<s>
Steel	B-Application
Horizon	I-Application
is	O
a	O
turn-based	O
strategy	B-Application
game	I-Application
developed	O
by	O
British	O
studio	O
Climax	O
Group	O
and	O
published	O
by	O
Konami	O
for	O
the	O
Sony	B-Operating_System
PlayStation	I-Operating_System
Portable	I-Operating_System
and	O
Nintendo	B-Device
DS	I-Device
.	O
</s>
<s>
It	O
was	O
released	O
in	O
March	O
2007	B-Application
in	O
the	O
United	O
States	O
for	O
the	O
Nintendo	B-Device
DS	I-Device
,	O
with	O
a	O
later	O
release	O
for	O
the	O
PlayStation	B-Operating_System
Portable	I-Operating_System
in	O
July	O
2007	B-Application
.	O
</s>
<s>
These	O
include	O
battleships	B-Application
,	O
aircraft	O
carriers	O
,	O
submarines	O
,	O
destroyers	B-Application
,	O
battlecruisers	B-Application
,	O
cruisers	O
,	O
PT	O
boats	O
,	O
repair	O
ships	O
,	O
cargo	O
ships	O
,	O
landing	O
craft	O
and	O
minelayers	O
.	O
</s>
<s>
In	O
the	O
beginning	O
the	O
player	O
must	O
choose	O
between	O
3	O
different	O
types	O
of	O
upgradeable	O
ships	O
,	O
a	O
destroyer	B-Application
,	O
a	O
battleship	B-Application
,	O
and	O
a	O
submarine	O
.	O
</s>
<s>
Steel	B-Application
Horizon	I-Application
received	O
negative	O
reviews	O
upon	O
release	O
.	O
</s>
<s>
On	O
Metacritic	O
,	O
the	O
DS	B-Device
version	O
of	O
the	O
game	O
holds	O
a	O
score	O
of	O
42/100	O
based	O
on	O
15	O
reviews	O
.	O
</s>
<s>
GameSpot	O
gave	O
the	O
game	O
scores	O
of	O
3.6/10	O
for	O
the	O
DS	B-Device
version	O
and	O
4.5/10	O
for	O
PSP	B-Operating_System
version	O
,	O
praising	O
the	O
story	O
but	O
criticizing	O
the	O
low	O
difficulty	O
,	O
the	O
visual	O
effects	O
being	O
simplistic	O
,	O
and	O
the	O
soundtrack	O
being	O
repetitive	O
.	O
</s>
<s>
IGN	O
gave	O
the	O
game	O
scores	O
of	O
3.5/10	O
for	O
the	O
DS	B-Device
version	O
and	O
3/10	O
for	O
the	O
PSP	B-Operating_System
version	O
,	O
with	O
criticism	O
being	O
directed	O
towards	O
the	O
game	O
's	O
graphics	O
,	O
sound	O
effects	O
,	O
interface	O
,	O
and	O
gameplay	O
during	O
the	O
battle	O
sequences	O
.	O
</s>
