<s>
and	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
.	O
</s>
<s>
Stronghold	B-Application
was	O
a	O
commercial	O
success	O
,	O
with	O
global	O
sales	O
above	O
1.5	O
million	O
units	O
by	O
2004	O
.	O
</s>
<s>
The	O
game	O
's	O
popularity	O
led	O
to	O
several	O
sequels	O
:	O
Stronghold	B-Application
:	I-Application
Crusader	I-Application
(	O
2002	O
)	O
,	O
Stronghold	B-Application
2	I-Application
(	O
2005	O
)	O
,	O
Stronghold	B-Application
Legends	I-Application
(	O
2006	O
)	O
,	O
Stronghold	B-Application
Crusader	I-Application
Extreme	I-Application
(	O
2008	O
)	O
,	O
Stronghold	B-Application
3	I-Application
(	O
2011	O
)	O
,	O
Stronghold	B-Application
Kingdoms	I-Application
(	O
2012	O
)	O
,	O
Stronghold	B-Application
Crusader	I-Application
II	I-Application
(	O
2014	O
)	O
,	O
and	O
Stronghold	B-Application
:	I-Application
Warlords	I-Application
(	O
2021	O
)	O
.	O
</s>
<s>
In	O
Stronghold	B-Application
,	O
the	O
player	O
takes	O
the	O
role	O
of	O
a	O
lord	O
in	O
a	O
medieval	O
kingdom	O
.	O
</s>
<s>
Stronghold	B-Application
contains	O
several	O
modes	O
of	O
gameplay	O
,	O
with	O
both	O
combat	O
and	O
economic	O
missions	O
.	O
</s>
<s>
A	O
siege	B-Application
mode	O
is	O
also	O
included	O
in	O
the	O
game	O
,	O
where	O
the	O
player	O
may	O
attack	O
or	O
defend	O
several	O
historical	O
castles	O
.	O
</s>
<s>
Stronghold	B-Application
does	O
not	O
use	O
a	O
rock	O
paper	O
scissors	O
system	O
for	O
game	O
balance	O
,	O
instead	O
opting	O
for	O
a	O
"	O
soft-counter	O
"	O
system	O
.	O
</s>
<s>
Combat	O
in	O
Stronghold	B-Application
is	O
based	O
on	O
a	O
strength	O
and	O
hit	O
point	O
system	O
.	O
</s>
<s>
Even	O
though	O
the	O
expensive	O
units	O
are	O
stronger	O
in	O
combat	O
,	O
all	O
units	O
have	O
abilities	O
that	O
are	O
necessary	O
to	O
defend	O
the	O
castle	O
,	O
both	O
melee	B-Application
units	O
(	O
such	O
as	O
the	O
basic	O
spearman	O
and	O
the	O
stronger	O
swordsman	O
)	O
,	O
and	O
ranged	O
units	O
(	O
such	O
as	O
archers	O
)	O
.	O
</s>
<s>
The	O
game	O
also	O
contains	O
support	O
troops	O
such	O
as	O
engineers	O
,	O
who	O
provide	O
additional	O
combat	O
options	O
such	O
as	O
constructing	O
siege	B-Application
engines	O
.	O
</s>
<s>
Fire	O
plays	O
a	O
main	O
role	O
in	O
the	O
Stronghold	B-Application
storyline	O
,	O
as	O
in	O
certain	O
missions	O
,	O
igniting	O
pitch	O
is	O
almost	O
necessary	O
for	O
survival	O
.	O
</s>
<s>
In	O
some	O
games	O
,	O
such	O
as	O
StarCraft	B-Application
,	O
some	O
buildings	O
damaged	O
to	O
a	O
certain	O
extent	O
will	O
catch	O
fire	O
and	O
continue	O
to	O
take	O
damage	O
from	O
it	O
until	O
they	O
are	O
repaired	O
or	O
the	O
fire	O
destroys	O
them	O
.	O
</s>
<s>
In	O
Stronghold	B-Application
,	O
buildings	O
that	O
are	O
damaged	O
by	O
siege	B-Application
weapons	O
or	O
are	O
torn	O
down	O
will	O
not	O
catch	O
fire	O
;	O
instead	O
,	O
they	O
lose	O
hit	O
points	O
until	O
they	O
collapse	O
,	O
with	O
the	O
indication	O
of	O
damage	O
being	O
visible	O
signs	O
of	O
cracks	O
and	O
damage	O
throughout	O
the	O
building	O
.	O
</s>
<s>
Contrary	O
to	O
many	O
RTS	O
titles	O
where	O
fire	O
plays	O
a	O
secondary	O
,	O
"	O
eye	O
candy	O
"	O
role	O
,	O
fire	O
in	O
Stronghold	B-Application
is	O
an	O
actual	O
gameplay	O
element	O
.	O
</s>
<s>
Rather	O
than	O
incorporating	O
a	O
proprietary	O
scripting	O
language	O
,	O
the	O
editor	O
has	O
a	O
WYSIWYG	B-Application
interface	O
designed	O
for	O
use	O
by	O
all	O
users	O
.	O
</s>
<s>
In	O
2013	O
,	O
an	O
updated	O
version	O
of	O
the	O
game	O
was	O
released	O
on	O
Steam	B-Application
,	O
featuring	O
support	O
for	O
modern	O
operating	O
systems	O
,	O
higher	O
resolutions	O
,	O
and	O
Steam	B-Application
cloud	O
saves	O
.	O
</s>
<s>
The	O
game	O
was	O
released	O
for	O
free	O
on	O
GOG.com	O
for	O
a	O
brief	O
time	O
in	O
2017	O
,	O
packaged	O
with	O
the	O
1996	O
game	O
A.D.	B-Application
2044	I-Application
.	O
</s>
<s>
Stronghold	B-Application
was	O
a	O
commercial	O
success	O
,	O
with	O
global	O
sales	O
of	O
1.5	O
million	O
units	O
by	O
2004	O
.	O
</s>
<s>
On	O
Media	O
Control	O
's	O
sales	O
chart	O
for	O
the	O
German	O
market	O
,	O
Stronghold	B-Application
launched	O
at	O
#1	O
among	O
computer	O
games	O
for	O
the	O
month	O
of	O
October	O
2001	O
.	O
</s>
<s>
Stronghold	B-Application
remained	O
in	O
Media	O
Control	O
's	O
top	O
30	O
consistently	O
through	O
May	O
2002	O
,	O
placing	O
14th	O
that	O
month	O
and	O
10th	O
in	O
April	O
.	O
</s>
<s>
After	O
a	O
19th-place	O
finish	O
in	O
June	O
,	O
it	O
dropped	O
to	O
27th	O
in	O
July	O
,	O
while	O
the	O
new	O
Stronghold	B-Application
Deluxe	O
edition	O
debuted	O
that	O
month	O
at	O
#12	O
.	O
</s>
<s>
In	O
the	O
United	O
States	O
,	O
Stronghold	B-Application
debuted	O
at	O
#6	O
on	O
NPD	O
Intelect	O
's	O
computer	O
game	O
sales	O
rankings	O
for	O
the	O
week	O
of	O
October	O
21	O
.	O
</s>
<s>
Stronghold	B-Application
ultimately	O
sold	O
220,000	O
copies	O
and	O
earned	O
$7.8	O
million	O
in	O
the	O
United	O
States	O
by	O
August	O
2006	O
.	O
</s>
<s>
Carla	O
Harker	O
reviewed	O
the	O
PC	O
version	O
of	O
the	O
game	O
for	O
Next	O
Generation	O
,	O
rating	O
it	O
three	O
stars	O
out	O
of	O
five	O
,	O
and	O
stated	O
that	O
"	O
Both	O
sim	O
and	O
strategy	O
players	O
will	O
find	O
something	O
to	O
like	O
in	O
Stronghold	B-Application
,	O
whether	O
it	O
's	O
a	O
long	O
military	O
campaign	O
or	O
just	O
creating	O
the	O
largest	O
,	O
most	O
well-run	O
castle	O
ever.	O
"	O
</s>
<s>
The	O
game	O
received	O
"	O
favorable	O
"	O
reviews	O
according	O
to	O
the	O
review	B-Application
aggregation	I-Application
website	O
Metacritic	O
.	O
</s>
<s>
Stronghold	B-Application
was	O
a	O
nominee	O
for	O
Computer	O
Gaming	O
Worlds	O
2001	O
"	O
Best	O
Strategy	O
Game	O
"	O
award	O
,	O
which	O
ultimately	O
went	O
to	O
Kohan	B-Application
:	I-Application
Immortal	I-Application
Sovereigns	I-Application
.	O
</s>
<s>
The	O
editors	O
called	O
Stronghold	B-Application
"	O
extraordinarily	O
creative	O
and	O
unique	O
"	O
.	O
</s>
