<s>
is	O
a	O
2003	O
fighting	O
video	O
game	O
developed	O
by	O
Sonic	B-Application
Team	O
for	O
the	O
Game	B-Device
Boy	I-Device
Advance	I-Device
.	O
</s>
<s>
It	O
is	O
the	O
second	O
fighting	O
game	O
in	O
the	O
Sonic	B-Application
the	I-Application
Hedgehog	I-Application
series	I-Application
,	O
the	O
first	O
game	O
being	O
Sonic	B-Application
the	I-Application
Fighters	I-Application
.	O
</s>
<s>
Eight	O
are	O
playable	O
in	O
the	O
game	O
's	O
Story	O
Mode	O
:	O
Sonic	B-Application
the	I-Application
Hedgehog	I-Application
,	O
Miles	O
"	O
Tails	O
"	O
Prower	O
,	O
Knuckles	O
the	O
Echidna	O
,	O
Amy	O
Rose	O
,	O
Shadow	B-Application
the	I-Application
Hedgehog	I-Application
,	O
Rouge	O
the	O
Bat	O
,	O
Cream	O
the	O
Rabbit	O
,	O
and	O
the	O
original	O
character	O
Emerl	B-Application
.	O
</s>
<s>
By	O
defeating	O
opponents	O
in	O
the	O
Story	O
Mode	O
,	O
the	O
player	O
will	O
gain	O
"	O
skill	O
cards	O
"	O
,	O
which	O
Emerl	B-Application
can	O
equip	O
to	O
customize	O
his	O
moveset	O
and	O
utilize	O
other	O
characters	O
 '	O
abilities	O
.	O
</s>
<s>
"	O
Knuckles	O
 '	O
Mine	O
Hunt	O
"	O
is	O
a	O
single-player	O
game	O
based	O
on	O
the	O
computer	O
game	O
Minesweeper	B-Application
.	O
</s>
<s>
In	O
"	O
Shadow	B-Application
's	O
Speed	O
Demon	O
"	O
,	O
the	O
players	O
race	O
against	O
each	O
other	O
.	O
</s>
<s>
Sonic	B-Application
the	I-Application
Hedgehog	I-Application
finds	O
the	O
Gizoid	O
,	O
which	O
activates	O
and	O
develops	O
a	O
link	O
with	O
him	O
after	O
Sonic	B-Application
demonstrates	O
his	O
abilities	O
.	O
</s>
<s>
The	O
Gizoid	O
,	O
which	O
Sonic	B-Application
names	O
Emerl	B-Application
due	O
to	O
its	O
ability	O
to	O
use	O
the	O
Chaos	O
Emeralds	O
,	O
demonstrates	O
an	O
ability	O
to	O
perfectly	O
replicate	O
any	O
moves	O
it	O
sees	O
and	O
quickly	O
gets	O
wrapped	O
up	O
in	O
the	O
affairs	O
of	O
Sonic	B-Application
's	O
friends	O
,	O
allies	O
and	O
rivals	O
.	O
</s>
<s>
Through	O
his	O
encounters	O
with	O
Tails	O
,	O
Rouge	O
,	O
Knuckles	O
,	O
Amy	O
,	O
Cream	O
,	O
and	O
Shadow	B-Application
,	O
Emerl	B-Application
learns	O
of	O
the	O
world	O
and	O
of	O
concepts	O
like	O
friendship	O
.	O
</s>
<s>
As	O
they	O
train	O
together	O
,	O
the	O
group	O
discovers	O
that	O
Emerl	B-Application
becomes	O
stronger	O
and	O
develops	O
more	O
sentience	O
with	O
each	O
Chaos	O
Emerald	O
that	O
he	O
obtains	O
,	O
and	O
begin	O
searching	O
for	O
the	O
remaining	O
Emeralds	O
to	O
help	O
the	O
robot	O
develop	O
.	O
</s>
<s>
While	O
searching	O
,	O
they	O
are	O
repeatedly	O
attacked	O
by	O
the	O
forces	O
of	O
Eggman	O
,	O
who	O
now	O
wants	O
to	O
retrieve	O
the	O
weapon	O
,	O
including	O
a	O
rebuilt	O
E-102	O
Gamma	O
and	O
a	O
series	O
of	O
imperfect	O
Emerl	B-Application
duplicates	O
under	O
the	O
name	O
"	O
E-121	B-Application
Phi	I-Application
"	O
.	O
</s>
<s>
Eventually	O
,	O
all	O
the	O
Chaos	O
Emeralds	O
are	O
obtained	O
and	O
Emerl	B-Application
achieves	O
full	O
sapience	O
.	O
</s>
<s>
In	O
a	O
last	O
attempt	O
,	O
Eggman	O
decides	O
to	O
lure	O
Emerl	B-Application
onto	O
his	O
new	O
Death	O
Egg	O
to	O
capture	O
him	O
.	O
</s>
<s>
The	O
two	O
battle	O
,	O
and	O
Emerl	B-Application
emerges	O
victorious	O
,	O
but	O
Eggman	O
uses	O
his	O
new	O
Final	O
Egg	O
Blaster	O
to	O
force	O
Emerl	B-Application
to	O
override	O
his	O
link	O
with	O
Sonic	B-Application
with	O
Eggman	O
's	O
own	O
.	O
</s>
<s>
However	O
,	O
this	O
overloads	O
Emerl	B-Application
,	O
deleting	O
his	O
personality	O
and	O
causing	O
him	O
to	O
go	O
haywire	O
.	O
</s>
<s>
The	O
rogue	O
Gizoid	O
then	O
turns	O
the	O
blaster	O
towards	O
the	O
planet	O
,	O
and	O
Sonic	B-Application
is	O
sent	O
to	O
stop	O
him	O
before	O
the	O
world	O
is	O
destroyed	O
.	O
</s>
<s>
Sonic	B-Application
defeats	O
Emerl	B-Application
,	O
who	O
briefly	O
reverts	O
to	O
his	O
previous	O
personality	O
and	O
bids	O
his	O
friends	O
farewell	O
before	O
overloading	O
with	O
energy	O
and	O
exploding	O
,	O
leaving	O
the	O
shards	O
of	O
the	O
Chaos	O
Emeralds	O
he	O
acquired	O
behind	O
.	O
</s>
<s>
Sonic	B-Application
returns	O
home	O
to	O
his	O
friends	O
,	O
who	O
are	O
saddened	O
by	O
the	O
loss	O
of	O
Emerl	B-Application
.	O
</s>
<s>
When	O
asked	O
if	O
he	O
believes	O
Emerl	B-Application
is	O
truly	O
gone	O
,	O
Sonic	B-Application
reassures	O
everyone	O
that	O
they	O
will	O
see	O
him	O
again	O
someday	O
.	O
</s>
<s>
The	O
game	O
was	O
released	O
in	O
late-2003	O
in	O
Japan	O
as	O
part	O
of	O
the	O
"	O
Year	O
of	O
Sonic	B-Application
"	O
,	O
and	O
early-2004	O
by	O
THQ	O
in	O
the	O
United	O
States	O
following	O
a	O
deal	O
between	O
both	O
companies	O
.	O
</s>
<s>
The	O
game	O
received	O
generally	O
mixed	O
reviews	O
from	O
critics	O
,	O
according	O
to	O
review	B-Application
aggregator	I-Application
site	O
Metacritic	O
.	O
</s>
<s>
IGN	O
gave	O
the	O
game	O
a	O
positive	O
review	O
,	O
saying	O
"	O
It	O
does	O
try	O
hard	O
to	O
be	O
what	O
Smash	B-Application
Bros	I-Application
.	I-Application
is	O
,	O
and	O
even	O
though	O
the	O
game	O
does	O
n't	O
quite	O
reach	O
the	O
same	O
status	O
Nintendo	O
and	O
HAL	O
created	O
for	O
the	O
Nintendo	O
consoles	O
,	O
Sonic	B-Application
Battle	I-Application
has	O
enough	O
stuff	O
to	O
make	O
it	O
one	O
of	O
the	O
top	O
original	O
fighters	O
on	O
the	O
Game	B-Device
Boy	I-Device
Advance	I-Device
system.	O
"	O
</s>
<s>
Nintendo	B-Application
Power	I-Application
gave	O
a	O
more	O
mixed	O
review	O
,	O
saying	O
,	O
"	O
Moves	O
are	O
limited	O
,	O
but	O
the	O
overall	O
experience	O
is	O
tons	O
of	O
fun.	O
"	O
</s>
<s>
GamePro	O
also	O
gave	O
a	O
mixed	O
review	O
,	O
criticizing	O
the	O
game	O
's	O
story	O
mode	O
,	O
saying	O
"	O
The	O
biggest	O
problem	O
with	O
Sonic	B-Application
Battle	I-Application
is	O
the	O
poor	O
game	O
design	O
in	O
Story	O
mode	O
.	O
</s>
<s>
Earning	O
Skill	O
Points	O
,	O
and	O
thereby	O
new	O
abilities	O
for	O
Emerl	B-Application
the	O
Robot	O
,	O
is	O
a	O
grueling	O
ordeal.	O
"	O
</s>
