<s>
is	O
a	O
1981	O
fixed	O
shooter	O
arcade	B-Application
video	I-Application
game	I-Application
developed	O
and	O
published	O
by	O
Namco	O
.	O
</s>
<s>
It	O
is	O
the	O
sequel	O
to	O
Galaxian	B-Application
(	O
1979	O
)	O
,	O
Namco	O
's	O
first	O
major	O
video	O
game	O
hit	O
in	O
arcades	O
.	O
</s>
<s>
Controlling	O
a	O
starship	O
,	O
the	O
player	O
is	O
tasked	O
with	O
destroying	O
the	O
Galaga	B-Application
forces	O
in	O
each	O
stage	O
while	O
avoiding	O
enemies	O
and	O
projectiles	O
.	O
</s>
<s>
Originally	O
developed	O
for	O
the	O
Namco	O
Galaxian	B-Application
arcade	B-Application
board	O
,	O
it	O
was	O
instead	O
shifted	O
to	O
a	O
new	O
system	O
as	O
suggested	O
by	O
Namco	O
's	O
Research	O
and	O
Development	O
division	O
.	O
</s>
<s>
Although	O
early	O
location	O
tests	O
were	O
unsuccessful	O
,	O
Galaga	B-Application
received	O
critical	O
acclaim	O
and	O
went	O
on	O
to	O
become	O
one	O
of	O
the	O
most	O
successful	O
arcade	B-Application
games	O
,	O
routinely	O
appearing	O
on	O
Japanese	O
and	O
American	O
arcade	B-Application
charts	O
through	O
1987	O
.	O
</s>
<s>
It	O
is	O
widely	O
regarded	O
as	O
a	O
classic	O
of	O
the	O
golden	O
age	O
of	O
arcade	B-Application
video	I-Application
games	I-Application
and	O
one	O
of	O
the	O
greatest	O
video	O
games	O
of	O
all	O
time	O
.	O
</s>
<s>
Several	O
home	O
ports	O
were	O
released	O
for	O
a	O
multitude	O
of	O
platforms	O
,	O
including	O
the	O
MSX	B-Operating_System
,	O
Atari	B-General_Concept
7800	I-General_Concept
and	O
Nintendo	O
Entertainment	O
System	O
,	O
alongside	O
releases	O
on	O
digital	O
distribution	O
platforms	O
such	O
as	O
Xbox	B-Device
Live	I-Device
Arcade	I-Device
.	O
</s>
<s>
Galaga	B-Application
is	O
also	O
included	O
in	O
many	O
Namco	O
compilations	O
.	O
</s>
<s>
It	O
was	O
followed	O
by	O
a	O
sequel	O
in	O
1984	O
,	O
Gaplus	B-Application
.	O
</s>
<s>
Galaga	B-Application
is	O
a	O
fixed	O
shooter	O
.	O
</s>
<s>
The	O
player	O
mans	O
a	O
lone	O
starfighter	O
at	O
the	O
bottom	O
of	O
the	O
screen	O
,	O
which	O
must	O
prevent	O
the	O
Galaga	B-Application
forces	O
from	O
destroying	O
all	O
of	O
mankind	O
.	O
</s>
<s>
The	O
objective	O
of	O
each	O
stage	O
is	O
to	O
defeat	O
all	O
of	O
the	O
Galaga	B-Application
aliens	O
,	O
which	O
will	O
fly	O
into	O
formation	O
from	O
the	O
top	O
and	O
sides	O
of	O
the	O
screen	O
.	O
</s>
<s>
Similar	O
to	O
Galaxian	B-Application
,	O
aliens	O
will	O
dive	O
towards	O
the	O
player	O
while	O
shooting	O
down	O
projectiles	O
;	O
colliding	O
with	O
either	O
projectiles	O
or	O
aliens	O
will	O
result	O
in	O
a	O
life	O
being	O
lost	O
.	O
</s>
<s>
Atop	O
the	O
enemy	O
formation	O
are	O
four	O
large	O
aliens	O
known	O
as	O
the	O
"	O
Boss	B-Application
Galaga	I-Application
"	O
,	O
which	O
take	O
two	O
shots	O
to	O
destroy	O
.	O
</s>
<s>
Should	O
additional	O
lives	O
remain	O
,	O
the	O
player	O
has	O
an	O
opportunity	O
to	O
shoot	O
down	O
the	O
Boss	B-Application
Galaga	I-Application
holding	O
the	O
captured	O
ship	O
.	O
</s>
<s>
Shooting	O
it	O
down	O
as	O
it	O
dives	O
towards	O
the	O
player	O
will	O
result	O
in	O
the	O
captured	O
ship	O
being	O
rescued	O
,	O
and	O
it	O
will	O
join	O
the	O
player	O
's	O
ship	O
,	O
transforming	O
it	O
into	O
a	O
"	O
dual-fighter	O
"	O
with	O
additional	O
firepower	O
and	O
a	O
larger	O
hitbox	B-Protocol
.	O
</s>
<s>
However	O
,	O
destroying	O
a	O
Boss	B-Application
Galaga	I-Application
with	O
a	O
captured	O
ship	O
while	O
it	O
is	O
in	O
formation	O
will	O
instead	O
cause	O
the	O
fighter	O
to	O
turn	O
against	O
the	O
player	O
and	O
act	O
as	O
an	O
alien	O
.	O
</s>
<s>
Some	O
enemies	O
can	O
morph	O
into	O
new	O
enemy	O
types	O
with	O
different	O
attack	O
patterns	O
,	O
with	O
one	O
even	O
taking	O
the	O
form	O
of	O
the	O
Galaxian	B-Application
Flagship	I-Application
.	O
</s>
<s>
Galaga	B-Application
was	O
created	O
by	O
Japanese	O
developer	O
Shigeru	O
Yokoyama	O
,	O
a	O
long-time	O
veteran	O
of	O
Namco	O
.	O
</s>
<s>
Namco	O
's	O
first	O
big	O
video	O
game	O
hit	O
in	O
arcades	O
was	O
Galaxian	B-Application
(	O
1979	O
)	O
;	O
the	O
game	O
's	O
success	O
led	O
Namco	O
to	O
produce	O
a	O
large	O
number	O
of	O
Namco	O
Galaxian	B-Application
arcade	B-Application
boards	O
to	O
keep	O
up	O
with	O
demand	O
.	O
</s>
<s>
By	O
the	O
early	O
1980s	O
the	O
game	O
was	O
becoming	O
harder	O
to	O
sell	O
,	O
so	O
to	O
help	O
clear	O
out	O
inventory	O
,	O
Yokoyama	O
was	O
tasked	O
with	O
creating	O
two	O
new	O
games	O
that	O
could	O
run	O
on	O
the	O
Namco	O
Galaxian	B-Application
board	O
.	O
</s>
<s>
The	O
first	O
of	O
these	O
was	O
King	B-Application
&	I-Application
Balloon	I-Application
(	O
1980	O
)	O
,	O
a	O
fixed	O
shooter	O
that	O
is	O
cited	O
as	O
the	O
first	O
video	O
game	O
to	O
incorporate	O
speech	O
.	O
</s>
<s>
This	O
new	O
arcade	B-Application
board	O
was	O
named	O
the	O
Namco	O
Galaga	B-Application
and	O
was	O
used	O
in	O
games	O
including	O
Bosconian	B-Application
(	O
1981	O
)	O
and	O
Dig	B-Application
Dug	I-Application
(	O
1982	O
)	O
.	O
</s>
<s>
Although	O
Yokoyama	O
was	O
not	O
given	O
explicit	O
instructions	O
to	O
make	O
a	O
shooting	O
game	O
,	O
management	O
expressed	O
desire	O
for	O
him	O
to	O
make	O
a	O
game	O
similar	O
to	O
Galaxian	B-Application
.	O
</s>
<s>
The	O
tractor	O
beam	O
emitted	O
by	O
the	O
Boss	B-Application
Galaga	I-Application
was	O
inspired	O
by	O
a	O
film	O
in	O
which	O
a	O
character	O
's	O
ship	O
was	O
captured	O
by	O
a	O
circling	O
laser	O
.	O
</s>
<s>
Yokoyama	O
incorporated	O
this	O
idea	O
into	O
Galaga	B-Application
,	O
whereby	O
an	O
enemy	O
could	O
capture	O
the	O
player	O
's	O
ship	O
with	O
a	O
beam	O
and	O
the	O
ship	O
would	O
need	O
to	O
be	O
rescued	O
.	O
</s>
<s>
Inspired	O
by	O
the	O
intermissions	O
in	O
Pac-Man	B-Application
(	O
1980	O
)	O
and	O
bonus	O
stages	O
in	O
Rally-X	B-Application
(	O
1980	O
)	O
,	O
Yokoyama	O
added	O
a	O
special	O
bonus	O
level	O
.	O
</s>
<s>
While	O
planning	O
,	O
lead	O
programmer	O
Tetsu	O
Ogawa	O
informed	O
him	O
of	O
a	O
bug	B-Error_Name
whereby	O
enemies	O
would	O
simply	O
fly	O
off	O
the	O
screen	O
instead	O
of	O
moving	O
into	O
formation	O
.	O
</s>
<s>
Graphic	O
designer	O
Hiroshi	O
Ono	O
designed	O
many	O
of	O
the	O
sprites	O
,	O
including	O
the	O
player	O
's	O
ship	O
and	O
the	O
Boss	B-Application
Galaga	I-Application
alien	O
.	O
</s>
<s>
Feedback	O
on	O
the	O
project	O
was	O
given	O
by	O
Nakamura	O
and	O
other	O
employees	O
,	O
including	O
Pac-Man	B-Application
creator	O
Toru	O
Iwatani	O
.	O
</s>
<s>
Galaga	B-Application
was	O
released	O
in	O
Japan	O
in	O
September	O
1981	O
.	O
</s>
<s>
Sega-Galaga	O
,	O
the	O
first	O
home	O
conversion	O
of	O
Galaga	B-Application
,	O
was	O
published	O
by	O
Sega	O
for	O
the	O
SG-1000	B-Operating_System
in	O
1983	O
.	O
</s>
<s>
An	O
MSX	B-Operating_System
version	O
followed	O
a	O
year	O
later	O
in	O
1984	O
.	O
</s>
<s>
Atari	O
,	O
Inc	O
.	O
published	O
an	O
Atari	B-General_Concept
7800	I-General_Concept
version	O
as	O
one	O
of	O
the	O
console	O
's	O
thirteen	O
launch	O
games	O
.	O
</s>
<s>
In	O
Europe	O
,	O
Aardvark	O
Software	O
released	O
an	O
unofficial	O
port	O
for	O
the	O
BBC	B-Device
Micro	I-Device
and	O
Acorn	B-Device
Electron	I-Device
called	O
Zalaga	O
in	O
1983	O
which	O
was	O
described	O
by	O
Computer	O
and	O
Video	O
Games	O
as	O
"	O
true	O
to	O
the	O
arcade	B-Application
original	O
"	O
.	O
</s>
<s>
Namco	O
published	O
a	O
Game	B-Device
Boy	I-Device
version	O
in	O
Japan	O
in	O
1995	O
,	O
Galaxian	B-Application
&	O
Galaga	B-Application
,	O
bundled	O
with	O
Galaxian	B-Application
.	O
</s>
<s>
Nintendo	O
published	O
the	O
game	O
outside	O
Japan	O
under	O
the	O
Arcade	B-Application
Classic	I-Application
brand	O
.	O
</s>
<s>
Two	O
mobile	B-Application
phone	O
versions	O
were	O
released	O
,	O
both	O
confined	O
to	O
Japan	O
;	O
the	O
first	O
was	O
for	O
i-Mode	O
in	O
2001	O
,	O
and	O
the	O
second	O
for	O
EZweb	O
in	O
2006	O
.	O
</s>
<s>
The	O
original	O
arcade	B-Application
version	O
was	O
released	O
for	O
the	O
Xbox	B-Device
Live	I-Device
Arcade	I-Device
service	O
in	O
2006	O
,	O
featuring	O
online	O
leaderboards	O
and	O
achievements	O
.	O
</s>
<s>
The	O
NES	O
release	O
was	O
ported	O
to	O
the	B-Operating_System
Wii	I-Operating_System
Virtual	O
Console	O
in	O
2007	O
,	O
followed	O
by	O
the	O
arcade	B-Application
version	O
in	O
2009	O
.	O
</s>
<s>
In	O
2013	O
,	O
the	O
NES	O
version	O
was	O
released	O
on	O
both	O
the	O
3DS	B-Operating_System
and	O
Wii	B-Operating_System
U	O
Virtual	O
Console	O
.	O
</s>
<s>
Galaga	B-Application
was	O
one	O
of	O
the	O
four	O
games	O
released	O
under	O
the	O
Arcade	B-Device
Game	I-Device
Series	I-Device
brand	O
,	O
which	O
was	O
published	O
for	O
the	B-Device
Xbox	I-Device
One	I-Device
,	O
PlayStation	B-Operating_System
4	I-Operating_System
,	O
and	O
Microsoft	B-Application
Windows	I-Application
in	O
2016	O
.	O
</s>
<s>
Galaga	B-Application
was	O
included	O
in	O
Namco	O
compilations	O
including	O
Namco	B-Device
Museum	I-Device
Vol	O
.	O
</s>
<s>
1	O
(	O
1995	O
)	O
,	O
Namco	B-Device
Museum	I-Device
64	I-Device
(	O
1996	O
)	O
,	O
Namco	B-Device
Museum	I-Device
50th	I-Device
Anniversary	I-Device
(	O
2005	O
)	O
,	O
Namco	B-Device
Museum	I-Device
Virtual	I-Device
Arcade	I-Device
(	O
2008	O
)	O
,	O
Namco	B-Application
Museum	I-Application
Essentials	I-Application
(	O
2009	O
)	O
,	O
and	O
Namco	B-Device
Museum	I-Device
Megamix	I-Device
(	O
2010	O
)	O
.	O
</s>
<s>
The	O
2010	O
Wii	B-Operating_System
game	O
Pac-Man	B-Application
Party	I-Application
and	O
its	O
2011	O
Nintendo	B-Operating_System
3DS	I-Operating_System
version	O
include	O
Galaga	B-Application
as	O
an	O
extra	O
,	O
alongside	O
the	O
arcade	B-Application
versions	O
of	O
Dig	B-Application
Dug	I-Application
and	O
Pac-Man	B-Application
.	O
</s>
<s>
In	O
celebration	O
of	O
the	O
game	O
's	O
30th	O
anniversary	O
in	O
2011	O
,	O
a	O
high-definition	O
remake	O
was	O
released	O
for	O
iOS	B-Application
devices	O
as	O
part	O
of	O
Galaga	B-Application
30th	I-Application
Collection	I-Application
,	O
which	O
also	O
included	O
remakes	O
of	O
Galaxian	B-Application
,	O
Gaplus	B-Application
and	O
Galaga	B-Application
'	I-Application
88	I-Application
.	O
</s>
<s>
Alongside	O
the	B-Operating_System
Xbox	I-Operating_System
360	I-Operating_System
and	O
PlayStation	O
3	O
sequel	O
Galaga	B-Application
Legions	I-Application
,	O
it	O
was	O
ported	O
to	O
the	O
Nintendo	B-Operating_System
3DS	I-Operating_System
in	O
2011	O
as	O
part	O
of	O
Pac-Man	B-Application
&	I-Application
Galaga	I-Application
Dimensions	I-Application
.	O
</s>
<s>
The	O
original	O
version	O
was	O
also	O
added	O
to	O
the	O
iOS	B-Application
Namco	B-Application
Arcade	I-Application
compilation	O
in	O
2012	O
.	O
</s>
<s>
The	O
NES	O
release	O
is	O
one	O
of	O
30	O
games	O
included	O
in	O
the	O
NES	B-Application
Classic	I-Application
Edition	I-Application
.	O
</s>
<s>
Galaga	B-Application
was	O
met	O
with	O
acclaim	O
,	O
with	O
many	O
applauding	O
the	O
addictive	O
nature	O
,	O
gameplay	O
structure	O
,	O
innovation	O
and	O
improvements	O
over	O
its	O
predecessor	O
,	O
and	O
was	O
a	O
popular	O
game	O
during	O
the	O
golden	O
age	O
of	O
arcade	B-Application
video	I-Application
games	I-Application
.	O
</s>
<s>
In	O
Japan	O
,	O
it	O
was	O
the	O
sixth	O
highest-grossing	O
arcade	B-Application
game	I-Application
of	I-Application
1981	I-Application
,	O
then	O
the	O
third	O
highest-grossing	O
arcade	B-Application
game	I-Application
of	I-Application
1982	I-Application
,	O
and	O
then	O
the	O
ninth	O
highest-grossing	O
table	O
arcade	B-Application
cabinet	O
of	O
1986	B-Application
.	O
</s>
<s>
In	O
North	O
America	O
,	O
it	O
regularly	O
appeared	O
on	O
the	O
monthly	O
sales	O
chart	O
of	O
RePlay	O
magazine	O
from	O
April	O
1980	O
to	O
April	O
1987	O
,	O
being	O
only	O
outdone	O
by	O
Sega	O
's	O
Monaco	B-Application
GP	I-Application
(	O
1979	O
)	O
.	O
</s>
<s>
Galaga	B-Application
was	O
among	O
the	O
top	O
ten	O
highest-grossing	O
arcade	B-Application
games	I-Application
of	I-Application
1983	I-Application
in	O
the	O
United	O
States	O
.	O
</s>
<s>
Computer	O
+	O
Video	O
Games	O
praised	O
the	O
challenge	O
and	O
improvements	O
made	O
over	O
Galaxian	B-Application
,	O
while	O
Arcade	B-Application
Express	O
selected	O
it	O
as	O
an	O
"	O
Honorable	O
Mention	O
"	O
in	O
their	O
1983	O
arcade	B-Application
awards	O
.	O
</s>
<s>
Japanese	O
publication	O
Amusement	O
Life	O
said	O
that	O
the	O
sense	O
of	O
thrill	O
and	O
fast-paced	O
action	O
made	O
Galaga	B-Application
a	O
"	O
must	O
play	O
"	O
,	O
while	O
also	O
praising	O
its	O
unique	O
dual-fighter	O
mechanic	O
and	O
colorful	O
graphics	O
.	O
</s>
<s>
Vidiot	O
magazine	O
listed	O
it	O
as	O
the	O
seventh	O
best	O
arcade	B-Application
game	O
of	O
1983	O
,	O
saying	O
that	O
its	O
gameplay	O
variety	O
,	O
dual-fighter	O
mechanic	O
and	O
bonus	O
stages	O
made	O
it	O
stick	O
out	O
from	O
the	O
crowd	O
.	O
</s>
<s>
Reviewing	O
the	O
NES	O
home	O
version	O
,	O
GameSpy	O
called	O
Galaga	B-Application
a	O
"	O
must	O
play	O
for	O
arcade	B-Application
freaks	O
"	O
,	O
praising	O
the	O
port	O
's	O
accurate	O
representation	O
of	O
the	O
arcade	B-Application
version	O
in	O
terms	O
of	O
its	O
graphics	O
,	O
sound	O
effects	O
and	O
gameplay	O
.	O
</s>
<s>
GameSpot	O
,	O
in	O
their	O
review	O
for	O
the	B-Operating_System
Xbox	I-Operating_System
360	I-Operating_System
release	O
,	O
stated	O
the	O
gameplay	O
was	O
"	O
as	O
tricky	O
as	O
it	O
ever	O
was	O
"	O
,	O
praising	O
the	O
inclusion	O
of	O
online	O
leaderboards	O
and	O
for	O
being	O
a	O
faithful	O
arcade	B-Application
conversion	O
.	O
</s>
<s>
Ports	O
of	O
Galaga	B-Application
received	O
praise	O
for	O
their	O
faithfulness	O
to	O
the	O
arcade	B-Application
original	O
.	O
</s>
<s>
Nintendo	O
Life	O
praised	O
the	O
3DS	B-Operating_System
Virtual	O
Console	O
port	O
of	O
the	O
NES	O
version	O
for	O
remaining	O
accurate	O
to	O
the	O
original	O
,	O
stating	O
that	O
it	O
"	O
aged	O
surprisingly	O
well	O
"	O
and	O
was	O
worth	O
revisiting	O
.	O
</s>
<s>
Games	O
magazine	O
praised	O
the	O
improvements	O
over	O
games	O
such	O
as	O
Space	B-Application
Invaders	I-Application
and	O
Galaxian	B-Application
,	O
commenting	O
that	O
Galaga	B-Application
still	O
holds	O
up	O
years	O
later	O
.	O
</s>
<s>
Joystick	O
magazine	O
praised	O
the	O
NES	O
version	O
's	O
accurate	O
portrayal	O
of	O
the	O
arcade	B-Application
original	O
,	O
notably	O
in	O
its	O
graphics	O
and	O
gameplay	O
structure	O
.	O
</s>
<s>
Famicom	O
Tsūshin	O
commended	O
the	O
Game	B-Device
Boy	I-Device
version	O
's	O
faithful	O
conversion	O
alongside	O
its	O
support	O
for	O
the	O
Super	B-Device
Game	I-Device
Boy	I-Device
peripheral	O
,	O
while	O
Electric	O
Playground	O
stated	O
that	O
it	O
should	O
"	O
be	O
near	O
the	O
top	O
of	O
your	O
Game	B-Device
Boy	I-Device
's	O
next	O
purchase	O
list	O
"	O
.	O
</s>
<s>
GameSpot	O
disliked	O
the	O
lack	O
of	O
online	O
multiplayer	O
in	O
the	B-Operating_System
Xbox	I-Operating_System
360	I-Operating_System
release	O
,	O
as	O
well	O
as	O
the	O
lack	O
of	O
an	O
updated	O
graphics	O
setting	O
,	O
saying	O
that	O
the	O
port	O
was	O
"	O
awfully	O
bare	O
bones	O
"	O
compared	O
to	O
other	O
XBLA	B-Device
releases	O
.	O
</s>
<s>
Eurogamer	O
expressed	O
distaste	O
towards	O
the	B-Operating_System
Xbox	I-Operating_System
360	I-Operating_System
port	O
's	O
high	O
price	O
point	O
,	O
as	O
well	O
as	O
the	O
achievements	O
for	O
being	O
"	O
insultingly	O
easy	O
"	O
to	O
obtain	O
.	O
</s>
<s>
Galaga	B-Application
has	O
been	O
listed	O
by	O
numerous	O
publications	O
among	O
the	O
greatest	O
video	O
games	O
of	O
all	O
time	O
.	O
</s>
<s>
GameSpy	O
staff	O
voted	O
it	O
the	O
eighth	O
best	O
arcade	B-Application
game	O
of	O
all	O
time	O
in	O
2011	O
.	O
</s>
<s>
The	O
Killer	B-Application
List	I-Application
of	I-Application
Videogames	I-Application
listed	O
it	O
as	O
#27	O
in	O
their	O
"	O
Top	O
100	O
Video	O
Games	O
"	O
list	O
,	O
as	O
well	O
as	O
the	O
4th	O
most	O
collected	O
arcade	B-Application
game	O
and	O
2nd	O
most	O
popular	O
on	O
their	O
website	O
.	O
</s>
<s>
Electronic	O
Gaming	O
Monthly	O
listed	O
Ms.	O
Pac-Man/Galaga	O
-	O
Class	O
of	O
1981	O
as	O
the	O
second	O
best	O
arcade	B-Application
game	O
of	O
all	O
time	O
for	O
its	O
inclusion	O
of	O
both	O
games	O
.	O
</s>
<s>
Shortly	O
after	O
the	O
game	O
's	O
release	O
,	O
Namco	O
produced	O
miniature	O
Galaga	B-Application
cabinets	O
for	O
buses	O
and	O
airplanes	O
,	O
housed	O
in	O
small	O
17-inch	O
CRT	O
monitors	O
.	O
</s>
<s>
In	O
2000	O
,	O
Namco	O
released	O
an	O
arcade	B-Application
cabinet	O
to	O
celebrate	O
the	O
game	O
's	O
20th	O
anniversary	O
,	O
which	O
was	O
bundled	O
with	O
Ms.	B-Application
Pac-Man	I-Application
and	O
titled	O
Ms.	B-Application
Pac-Man	I-Application
/	O
Galaga	B-Application
-	O
Class	O
of	O
1981	O
.	O
</s>
<s>
A	O
similar	O
cabinet	O
was	O
released	O
in	O
2005	O
that	O
also	O
included	O
the	O
original	O
Pac-Man	B-Application
,	O
made	O
to	O
celebrate	O
the	O
latter	O
's	O
25th	O
anniversary	O
.	O
</s>
<s>
Galaga	B-Application
is	O
also	O
included	O
in	O
both	O
Pac-Man	B-Application
'	O
s	O
Arcade	B-Application
Party	O
(	O
2010	O
)	O
and	O
Pac-Man	B-Application
'	O
s	O
Pixel	O
Bash	O
(	O
2019	O
)	O
.	O
</s>
<s>
Galaga	B-Application
has	O
made	O
cameo	O
appearances	O
in	O
films	O
including	O
WarGames	B-Application
(	O
1983	O
)	O
,	O
The	B-Application
Karate	I-Application
Kid	I-Application
(	O
1984	O
)	O
,	O
Planes	O
,	O
Trains	O
and	O
Automobiles	O
(	O
1987	O
)	O
,	O
The	O
Avengers	O
(	O
2012	O
)	O
,	O
and	O
Pixels	O
(	O
2015	O
)	O
.	O
</s>
<s>
Hallmark	O
Cards	O
released	O
a	O
Galaga	B-Application
arcade	B-Application
cabinet	O
ornament	O
in	O
2009	O
,	O
which	O
played	O
sound	O
effects	O
from	O
the	O
game	O
.	O
</s>
<s>
In	O
2019	O
,	O
researchers	O
at	O
North	O
Carolina	O
State	O
University	O
named	O
an	O
extinct	O
species	O
of	O
shark	O
Galagadon	O
nordquistae	O
,	O
due	O
to	O
the	O
shark	O
's	O
teeth	O
bearing	O
a	O
resemblance	O
to	O
the	O
Galaga	B-Application
aliens	O
.	O
</s>
<s>
Galaga	B-Application
is	O
also	O
the	O
subject	O
of	O
several	O
high	O
score-based	O
tournaments	O
;	O
as	O
of	O
2020	O
,	O
the	O
world	O
record	O
is	O
held	O
by	O
Jordan	O
Dorrington	O
with	O
a	O
score	O
of	O
20,980,450	O
points	O
.	O
</s>
<s>
Galaga	B-Application
was	O
used	O
as	O
a	O
loading	O
screen	O
minigame	O
in	O
the	O
PlayStation	O
version	O
of	O
Tekken	B-Application
.	O
</s>
<s>
As	O
a	O
tie-in	O
with	O
the	O
anime	O
series	O
Space	O
Dandy	O
,	O
an	O
iOS	B-Application
remake	O
,	O
Space	O
Galaga	B-Application
,	O
was	O
released	O
in	O
2015	O
,	O
featuring	O
characters	O
and	O
starships	O
from	O
Space	O
Dandy	O
intermixed	O
with	O
Galaga	B-Application
gameplay	O
.	O
</s>
<s>
A	O
similar	O
crossover	O
game	O
,	O
Galaga	B-Application
:	O
Tekken	B-Application
Edition	O
,	O
was	O
released	O
the	O
same	O
year	O
,	O
replacing	O
enemies	O
with	O
characters	O
from	O
the	O
Tekken	B-Application
franchise	O
.	O
</s>
<s>
A	O
Galaga-themed	O
costume	O
is	O
also	O
available	O
as	O
downloadable-content	O
in	O
LittleBigPlanet	B-Algorithm
3	I-Algorithm
.	O
</s>
<s>
The	O
Boss	B-Application
Galaga	I-Application
appears	O
as	O
an	O
item	O
in	O
Super	B-Application
Smash	I-Application
Bros	I-Application
.	I-Application
for	I-Application
Nintendo	I-Application
3DS	I-Application
and	I-Application
Wii	I-Application
U	I-Application
and	O
its	O
followup	O
Super	B-Application
Smash	I-Application
Bros	I-Application
.	I-Application
</s>
<s>
Ultimate	O
also	O
features	O
a	O
remix	O
of	O
the	O
Galaga	B-Application
soundtrack	O
.	O
</s>
<s>
An	O
animated	O
television	O
adaptation	O
,	O
Galaga	B-Application
Chronicles	O
,	O
is	O
confirmed	O
to	O
be	O
in	O
development	O
.	O
</s>
