<s>
is	O
a	O
2008	O
twin-stick	O
shooter	O
video	O
game	O
developed	O
and	O
released	O
by	O
Namco	O
Bandai	O
Games	O
for	O
the	B-Operating_System
Xbox	I-Operating_System
360	I-Operating_System
.	O
</s>
<s>
It	O
is	O
the	O
twelfth	O
game	O
in	O
the	O
Galaxian	B-Application
series	O
,	O
and	O
the	O
third	O
developed	O
for	O
home	O
platforms	O
.	O
</s>
<s>
The	O
player	O
controls	O
a	O
starship	O
,	O
the	O
AEf-7	O
"	O
Blowneedle	O
"	O
,	O
in	O
its	O
efforts	O
to	O
wipe	O
out	O
the	O
Galaga	B-Application
armada	O
.	O
</s>
<s>
Development	O
began	O
in	O
August	O
2007	O
,	O
headed	O
by	O
director	O
Tadashi	O
Iguchi	O
,	O
with	O
the	O
goal	O
being	O
to	O
iron	O
out	O
many	O
of	O
the	O
flaws	O
present	O
in	O
the	O
original	O
Galaga	B-Application
while	O
offering	O
a	O
brand	O
new	O
gameplay	O
experience	O
.	O
</s>
<s>
The	O
twin-stick	O
gameplay	O
was	O
added	O
to	O
both	O
show	O
off	O
technical	O
capabilities	O
of	O
the	O
next-generation	O
platforms	O
it	O
ran	O
upon	O
,	O
as	O
well	O
as	O
to	O
keep	O
the	O
fundamentals	O
of	O
the	O
original	O
Galaga	B-Application
.	O
</s>
<s>
Gaplus	B-Application
,	O
the	O
third	O
entry	O
in	O
the	O
series	O
,	O
was	O
a	O
major	O
source	O
of	O
inspiration	O
for	O
the	O
game	O
.	O
</s>
<s>
Early	O
versions	O
referred	O
to	O
the	O
game	O
as	O
Galaga	B-Application
Evolution	O
Edition	O
.	O
</s>
<s>
Upon	O
release	O
,	O
Galaga	B-Application
Legions	I-Application
was	O
met	O
with	O
a	O
favorable	O
reception	O
from	O
critics	O
,	O
often	O
being	O
compared	O
to	O
Geometry	B-Application
Wars	I-Application
:	I-Application
Retro	I-Application
Evolved	I-Application
.	O
</s>
<s>
A	O
direct	O
sequel	O
game	O
,	O
titled	O
Galaga	B-Application
Legions	I-Application
DX	I-Application
,	O
was	O
released	O
for	O
the	B-Operating_System
Xbox	I-Operating_System
360	I-Operating_System
,	O
PlayStation	O
3	O
and	O
Windows	B-Protocol
Phone	I-Protocol
in	O
2011	O
,	O
being	O
the	O
second	O
game	O
under	O
the	O
Namco	O
Generations	O
label	O
.	O
</s>
<s>
The	O
original	O
game	O
was	O
ported	O
to	O
the	O
Nintendo	B-Operating_System
3DS	I-Operating_System
in	O
2012	O
as	O
part	O
of	O
the	O
compilation	O
game	O
Pac-Man	B-Application
&	I-Application
Galaga	I-Application
Dimensions	I-Application
.	O
</s>
<s>
Galaga	B-Application
Legions	I-Application
is	O
a	O
twin-stick	O
shooter	O
video	O
game	O
,	O
serving	O
as	O
a	O
modern	O
remake	O
of	O
the	O
original	O
Galaga	B-Application
.	O
</s>
<s>
The	O
player	O
assumes	O
control	O
of	O
a	O
star	O
ship	O
,	O
the	O
AEf-7	O
"	O
Blowneedle	O
"	O
,	O
as	O
it	O
must	O
vanquish	O
the	O
Galaga	B-Application
forces	O
before	O
they	O
destroy	O
the	O
human	O
race	O
.	O
</s>
<s>
Some	O
enemy	O
formations	O
will	O
carry	O
a	O
black	O
hole	O
bomb	O
,	O
which	O
when	O
shot	O
causes	O
all	O
enemies	O
on-screen	O
to	O
be	O
sucked	O
in	O
and	O
become	O
allies	O
with	O
the	O
player	O
,	O
similar	O
to	O
the	O
"	O
duel	O
fighter	O
"	O
mechanic	O
from	O
the	O
original	O
Galaga	B-Application
.	O
</s>
<s>
Additionally	O
,	O
the	O
player	O
can	O
equip	O
one	O
of	O
three	O
different	O
skins	O
that	O
alter	O
the	O
game	O
's	O
visual	O
appearance	O
,	O
including	O
one	O
that	O
replaces	O
the	O
player	O
and	O
enemy	O
sprites	O
with	O
those	O
from	O
the	O
original	O
Galaga	B-Application
.	O
</s>
<s>
Galaga	B-Application
Legions	I-Application
began	O
development	O
in	O
August	O
2007	O
,	O
headed	O
by	O
director	O
Tadashi	O
Iguchi	O
.	O
</s>
<s>
Iguchi	O
,	O
who	O
previously	O
worked	O
on	O
Pac-Man	B-Application
Championship	I-Application
Edition	I-Application
,	O
was	O
interested	O
in	O
creating	O
a	O
new	O
game	O
in	O
the	O
series	O
due	O
to	O
the	O
original	O
's	O
massive	O
popularity	O
and	O
recognition	O
.	O
</s>
<s>
The	O
goal	O
of	O
the	O
project	O
was	O
to	O
iron	O
out	O
the	O
flaws	O
in	O
the	O
original	O
Galaga	B-Application
arcade	O
game	O
,	O
while	O
still	O
offering	O
an	O
exciting	O
gameplay	O
experience	O
new	O
to	O
consoles	O
.	O
</s>
<s>
At	O
the	O
start	O
of	O
development	O
,	O
Iguchi	O
and	O
his	O
team	O
broke	O
down	O
many	O
of	O
the	O
elements	O
from	O
Galaga	B-Application
to	O
rework	O
them	O
into	O
the	O
new	O
game	O
,	O
however	O
this	O
would	O
instead	O
be	O
a	O
frustration	O
for	O
developers	O
,	O
with	O
many	O
ideas	O
having	O
to	O
be	O
remade	O
or	O
canned	O
entirely	O
.	O
</s>
<s>
Several	O
different	O
gameplay	O
styles	O
were	O
tested	O
early	O
on	O
,	O
such	O
as	O
a	O
Xevious-type	O
shooter	O
with	O
ground	O
targets	O
to	O
destroy	O
and	O
a	O
side-scroller	O
with	O
elements	O
from	O
rhythm	O
games	O
-	O
neither	O
of	O
these	O
proved	O
to	O
be	O
successful	O
with	O
playtesters	O
,	O
leading	O
to	O
the	O
game	O
becoming	O
a	O
single-screen	O
shooter	O
akin	O
to	O
the	O
original	O
.	O
</s>
<s>
Early	O
versions	O
of	O
the	O
game	O
were	O
known	O
as	O
Galaga	B-Application
Evolution	O
Edition	O
.	O
</s>
<s>
Much	O
of	O
the	O
inspiration	O
for	O
the	O
project	O
was	O
drawn	O
from	O
Gaplus	B-Application
,	O
the	O
third	O
game	O
in	O
the	O
Galaxian	B-Application
series	O
;	O
in	O
this	O
game	O
,	O
enemies	O
would	O
fly	O
into	O
formation	O
from	O
the	O
sides	O
of	O
the	O
screen	O
as	O
well	O
as	O
from	O
the	O
top	O
.	O
</s>
<s>
Gaplus	B-Application
also	O
inspired	O
the	O
eight-directional	O
movement	O
for	O
the	O
player	O
's	O
ship	O
,	O
as	O
well	O
as	O
the	O
enemy-capturing	O
black	O
hole	O
bomb	O
,	O
which	O
also	O
paid	O
homage	O
to	O
the	O
tractor	O
beam	O
idea	O
from	O
Galaga	B-Application
.	O
</s>
<s>
Once	O
the	O
basic	O
mechanics	O
of	O
the	O
original	O
were	O
reworked	O
into	O
the	O
project	O
,	O
Iguchi	O
stated	O
that	O
the	O
game	O
should	O
strengthen	O
the	O
strategic	O
element	O
of	O
Galaga	B-Application
and	O
implement	O
new	O
and	O
interesting	O
ideas	O
.	O
</s>
<s>
By	O
the	O
end	O
of	O
development	O
,	O
the	O
team	O
had	O
added	O
so	O
many	O
new	O
ideas	O
and	O
mechanics	O
that	O
Iguchi	O
referred	O
to	O
the	O
game	O
as	O
a	O
"	O
mutation	O
"	O
of	O
Galaga	B-Application
.	O
</s>
<s>
Galaga	B-Application
Legions	I-Application
was	O
released	O
for	O
both	O
the	B-Operating_System
Xbox	I-Operating_System
360	I-Operating_System
worldwide	O
on	O
August	O
20	O
,	O
2008	O
.	O
</s>
<s>
It	O
was	O
one	O
of	O
the	O
nine	O
included	O
Xbox	B-Operating_System
Live	O
Arcade	O
games	O
in	O
Namco	O
Museum	O
Virtual	O
Arcade	O
.	O
</s>
<s>
It	O
was	O
also	O
packaged	O
into	O
the	O
2012	O
Nintendo	B-Operating_System
3DS	I-Operating_System
game	O
Pac-Man	B-Application
&	I-Application
Galaga	I-Application
Dimensions	I-Application
,	O
alongside	O
five	O
other	O
games	O
from	O
the	O
Galaxian	B-Application
and	O
Pac-Man	O
series	O
.	O
</s>
<s>
Galaga	B-Application
Legions	I-Application
received	O
a	O
favorable	O
response	O
from	O
critics	O
,	O
with	O
praise	O
given	O
to	O
its	O
visuals	O
,	O
addictive	O
gameplay	O
and	O
usage	O
of	O
puzzle-solving	O
.	O
</s>
<s>
The	O
game	O
's	O
visuals	O
were	O
highly	O
praised	O
;	O
IGN	O
labeled	O
it	O
as	O
one	O
of	O
the	O
best-looking	O
games	O
on	O
Xbox	B-Operating_System
Live	O
Arcade	O
,	O
particularly	O
praising	O
its	O
detailed	O
backgrounds	O
,	O
while	O
1UP	O
and	O
Eurogamer	O
compared	O
the	O
graphics	O
favorably	O
to	O
those	O
in	O
Geometry	B-Application
Wars	I-Application
:	I-Application
Retro	I-Application
Evolved	I-Application
.	O
</s>
<s>
Despite	O
its	O
praise	O
,	O
many	O
would	O
criticize	O
the	O
game	O
's	O
little	O
resemblance	O
to	O
the	O
original	O
Galaga	B-Application
alongside	O
its	O
high	O
price	O
point	O
.	O
</s>
<s>
particularly	O
negative	O
,	O
stating	O
it	O
"	O
does	O
n't	O
do	O
a	O
very	O
good	O
job	O
"	O
at	O
being	O
a	O
successor	O
to	O
the	O
original	O
for	O
having	O
very	O
little	O
to	O
do	O
with	O
Galaga	B-Application
.	O
</s>
<s>
A	O
direct	O
sequel	O
to	O
the	O
game	O
,	O
Galaga	B-Application
Legions	I-Application
DX	I-Application
,	O
was	O
released	O
in	O
2011	O
for	O
both	O
the	B-Operating_System
Xbox	I-Operating_System
360	I-Operating_System
and	O
PlayStation	O
3	O
,	O
and	O
later	O
for	O
Windows	B-Protocol
Phone	I-Protocol
in	O
2012	O
.	O
</s>
<s>
It	O
was	O
added	O
to	O
the	O
Xbox	B-Operating_System
One	O
's	O
backwards	O
comparability	O
lineup	O
in	O
2016	O
.	O
</s>
