<s>
Silent	B-Application
Steel	I-Application
is	O
a	O
1995	O
submarine	O
simulator	O
computer	O
game	O
by	O
Tsunami	O
Games	O
.	O
</s>
<s>
It	O
was	O
created	O
during	O
the	O
influx	O
of	O
interactive	B-Application
movies	I-Application
during	O
the	O
1990s	O
.	O
</s>
<s>
The	O
game	O
is	O
composed	O
almost	O
entirely	O
of	O
live-action	O
full	B-Application
motion	I-Application
video	I-Application
,	O
with	O
sparse	O
computer-generated	O
graphics	O
depicting	O
external	O
shots	O
of	O
the	O
boat	O
during	O
torpedo	O
attacks	O
and	O
atmospheric	O
fly-bys	O
.	O
</s>
<s>
A	O
version	O
playable	O
on	O
DVD	B-Device
players	I-Device
was	O
released	O
in	O
1999	O
,	O
following	O
from	O
a	O
DVD-ROM	O
version	O
in	O
1997	O
.	O
</s>
<s>
A	O
sequel	O
,	O
Silent	B-Application
Steel	I-Application
2	O
,	O
was	O
announced	O
by	O
Tsunami	O
for	O
release	O
in	O
1997	O
,	O
but	O
it	O
was	O
cancelled	O
.	O
</s>
