<s>
Who	B-Application
Shot	I-Application
Johnny	I-Application
Rock	I-Application
?	I-Application
</s>
<s>
is	O
a	O
live-action	O
full-motion	B-Application
video	I-Application
laserdisc	O
video	O
game	O
produced	O
by	O
American	O
Laser	O
Games	O
and	O
released	O
for	O
the	O
arcades	O
in	O
1991	B-Application
,	O
and	O
then	O
for	O
the	O
DOS	B-Device
,	O
Sega	B-Device
CD	I-Device
,	O
3DO	B-Device
and	O
CD-i	B-Device
platforms	O
around	O
1994	O
.	O
</s>
<s>
As	O
part	O
of	O
a	O
series	O
of	O
similar-styled	O
games	O
released	O
by	O
the	O
company	O
,	O
Who	B-Application
Shot	I-Application
Johnny	I-Application
Rock	I-Application
?	I-Application
</s>
<s>
The	O
game	O
takes	O
the	O
player	O
through	O
the	O
gangs	O
of	O
four	O
gangsters	O
with	O
suggestive	O
names	O
-	O
Measles	O
,	O
Mumps	O
,	O
Smallpox	O
,	O
and	O
Lockjaw	O
Lil	O
,	O
each	O
of	O
whom	O
knew	O
Rock	O
and	O
are	O
suspects	O
in	O
his	O
murder	O
-	O
and	O
locations	O
such	O
as	O
a	O
warehouse	O
,	O
a	O
pool	O
hall	O
,	O
a	O
garage	O
and	O
a	O
casino	B-Application
.	O
</s>
<s>
As	O
is	O
the	O
case	O
with	O
other	O
American	O
Laser	O
Games	O
releases	O
,	O
the	O
game	O
is	O
played	O
from	O
a	O
first-person	O
perspective	O
of	O
the	O
player	O
watching	O
the	O
full	B-Application
motion	I-Application
video	I-Application
,	O
listening	O
to	O
the	O
various	O
characters	O
and	O
shooting	O
the	O
right	O
enemies	O
at	O
the	O
right	O
times	O
with	O
a	O
powerful	O
Tommy	O
gun	O
.	O
</s>
<s>
Most	O
other	O
games	O
produced	O
by	O
the	O
company	O
-	O
with	O
minor	O
exceptions	O
such	O
as	O
The	B-Application
Last	I-Application
Bounty	I-Application
Hunter	I-Application
,	O
where	O
the	O
player	O
can	O
use	O
a	O
shotgun	O
for	O
a	O
limited	O
amount	O
of	O
time	O
-	O
feature	O
no	O
more	O
than	O
a	O
simple	O
pistol	O
,	O
which	O
must	O
be	O
used	O
to	O
eliminate	O
successive	O
foes	O
.	O
</s>
<s>
Unlike	O
previous	O
games	O
,	O
such	O
as	O
Mad	B-Application
Dog	I-Application
McCree	I-Application
and	O
Crime	B-Application
Patrol	I-Application
,	O
the	O
player	O
's	O
Tommy	O
gun	O
does	O
not	O
need	O
to	O
be	O
reloaded	O
,	O
but	O
one	O
does	O
need	O
to	O
buy	O
extra	O
ammunition	O
.	O
</s>
<s>
As	O
in	O
most	O
rail	O
shooters	O
by	O
American	O
Laser	O
Games	O
,	O
the	O
DOS	B-Device
and	O
3DO	B-Device
versions	O
include	O
mouse	B-Device
and	O
light	B-Device
gun	I-Device
support	O
.	O
</s>
<s>
The	O
Sega	B-Device
CD	I-Device
version	O
supports	O
the	O
Konami	B-Device
Justifier	I-Device
light	B-Device
gun	I-Device
.	O
</s>
<s>
Who	B-Application
Shot	I-Application
Johnny	I-Application
Rock	I-Application
?	I-Application
</s>
<s>
was	O
showcased	O
at	O
the	O
1991	B-Application
Las	O
Vegas	O
Amusement	O
Expo	O
,	O
at	O
the	O
time	O
under	O
the	O
title	O
Who	O
Killed	O
Johnny	O
Rock	O
?	O
</s>
<s>
Sinclair	O
User	O
magazine	O
awarded	O
the	O
arcade	O
version	O
"	O
Best	O
Follow-Up	O
Game	O
"	O
in	O
1991	B-Application
.	O
</s>
<s>
Electronic	O
Gaming	O
Monthly	O
gave	O
the	O
3DO	B-Device
version	O
a	O
4.8	O
out	O
of	O
10	O
.	O
</s>
<s>
They	O
commented	O
that	O
the	O
game	O
's	O
whodunnit	O
concept	O
is	O
appealing	O
,	O
but	O
that	O
the	O
graphics	O
are	O
poor	O
by	O
3DO	B-Device
standards	O
,	O
the	O
gameplay	O
is	O
frustrating	O
,	O
and	O
the	O
cursor	O
moves	O
too	O
slow	O
when	O
using	O
the	O
control	O
pad	O
,	O
making	O
it	O
impossible	O
to	O
progress	O
in	O
the	O
game	O
without	O
a	O
Gamegun	B-Device
,	O
which	O
was	O
sold	O
separately	O
.	O
</s>
