<s>
Arma	B-Application
2	I-Application
:	I-Application
Operation	I-Application
Arrowhead	I-Application
(	O
Arma	B-Application
2	I-Application
:	I-Application
OA	I-Application
;	O
stylized	O
as	O
AA	O
II	O
:	O
Operation	O
Arrowhead	O
)	O
is	O
a	O
standalone	O
expansion	O
pack	O
to	O
Bohemia	O
Interactive	O
's	O
tactical	O
shooter	O
Arma	B-Application
2	I-Application
.	O
</s>
<s>
Arma	B-Application
2	I-Application
:	I-Application
Operation	I-Application
Arrowhead	I-Application
includes	O
three	O
new	O
multiplayer	O
maps	O
,	O
new	O
vehicles	O
and	O
equipment	O
,	O
new	O
factions	O
,	O
along	O
with	O
a	O
new	O
campaign	O
.	O
</s>
<s>
In	O
Arma	B-Application
2	I-Application
:	I-Application
Operation	I-Application
Arrowhead	I-Application
,	O
the	O
player	O
can	O
assume	O
the	O
role	O
of	O
various	O
military	O
duties	O
from	O
simple	O
infantry	O
man	O
or	O
a	O
special	O
forces	O
operative	O
to	O
tank	O
commander	O
or	O
pilot	O
of	O
a	O
combat	O
helicopter	O
.	O
</s>
<s>
Arma	B-Application
2	I-Application
:	I-Application
Operation	I-Application
Arrowhead	I-Application
features	O
United	O
States	O
Army	O
military	O
equipment	O
,	O
albeit	O
with	O
some	O
creative	O
liberties	O
taken	O
by	O
the	O
developers	O
.	O
</s>
<s>
New	O
armored	O
vehicles	O
that	O
were	O
not	O
included	O
in	O
Arma	B-Application
2	I-Application
include	O
the	O
U.S.	O
Army	O
's	O
Stryker	O
ICV	O
and	O
Bradley	O
IFV	O
.	O
</s>
<s>
The	O
U.S.	O
Marine	O
Corps	O
that	O
featured	O
prominently	O
in	O
Arma	B-Application
2	I-Application
are	O
not	O
included	O
in	O
Arma	B-Application
2	I-Application
:	I-Application
Operation	I-Application
Arrowhead	I-Application
,	O
instead	O
being	O
replaced	O
with	O
U.S.	O
Army	O
soldiers	O
,	O
wearing	O
the	O
Army	O
Combat	O
Uniform	O
in	O
the	O
Universal	O
Camouflage	O
Pattern	O
.	O
</s>
<s>
Arma	B-Application
2	I-Application
:	I-Application
Operation	I-Application
Arrowhead	I-Application
is	O
set	O
in	O
the	O
fictional	O
country	O
of	O
Takistan	O
and	O
takes	O
place	O
in	O
the	O
then-future	O
of	O
summer	O
2012	O
;	O
nearly	O
three	O
years	O
after	O
the	O
Chernarus	O
conflict	O
of	O
fall	O
2009	O
that	O
is	O
depicted	O
in	O
Arma	B-Application
2	I-Application
,	O
right	O
after	O
Arma	B-Application
2	I-Application
's	O
hidden	O
ending	O
.	O
</s>
<s>
In	O
the	O
game	O
's	O
single-player	O
campaign	O
,	O
Takistani	O
government	O
led	O
by	O
Colonel	O
Muhammad	O
Aziz	O
threatens	O
to	O
use	O
SCUD	B-Application
missiles	O
against	O
a	O
neighboring	O
Karzeghistan	O
,	O
following	O
the	O
outbreak	O
of	O
the	O
economic	O
crisis	O
caused	O
by	O
the	O
anti-government	O
rebels	O
who	O
destroyed	O
a	O
significant	O
part	O
of	O
country	O
's	O
oil	O
wells	O
.	O
</s>
<s>
Arma	B-Application
2	I-Application
:	I-Application
Operation	I-Application
Arrowhead	I-Application
uses	O
a	O
customized	O
version	O
of	O
Bohemia	O
Interactive	O
's	O
own	O
Real	O
Virtuality	O
3	O
engine	O
.	O
</s>
<s>
The	O
game	O
allows	O
the	O
user	O
to	O
include	O
original	O
Arma	B-Application
2	I-Application
content	O
to	O
the	O
game	O
.	O
</s>
<s>
Alternatively	O
both	O
games	O
can	O
be	O
bought	O
together	O
in	O
a	O
package	O
called	O
Arma	B-Application
2	I-Application
:	O
Combined	O
Operations	O
.	O
</s>
<s>
Several	O
patches	O
have	O
been	O
released	O
for	O
Arma	B-Application
2	I-Application
:	I-Application
Operation	I-Application
Arrowhead	I-Application
,	O
including	O
public	O
beta	O
patches	O
.	O
</s>
<s>
In	O
early	O
2012	O
,	O
a	O
mod	O
was	O
released	O
for	O
Arma	B-Application
2	I-Application
and	O
Arma	B-Application
2	I-Application
:	I-Application
Operation	I-Application
Arrowhead	I-Application
,	O
called	O
DayZ	B-Application
.	O
</s>
<s>
The	O
mod	O
centers	O
around	O
zombies	B-Application
and	O
features	O
a	O
medical	O
system	O
.	O
</s>
<s>
,	O
DayZ	B-Application
reached	O
1,600,000	O
unique	O
players	O
and	O
2,769	O
years	O
played	O
in	O
playing	O
time	O
.	O
</s>
<s>
On	O
29	O
August	O
2010	O
a	O
downloadable	B-Protocol
content	I-Protocol
pack	I-Protocol
named	O
British	O
Armed	O
Forces	O
(	O
BAF	O
)	O
was	O
released	O
worldwide	O
which	O
added	O
the	O
British	O
Army	O
faction	O
to	O
the	O
game	O
,	O
including	O
units	O
and	O
new	O
vehicles	O
.	O
</s>
<s>
The	O
second	O
downloadable	B-Protocol
content	I-Protocol
pack	I-Protocol
,	O
Private	O
Military	O
Company	O
(	O
PMC	O
)	O
,	O
adds	O
the	O
ability	O
for	O
the	O
player	O
to	O
play	O
as	O
a	O
contractor	O
for	O
a	O
fictional	O
private	O
military	O
company	O
ION	O
.	O
</s>
<s>
The	O
team	O
also	O
uncovers	O
a	O
conspiracy	O
into	O
which	O
ION	O
is	O
involved	O
and	O
could	O
have	O
worldwide	O
consequences	O
,	O
if	O
made	O
public	O
,	O
so	O
Frost	O
has	O
to	O
choose	O
between	O
loyalty	O
and	O
morality.British	O
Armed	O
Forces	O
and	O
Private	O
Military	O
Company	O
DLCs	B-Protocol
were	O
bundled	O
onto	O
DVD	O
and	O
released	O
as	O
an	O
expansion	O
called	O
Arma	B-Application
2	I-Application
:	O
Reinforcements	O
on	O
1	O
April	O
2011	O
.	O
</s>
<s>
On	O
1	O
August	O
2012	O
,	O
a	O
third	O
DLC	B-Protocol
titled	O
Army	O
of	O
the	O
Czech	O
Republic	O
(	O
ACR	O
)	O
was	O
released	O
.	O
</s>
<s>
GameSpot	O
says	O
"	O
Arma	B-Application
2	I-Application
:	I-Application
Operation	I-Application
Arrowhead	I-Application
,	O
its	O
stand-alone	O
expansion	O
,	O
boasts	O
all	O
the	O
beauty	O
,	O
realism	O
,	O
and	O
action	O
of	O
the	O
original	O
and	O
none	O
of	O
the	O
game-breaking	O
bugs	O
.	O
</s>
