<s>
Resident	B-Application
Evil	I-Application
Gaiden	I-Application
is	O
an	O
action-adventure	O
game	O
for	O
the	O
Game	B-Device
Boy	I-Device
Color	I-Device
developed	O
by	O
Capcom	O
and	O
M4	O
,	O
and	O
first	O
released	O
in	O
December	O
2001	O
.	O
</s>
<s>
Receiving	O
generally	O
mixed	O
reviews	O
by	O
critics	O
,	O
the	O
game	O
marks	O
a	O
departure	O
from	O
other	O
entries	O
in	O
the	O
series	B-Application
,	O
insofar	O
as	O
areas	O
are	O
explored	O
with	O
the	O
playable	O
character	O
seen	O
from	O
a	O
top-down	O
perspective	O
and	O
with	O
battles	O
fought	O
in	O
first-person	O
view	O
.	O
</s>
<s>
This	O
game	O
is	O
non-canon	O
,	O
as	O
its	O
plot	O
is	O
contradicted	O
by	O
the	O
main	O
series	B-Application
in	O
key	O
parts	O
,	O
and	O
its	O
events	O
are	O
ignored	O
.	O
</s>
<s>
Unlike	O
previous	O
entries	O
in	O
the	O
series	B-Application
,	O
Resident	B-Application
Evil	I-Application
Gaiden	I-Application
assumes	O
a	O
top-down	O
perspective	O
for	O
the	O
environment	O
portions	O
that	O
,	O
upon	O
approaching	O
an	O
enemy	O
,	O
changes	O
to	O
a	O
first-person	O
combat	O
mode	O
with	O
a	O
reticle	O
constantly	O
moving	O
to	O
the	O
left	O
and	O
right	O
.	O
</s>
<s>
Leon	O
S	O
.	O
Kennedy	O
,	O
one	O
of	O
the	O
protagonists	O
of	O
Resident	B-Application
Evil	I-Application
2	I-Application
,	O
joined	O
the	O
initiative	O
and	O
received	O
orders	O
to	O
investigate	O
the	O
ocean	O
liner	O
,	O
Starlight	O
,	O
which	O
is	O
rumored	O
to	O
be	O
carrying	O
a	O
new	O
type	O
of	O
bio-organic	O
weapon	O
(	O
BOW	O
)	O
developed	O
by	O
Umbrella	O
Corporation	O
.	O
</s>
<s>
Eventually	O
,	O
the	O
headquarters	O
loses	O
contact	O
with	O
him	O
and	O
Barry	O
Burton	O
,	O
a	O
support	O
character	O
from	O
the	O
original	O
Resident	B-Application
Evil	I-Application
,	O
is	O
sent	O
in	O
to	O
find	O
his	O
whereabouts	O
.	O
</s>
<s>
Shinji	O
Mikami	O
served	O
as	O
an	O
advisor	O
for	O
the	O
game	O
and	O
the	O
story	O
was	O
written	O
by	O
Hiroki	O
Kato	O
,	O
the	O
director	O
of	O
Resident	B-Application
Evil	I-Application
-	I-Application
Code	I-Application
:	I-Application
Veronica	I-Application
.	O
</s>
<s>
The	O
game	O
's	O
first-person	O
combat	O
was	O
inspired	O
by	O
the	O
1987	O
role-playing	O
video	O
game	O
Dungeon	B-Device
Master	I-Device
.	O
</s>
<s>
Resident	B-Application
Evil	I-Application
Gaiden	I-Application
received	O
generally	O
mixed	O
reviews	O
from	O
critics	O
.	O
</s>
<s>
Computer	O
and	O
Video	O
Games	O
also	O
criticized	O
the	O
graphics	O
,	O
but	O
found	O
the	O
puzzles	O
to	O
be	O
on	O
par	O
with	O
that	O
of	O
other	O
installments	O
in	O
the	O
series	B-Application
,	O
and	O
commended	O
the	O
battle	O
system	O
.	O
</s>
<s>
Retro	O
Gamer	O
included	O
it	O
on	O
their	O
list	O
of	O
top	O
ten	O
Game	B-Device
Boy	I-Device
Color	I-Device
games	O
as	O
a	O
"	O
superb	O
actioner	O
with	O
a	O
gripping	O
storyline	O
"	O
and	O
"	O
an	O
underrated	O
classic.	O
"	O
</s>
