-Application
Epic	I-Application
Loot	I-Application
has	O
been	O
called	O
"	O
A	O
weird	O
combination	O
of	O
Diablo	B-Application
and	O
Dungeon	B-Application
Keeper	I-Application
"	O
.	O
</s>
<s>
2015	O
's	O
War	B-Application
for	I-Application
the	I-Application
Overworld	I-Application
is	O
a	O
project	O
held	O
by	O
its	O
creators	O
Subterranean	O
Games	O
as	O
"	O
a	O
true	O
spiritual	O
successor	O
to	O
Dungeon	B-Application
Keeper	I-Application
"	O
.	O
</s>
<s>
2015	O
's	O
Dungeons	B-Application
2	I-Application
has	O
been	O
described	O
as	O
a	O
combination	O
between	O
"	O
Dungeon	B-Application
Keeper	I-Application
and	O
an	O
RTS	O
"	O
.	O
</s>
<s>
Dungeon	B-Application
Keeper	I-Application
was	O
referenced	O
in	O
Theme	B-Application
Hospitals	I-Application
introduction	O
scene	O
twice	O
:	O
a	O
doctor	O
is	O
briefly	O
seen	O
playing	O
a	O
console	O
version	O
,	O
and	O
the	O
Horned	B-Application
Reaper	I-Application
makes	O
a	O
cameo	O
appearance	O
as	O
a	O
patient	O
.	O
</s>
<s>
Early	O
concept	O
art	O
for	O
Black	B-Application
&	I-Application
White	I-Application
used	O
Dungeon	B-Application
Keepers	I-Application
Horned	B-Application
Reaper	I-Application
to	O
represent	O
creatures	O
.	O
</s>
<s>
The	O
Horned	B-Application
Reaper	I-Application
unit	O
was	O
so	O
popular	O
that	O
the	O
producers	O
of	O
Dungeon	B-Application
Keeper	I-Application
2	I-Application
made	O
it	O
a	O
character	O
with	O
an	O
important	O
role	O
in	O
the	O
game	O
's	O
story	O
.	O
</s>
<s>
Dungeon	B-Application
Keepers	I-Application
engine	O
was	O
an	O
inspiration	O
for	O
Minecraft	B-Application
.	O
</s>
