<s>
Space	B-Application
Monster	I-Application
(	O
known	O
as	O
Alien	O
Invaders	O
-	O
Plus	O
!	O
</s>
<s>
in	O
North	O
America	O
)	O
is	O
a	O
fixed	O
shooter	O
video	O
game	O
for	O
the	O
Philips	O
Magnavox	B-Application
Odyssey²	I-Application
,	O
a	O
console	O
released	O
in	O
1978	O
.	O
</s>
<s>
Similar	O
to	O
Space	B-Application
Invaders	I-Application
,	O
the	O
object	O
of	O
the	O
game	O
is	O
to	O
destroy	O
all	O
invading	O
aliens	O
while	O
also	O
avoiding	O
fire	O
.	O
</s>
<s>
Space	B-Application
Monster	I-Application
was	O
reviewed	O
by	O
Video	O
in	O
its	O
"	O
Arcade	O
Alley	O
"	O
column	O
where	O
it	O
was	O
described	O
as	O
"	O
a	O
surprisingly	O
innovative	O
switcheroo	O
on	O
good	O
old	O
Space	B-Application
Invaders	I-Application
"	O
.	O
</s>
