<s>
Cybertron	B-Application
Mission	I-Application
is	O
a	O
multidirectional	O
shooter	O
released	O
by	O
Micro	O
Power	O
in	O
1983	O
for	O
the	O
BBC	B-Device
Micro	I-Device
and	O
Acorn	B-Device
Electron	I-Device
and	O
ported	O
to	O
the	O
Commodore	O
64	O
in	O
the	O
same	O
year	O
.	O
</s>
<s>
The	O
game	O
is	O
heavily	O
influenced	O
by	O
the	O
1982	O
Atari	B-Device
8-bit	I-Device
family	I-Device
game	O
Shamus	B-Application
,	O
which	O
was	O
itself	O
inspired	O
by	O
the	O
1980	O
arcade	O
game	O
Berzerk	B-Application
.	O
</s>
<s>
Cybertron	B-Application
Mission	I-Application
had	O
four	O
maze-like	B-Application
levels	O
,	O
repeating	O
the	O
series	O
every	O
four	O
levels	O
,	O
with	O
palette	O
shifts	O
in	O
order	O
to	O
make	O
them	O
appear	O
different	O
.	O
</s>
<s>
Touching	O
the	O
electrified	O
walls	O
of	O
the	O
maze	B-Application
kills	O
the	O
player	O
.	O
</s>
<s>
Cybertron	B-Application
Mission	I-Application
does	O
not	O
end	O
,	O
each	O
level	O
simply	O
brings	O
a	O
greater	O
number	O
of	O
enemies	O
to	O
fight	O
,	O
which	O
fire	O
more	O
frequently	O
and	O
with	O
greater	O
accuracy	O
.	O
</s>
