<s>
It	O
is	O
a	O
horizontally	O
scrolling	O
shooter	O
in	O
the	O
vein	O
of	O
Gradius	B-Application
and	O
R-Type	B-Application
taking	O
place	O
inside	O
the	O
intestinal	O
tract	O
of	O
a	O
giant	O
alien	O
organism	O
.	O
</s>
<s>
Abadox	B-Device
has	O
a	O
high	O
difficulty	O
,	O
and	O
it	O
takes	O
one	O
hit	O
from	O
an	O
enemy	O
projectile	O
to	O
be	O
killed	O
and	O
restart	O
from	O
a	O
checkpoint	O
passed	O
before	O
death	O
.	O
</s>
<s>
In	O
the	O
year	O
5012	O
,	O
the	O
planet	O
Abadox	B-Device
is	O
eaten	O
by	O
a	O
giant	O
alien	O
organism	O
known	O
as	O
Parasitis	O
.	O
</s>
<s>
Having	O
consumed	O
Abadox	B-Device
,	O
the	O
alien	O
takes	O
the	O
form	O
of	O
the	O
planet	O
and	O
seeks	O
to	O
devour	O
other	O
planets	O
.	O
</s>
<s>
Power-ups	O
include	O
speed	O
boosters	O
,	O
increased	O
firepower	O
,	O
homing	O
missiles	O
and	O
shields	O
similar	O
to	O
the	O
"	O
Option	O
"	O
featured	O
in	O
Gradius	B-Application
.	O
</s>
<s>
Another	O
aspect	O
of	O
Abadox	B-Device
that	O
sets	O
the	O
game	O
off	O
from	O
other	O
shooters	O
is	O
the	O
second	O
,	O
fourth	O
and	O
sixth	O
stages	O
.	O
</s>
<s>
This	O
falls	O
in	O
suit	O
with	O
a	O
Konami	O
game	O
,	O
Life	B-Application
Force	I-Application
,	O
to	O
which	O
Abadox	B-Device
bears	O
a	O
striking	O
resemblance	O
.	O
</s>
<s>
The	O
music	O
and	O
sound	O
effects	O
for	O
Abadox	B-Device
were	O
produced	O
by	O
Kiyohiro	O
Sada	O
(	O
credited	O
as	O
K	O
.	O
Sada	O
)	O
,	O
who	O
composed	O
music	O
for	O
several	O
NES	O
games	O
from	O
Konami	O
,	O
such	O
as	O
Contra	B-Application
,	O
Blades	B-Application
of	I-Application
Steel	I-Application
and	O
Rush'n	B-Application
Attack	I-Application
.	O
</s>
<s>
Critics	O
have	O
generally	O
looked	O
at	O
Abadox	B-Device
favorably	O
for	O
its	O
design	O
,	O
but	O
negatively	O
for	O
its	O
high	O
level	O
of	O
difficulty	O
.	O
</s>
