<s>
Mega	B-Application
Man	I-Application
Zero	I-Application
4	I-Application
is	O
a	O
video	O
game	O
developed	O
by	O
Inti	O
Creates	O
and	O
Natsume	O
and	O
published	O
in	O
2005	O
by	O
Capcom	O
for	O
the	O
Game	B-Device
Boy	I-Device
Advance	I-Device
(	O
GBA	B-Device
)	O
handheld	B-Application
.	O
</s>
<s>
It	O
is	O
the	O
fourth	O
and	O
final	O
installment	O
of	O
the	O
Mega	B-Application
Man	I-Application
Zero	I-Application
subseries	O
of	O
the	O
Mega	B-Application
Man	I-Application
franchise	O
and	O
is	O
set	O
several	O
months	O
after	O
the	O
events	O
of	O
Mega	B-Application
Man	I-Application
Zero	I-Application
3	I-Application
.	O
</s>
<s>
The	O
European	O
version	O
featured	O
a	O
completely	O
different	O
logo	O
,	O
which	O
was	O
also	O
used	O
on	O
Mega	B-Application
Man	I-Application
X7	I-Application
,	O
Mega	B-Application
Man	I-Application
X8	I-Application
,	O
Mega	B-Application
Man	I-Application
X	I-Application
:	I-Application
Command	I-Application
Mission	I-Application
,	O
Mega	B-Application
Man	I-Application
Zero	I-Application
2	I-Application
,	O
Mega	B-Application
Man	I-Application
Zero	I-Application
3	I-Application
,	O
Mega	B-Application
Man	I-Application
Network	I-Application
Transmission	I-Application
,	O
Mega	B-Application
Man	I-Application
Battle	I-Application
Chip	I-Application
Challenge	I-Application
,	O
Mega	B-Application
Man	I-Application
Battle	I-Application
Network	I-Application
3	I-Application
,	O
Mega	B-Application
Man	I-Application
Battle	I-Application
Network	I-Application
4	I-Application
,	O
and	O
Mega	B-Application
Man	I-Application
Battle	I-Application
Network	I-Application
5	I-Application
.	O
</s>
<s>
The	O
game	O
deals	O
with	O
Dr.	O
Weil	O
's	O
reign	O
over	O
Neo	B-Application
Arcadia	I-Application
in	O
which	O
humans	O
,	O
who	O
have	O
been	O
reduced	O
to	O
second-rate	O
citizens	O
,	O
begin	O
to	O
escape	O
in	O
large	O
numbers	O
to	O
the	O
last-known	O
livable	O
location	O
on	O
the	O
planet	O
,	O
Area	O
Zero	O
,	O
beginning	O
a	O
conflict	O
between	O
the	O
two	O
groups	O
.	O
</s>
<s>
Since	O
its	O
original	O
release	O
,	O
it	O
has	O
been	O
brought	O
to	O
the	O
Nintendo	O
DS	O
family	O
of	O
systems	O
as	O
part	O
of	O
the	O
Mega	B-Application
Man	I-Application
Zero	I-Application
Collection	O
in	O
2010	O
and	O
the	O
Wii	B-Device
U	I-Device
's	O
Virtual	O
Console	O
in	O
2016	O
.	O
</s>
<s>
In	O
February	O
2020	O
,	O
it	O
was	O
released	O
on	O
PC	B-Device
(	O
Steam	B-Application
)	O
,	O
Nintendo	B-Application
Switch	I-Application
,	O
PlayStation	B-Operating_System
4	I-Operating_System
,	O
and	O
Xbox	B-Device
One	I-Device
as	O
part	O
of	O
the	O
Mega	B-Device
Man	I-Device
Zero/ZX	I-Device
Legacy	I-Device
Collection	I-Device
.	O
</s>
<s>
Several	O
months	O
after	O
the	O
destruction	O
of	O
Omega	O
,	O
Dr.	O
Weil	O
has	O
assumed	O
a	O
dictatorial	O
reign	O
over	O
Neo	B-Application
Arcadia	I-Application
,	O
forcing	O
many	O
humans	O
to	O
flee	O
.	O
</s>
<s>
Zero	O
,	O
Ciel	B-Application
and	O
a	O
small	O
band	O
of	O
Resistance	O
fighters	O
happen	O
upon	O
them	O
and	O
come	O
to	O
their	O
aid	O
.	O
</s>
<s>
Neige	O
explains	O
they	O
were	O
en	O
route	O
to	O
Area	O
Zero	O
,	O
the	B-Application
crash	I-Application
site	I-Application
of	I-Application
the	I-Application
space	I-Application
colony	I-Application
Eurasia	I-Application
and	O
one	O
of	O
the	O
last	O
natural	O
habitats	O
on	O
Earth	O
that	O
can	O
support	O
human	O
life	O
.	O
</s>
<s>
Shortly	O
after	O
parting	O
ways	O
,	O
Zero	O
learns	O
of	O
a	O
plot	O
called	O
"	O
Operation	O
Ragnarok	O
"	O
,	O
meant	O
to	O
destroy	O
all	O
environments	O
outside	O
of	O
Neo	B-Application
Arcadia	I-Application
in	O
order	O
to	O
force	O
humans	O
to	O
return	O
and	O
live	O
under	O
Dr.	O
Weil	O
's	O
rule	O
.	O
</s>
<s>
After	O
defeating	O
four	O
of	O
the	O
Einherjar	O
Warriors	O
,	O
Area	O
Zero	O
comes	O
under	O
attack	O
by	O
Neo	B-Application
Arcadia	I-Application
.	O
</s>
<s>
Later	O
,	O
Zero	O
eliminates	O
the	O
remaining	O
Einherjar	O
Warriors	O
,	O
but	O
Ciel	B-Application
intercepts	O
a	O
radio	O
message	O
from	O
Dr.	O
Weil	O
.	O
</s>
<s>
Before	O
Dr.	O
Weil	O
can	O
use	O
it	O
,	O
Craft	O
turns	O
on	O
him	O
and	O
fires	O
Ragnarok	O
at	O
Neo	B-Application
Arcadia	I-Application
in	O
an	O
attempt	O
to	O
kill	O
Dr.	O
Weil	O
,	O
which	O
leaves	O
the	O
city	O
in	O
ruins	O
.	O
</s>
<s>
Ragnarok	O
moves	O
on	O
a	O
crash	O
course	O
for	O
Area	O
Zero	O
,	O
and	O
Zero	O
makes	O
his	O
way	O
there	O
to	O
find	O
that	O
Dr.	O
Weil	O
somehow	O
survived	O
the	O
destruction	O
of	O
Neo	B-Application
Arcadia	I-Application
.	O
</s>
<s>
Ciel	B-Application
runs	O
through	O
Area	O
Zero	O
where	O
she	O
learns	O
that	O
Zero	O
did	O
not	O
teleport	O
back	O
.	O
</s>
<s>
Heartbroken	O
and	O
distraught	O
,	O
Ciel	B-Application
runs	O
off	O
and	O
ends	O
up	O
on	O
top	O
of	O
a	O
hill	O
,	O
where	O
she	O
breaks	O
down	O
in	O
tears	O
while	O
pieces	O
of	O
Ragnarok	O
burn	O
through	O
the	O
atmosphere	O
.	O
</s>
<s>
The	O
fourth	O
installment	O
of	O
the	O
Mega	B-Application
Man	I-Application
Zero	I-Application
series	I-Application
introduces	O
gameplay	O
changes	O
,	O
but	O
does	O
not	O
deviate	O
from	O
the	O
platforming	O
of	O
its	O
predecessors	O
.	O
</s>
<s>
Mega	B-Application
Man	I-Application
Zero	I-Application
4	I-Application
includes	O
a	O
new	O
Easy	O
Mode	O
,	O
not	O
found	O
in	O
its	O
prequels	O
,	O
in	O
response	O
to	O
criticisms	O
that	O
the	O
Mega	B-Application
Man	I-Application
Zero	I-Application
series	I-Application
had	O
become	O
too	O
challenging	O
.	O
</s>
<s>
In	O
Easy	O
Mode	O
,	O
Zero	O
receives	O
a	O
large	O
life	O
boost	O
and	O
can	O
use	O
the	O
Cyber	B-Application
Elf	I-Application
without	O
restrictions	O
.	O
</s>
<s>
Cyber	B-Application
Elves	I-Application
,	O
a	O
core	O
element	O
of	O
previous	O
Mega	B-Application
Man	I-Application
Zero	I-Application
installments	O
,	O
are	O
small	O
helpers	O
who	O
can	O
assist	O
Zero	O
in	O
combat	O
.	O
</s>
<s>
Shortly	O
after	O
the	O
introductory	O
levels	O
,	O
a	O
Cyber	B-Application
Elf	I-Application
will	O
arrive	O
for	O
Zero	O
to	O
equip	O
.	O
</s>
<s>
This	O
elf	O
has	O
most	O
of	O
the	O
powers	O
of	O
Cyber	B-Application
Elves	I-Application
from	O
previous	O
games	O
,	O
which	O
are	O
unlocked	O
as	O
the	O
player	O
raises	O
its	O
level	O
by	O
feeding	O
it	O
E-Crystals	O
.	O
</s>
<s>
The	O
player	O
's	O
ranking	O
at	O
the	O
end	O
of	O
a	O
level	O
is	O
no	O
longer	O
given	O
a	O
penalty	O
for	O
using	O
the	O
Cyber	B-Application
Elves	I-Application
as	O
long	O
as	O
they	O
are	O
kept	O
under	O
the	O
maximum	O
power	O
limit	O
.	O
</s>
<s>
In	O
addition	O
to	O
this	O
,	O
Zero	O
can	O
now	O
equip	O
body	O
chips	O
to	O
enhance	O
his	O
abilities	O
,	O
including	O
double-jumping	O
and	O
self-recovery	O
,	O
similar	O
to	O
early	O
Mega	B-Application
Man	I-Application
X	I-Application
titles	O
.	O
</s>
<s>
Zero	O
cannot	O
rely	O
on	O
finding	O
secret	O
disks	O
to	O
give	O
him	O
enhancements	O
as	O
in	O
Mega	B-Application
Man	I-Application
Zero	I-Application
3	I-Application
.	O
</s>
<s>
Recipes	O
for	O
combining	O
these	O
parts	O
can	O
be	O
obtained	O
from	O
NPCs	O
the	O
player	O
rescues	O
or	O
a	O
Cyber	B-Application
Elf	I-Application
after	O
its	O
stages	O
of	O
evolution	O
.	O
</s>
<s>
Another	O
distinguishing	O
feature	O
of	O
this	O
installment	O
is	O
that	O
Neige	O
and	O
Ciel	B-Application
have	O
different	O
faces	O
depending	O
on	O
their	O
emotion	O
.	O
</s>
<s>
For	O
instance	O
,	O
after	O
Zero	O
"	O
dies	O
"	O
,	O
Ciel	B-Application
is	O
sitting	O
near	O
a	O
tree	O
and	O
tells	O
a	O
promise	O
that	O
saddens	O
her	O
and	O
brightens	O
her	O
.	O
</s>
<s>
Neige	O
also	O
has	O
an	O
angry	O
face	O
,	O
one	O
that	O
Ciel	B-Application
lacks	O
.	O
</s>
<s>
Mega	B-Application
Man	I-Application
Zero	I-Application
4	I-Application
has	O
multiple	O
modes	O
.	O
</s>
<s>
Plant	O
Panic	O
–	O
Beat	O
the	O
game	O
without	O
feeding	O
your	O
Cyber	B-Application
Elf	I-Application
any	O
E-Crystals	O
.	O
</s>
<s>
Capcom	O
Japan	O
's	O
announcement	O
of	O
a	O
sequel	O
to	O
Mega	B-Application
Man	I-Application
Zero	I-Application
3	I-Application
was	O
anticipated	O
,	O
following	O
the	O
pattern	O
of	O
development	O
news	O
from	O
the	O
previous	O
two	O
Mega	B-Application
Man	I-Application
Zero	I-Application
games	O
.	O
</s>
<s>
Mega	B-Application
Man	I-Application
Zero	I-Application
4	I-Application
has	O
an	O
average	O
of	O
77%	O
on	O
Metacritic	O
and	O
GameRankings	O
,	O
making	O
it	O
roughly	O
the	O
85th	O
best-ranking	O
Game	B-Device
Boy	I-Device
Advance	I-Device
title	O
.	O
</s>
<s>
Mega	B-Application
Man	I-Application
Zero	I-Application
4	I-Application
entered	O
Japanese	O
sales	O
charts	O
at	O
number	O
eight	O
during	O
its	O
release	O
week	O
.	O
</s>
<s>
According	O
to	O
Media	O
Create	O
sales	O
information	O
,	O
Mega	B-Application
Man	I-Application
Zero	I-Application
4	I-Application
was	O
the	O
177th	O
best-selling	O
video	O
game	O
in	O
Japan	O
in	O
2005	O
at	O
approximately	O
74,354	O
copies	O
.	O
</s>
<s>
Mega	B-Application
Man	I-Application
Zero	I-Application
4	I-Application
has	O
been	O
called	O
a	O
"	O
refined	O
version	O
of	O
an	O
outstanding	O
platformer	O
series	O
"	O
with	O
a	O
more	O
streamlined	O
weapon	O
and	O
Cyber	B-Application
Elf	I-Application
system	O
.	O
</s>
<s>
The	O
simplified	O
Cyber	B-Application
Elf	I-Application
system	O
received	O
mixed	O
reviews	O
.	O
</s>
<s>
GameSpot	O
thought	O
the	O
new	O
single	O
Cyber	B-Application
Elf	I-Application
was	O
an	O
improvement	O
,	O
while	O
Jeremy	O
Parish	O
of	O
1up.com	O
stated	O
that	O
it	O
signalled	O
a	O
return	O
"	O
to	O
the	O
old-fashion	O
Mega	B-Application
Man	I-Application
game	O
structure	O
"	O
,	O
which	O
he	O
found	O
"	O
unfortunate	O
since	O
the	O
Zero	O
games	O
 '	O
greatest	O
strength	O
was	O
their	O
willingness	O
to	O
break	O
the	O
trite	O
and	O
true	O
Mega	B-Application
Man	I-Application
mold	O
"	O
.	O
</s>
