<s>
Nanostray	B-Device
2	I-Device
is	O
a	O
scrolling	O
shooter	O
video	O
game	O
for	O
the	O
Nintendo	B-Device
DS	I-Device
,	O
and	O
is	O
the	O
sequel	O
to	O
the	O
original	O
Nanostray	B-Device
.	O
</s>
<s>
The	O
colonized	O
area	O
the	O
Ariga	O
is	O
returning	O
to	O
has	O
been	O
contaminated	O
by	O
a	O
techno-virus	O
known	O
as	O
Nanostray	B-Device
.	O
</s>
<s>
According	O
to	O
the	O
distress	O
call	O
,	O
the	O
Nanostray	B-Device
virus	O
had	O
infected	O
the	O
colonist	O
technology	O
from	O
computers	O
to	O
war-machines	O
and	O
made	O
each	O
one	O
hostile	O
.	O
</s>
<s>
A	O
flight	O
commander	O
has	O
been	O
assigned	O
to	O
win	O
back	O
the	O
infested	O
areas	O
and	O
,	O
with	O
the	O
help	O
of	O
Officer	O
Diane	O
Stewart	O
aboard	O
the	O
Ariga	O
,	O
discover	O
and	O
destroy	O
the	O
source	O
of	O
the	O
Nanostray	B-Device
virus	O
.	O
</s>
<s>
Addressing	O
the	O
complaints	O
many	O
had	O
with	O
tacked-on	O
touchscreen	O
features	O
,	O
Nanostray	B-Device
2	I-Device
boasts	O
three	O
control	O
schemes	O
—	O
classic	O
control	O
,	O
left-handed	O
touch	O
control	O
,	O
and	O
right-handed	O
touch	O
control	O
,	O
classic	O
being	O
the	O
default	O
scheme	O
.	O
</s>
<s>
Besides	O
the	O
main	O
single-player	O
mode	O
,	O
Nanostray	B-Device
2	I-Device
also	O
has	O
a	O
Challenge	O
mode	O
,	O
where	O
players	O
can	O
try	O
to	O
get	O
a	O
set	O
number	O
of	O
points	O
,	O
collect	O
a	O
set	O
number	O
of	O
coins	O
,	O
or	O
survive	O
for	O
a	O
specific	O
time	O
limit	O
.	O
</s>
<s>
Adventure	O
–	O
New	O
to	O
the	O
Nanostray	B-Device
series	O
is	O
a	O
developed	O
story	O
and	O
voice	O
acting	O
.	O
</s>
<s>
Apparently	O
,	O
'	O
Nanostray	B-Device
 '	O
is	O
a	O
virus	O
that	O
infects	O
and	O
controls	O
machines	O
for	O
malicious	O
purposes	O
,	O
and	O
you	O
must	O
collect	O
samples	O
and	O
seek	O
more	O
information	O
on	O
the	O
virus	O
.	O
</s>
<s>
A	O
player	O
's	O
high	O
scores	O
can	O
be	O
downloaded	O
via	O
the	O
Nintendo	B-Application
Wi-Fi	I-Application
Connection	I-Application
to	O
online	O
leaderboards	O
.	O
</s>
<s>
Nanostray	B-Device
2	I-Device
received	O
"	O
generally	O
favorable	O
reviews	O
"	O
according	O
to	O
the	O
review	B-Application
aggregation	I-Application
website	O
Metacritic	O
.	O
</s>
<s>
Game	O
Informer	O
gave	O
the	O
game	O
an	O
above-average	O
review	O
,	O
while	O
Electronic	O
Gaming	O
Monthly	O
and	O
Nintendo	B-Application
Power	I-Application
gave	O
it	O
mixed	O
reviews	O
,	O
a	O
few	O
months	O
before	O
the	O
game	O
was	O
released	O
Stateside	O
.	O
</s>
