<s>
is	O
a	O
video	O
game	O
developed	O
and	O
published	O
by	O
Square	O
Enix	O
and	O
released	O
for	O
the	O
iPhone	B-Device
and	O
iPod	B-Device
Touch	I-Device
in	O
North	O
America	O
and	O
Japan	O
,	O
and	O
additionally	O
for	O
DSIWare	B-Device
and	O
cell	O
phones	O
in	O
Japan	O
.	O
</s>
<s>
By	O
the	O
end	O
,	O
the	O
war	O
has	O
caused	O
so	O
much	O
devastation	O
that	O
"	O
only	O
hills	B-Device
and	I-Device
rivers	I-Device
remain	I-Device
"	O
.	O
</s>
<s>
In	O
early	O
2009	O
,	O
the	O
IPhone	B-Device
version	O
of	O
the	O
game	O
was	O
shown	O
at	O
the	O
Tokyo	O
Game	O
Show	O
.	O
</s>
<s>
A	O
demo	O
version	O
,	O
Hills	B-Device
and	I-Device
Rivers	I-Device
Remain	I-Device
Lite	O
,	O
was	O
also	O
released	O
for	O
free	O
,	O
and	O
contains	O
elements	O
not	O
present	O
in	O
the	O
full	O
game	O
.	O
</s>
<s>
In	O
Japan	O
,	O
the	O
game	O
was	O
also	O
released	O
as	O
a	O
DSiWare	B-Device
game	O
on	O
October	O
28	O
,	O
2009	O
,	O
as	O
well	O
as	O
a	O
cell	O
phone	O
game	O
.	O
</s>
<s>
Andrew	O
Podolsky	O
of	O
Slide	O
to	O
Play	O
,	O
giving	O
it	O
a	O
three	O
out	O
of	O
four	O
,	O
also	O
praised	O
the	O
gameplay	O
,	O
though	O
he	O
noted	O
that	O
the	O
matches	O
tended	O
to	O
start	O
slowly	O
and	O
that	O
the	O
gameplay	O
was	O
derivative	O
of	O
other	O
real-time	O
strategy	O
games	O
,	O
especially	O
Galcon	B-Application
.	O
</s>
<s>
Peter	O
Lettieri	O
of	O
Touch	O
Arcade	O
also	O
noted	O
the	O
similarities	O
to	O
Galcon	B-Application
,	O
though	O
he	O
called	O
the	O
plot	O
"	O
loaded	O
to	O
the	O
brim	O
with	O
clichés	O
,	O
uninspired	O
characters	O
,	O
and	O
banter	O
that	O
will	O
likely	O
make	O
one	O
wince	O
"	O
and	O
awarded	O
the	O
game	O
three	O
out	O
of	O
five	O
points	O
.	O
</s>
