<s>
is	O
a	O
1987	O
beat	B-Application
'	I-Application
em	I-Application
up	I-Application
video	O
game	O
developed	O
by	O
Technōs	O
Japan	O
and	O
distributed	O
by	O
Taito	O
for	O
arcades	O
across	O
Asia	O
,	O
North	O
America	O
and	O
Europe	O
.	O
</s>
<s>
It	O
is	O
the	O
first	O
title	O
in	O
the	O
Double	B-Application
Dragon	I-Application
franchise	O
.	O
</s>
<s>
The	O
game	O
's	O
development	O
was	O
led	O
by	O
Yoshihisa	O
Kishimoto	O
,	O
and	O
it	O
is	O
a	O
spiritual	O
and	O
technological	O
successor	O
to	O
Technos	O
 '	O
earlier	O
beat	B-Application
'	I-Application
em	I-Application
up	I-Application
,	O
Nekketsu	B-Application
Kōha	I-Application
Kunio-kun	I-Application
(	O
1986	O
)	O
,	O
released	O
outside	O
of	O
Japan	O
by	O
Taito	O
as	O
Renegade	B-Application
;	O
Kishimoto	O
originally	O
envisioned	O
it	O
as	O
a	O
direct	O
sequel	O
and	O
part	O
of	O
the	O
Kunio-kun	O
series	O
,	O
before	O
making	O
it	O
a	O
new	O
game	O
with	O
a	O
different	O
cast	O
and	O
setting	O
.	O
</s>
<s>
Double	B-Application
Dragon	I-Application
introduced	O
several	O
additions	O
to	O
the	O
Kunio-kun	O
belt	O
scroll	O
beat	B-Application
'	I-Application
em	I-Application
up	I-Application
formula	O
,	O
such	O
as	O
a	O
continuous	O
side-scrolling	O
world	O
adding	O
a	O
sense	O
of	O
progression	O
,	O
two-player	O
cooperative	O
gameplay	O
,	O
the	O
ability	O
to	O
arm	O
oneself	O
with	O
an	O
enemy	O
's	O
weapon	O
after	O
disarming	O
them	O
,	O
and	O
the	O
use	O
of	O
cut	O
scenes	O
to	O
give	O
it	O
a	O
cinematic	O
look	O
and	O
feel	O
.	O
</s>
<s>
The	O
game	O
's	O
title	O
is	O
a	O
reference	O
to	O
the	O
two-player	O
gameplay	O
and	O
Bruce	B-Application
Lee	I-Application
's	O
martial	O
arts	O
film	O
Enter	O
the	O
Dragon	O
(	O
1973	O
)	O
,	O
which	O
was	O
a	O
major	O
inspiration	O
behind	O
Kunio-kun	O
and	O
Double	B-Application
Dragon	I-Application
,	O
while	O
the	O
game	O
's	O
art	O
style	O
and	O
setting	O
were	O
influenced	O
by	O
the	O
Mad	B-Device
Max	I-Device
films	O
and	O
Fist	B-Application
of	I-Application
the	I-Application
North	I-Application
Star	I-Application
manga	O
and	O
anime	O
series	O
.	O
</s>
<s>
Double	B-Application
Dragon	I-Application
was	O
one	O
of	O
the	O
first	O
successful	O
beat	B-Application
'	I-Application
em	I-Application
up	I-Application
games	I-Application
,	O
becoming	O
Japan	O
's	O
third	O
highest-grossing	O
table	B-Application
arcade	I-Application
game	I-Application
of	I-Application
1987	I-Application
before	O
becoming	O
America	O
's	O
highest-grossing	O
dedicated	O
arcade	O
game	O
for	O
two	O
years	O
in	O
a	O
row	O
,	O
in	B-Application
1988	I-Application
and	O
1989	B-Application
.	O
</s>
<s>
It	O
also	O
received	O
critical	O
acclaim	O
,	O
with	O
Electronic	O
Gaming	O
Monthly	O
awarding	O
it	O
1988	B-Application
Game	O
of	O
the	O
Year	O
.	O
</s>
<s>
Its	O
success	O
resulted	O
in	O
the	O
creation	O
of	O
the	O
Double	B-Application
Dragon	I-Application
franchise	O
,	O
including	O
two	O
arcade	O
sequels	O
and	O
several	O
spinoffs	O
,	O
and	O
it	O
ushered	O
in	O
a	O
"	O
Golden	O
Age	O
"	O
for	O
the	O
beat	B-Application
'	I-Application
em	I-Application
up	I-Application
genre	O
,	O
establishing	O
the	O
conventions	O
for	O
a	O
wave	O
of	O
beat	B-Application
'	I-Application
em	I-Application
ups	I-Application
from	O
other	O
companies	O
during	O
the	O
late	O
1980s	O
to	O
1990s	O
.	O
</s>
<s>
Originally	O
an	O
arcade	O
game	O
,	O
home	O
versions	O
were	O
released	O
for	O
the	O
NES	O
,	O
Master	O
System	O
,	O
Atari	B-General_Concept
2600	I-General_Concept
,	O
Atari	B-General_Concept
7800	I-General_Concept
,	O
Atari	B-Device
ST	I-Device
,	O
Amiga	B-Device
,	O
Amstrad	B-Device
CPC	I-Device
,	O
Commodore	O
64	O
,	O
Game	B-Device
Boy	I-Device
,	O
Genesis/Mega	B-Operating_System
Drive	I-Operating_System
and	O
Atari	B-General_Concept
Lynx	I-General_Concept
,	O
among	O
other	O
platforms	O
during	O
the	O
series	O
's	O
height	O
of	O
popularity	O
.	O
</s>
<s>
A	O
remake	O
titled	O
Double	B-Application
Dragon	I-Application
Advance	I-Application
was	O
released	O
for	O
the	O
Game	B-Device
Boy	I-Device
Advance	I-Device
in	O
2003	B-Application
.	O
</s>
<s>
In	O
contrast	O
to	O
the	O
arena-like	O
levels	O
in	O
Kunio-kun	O
,	O
Double	B-Application
Dragon	I-Application
takes	O
place	O
in	O
a	O
continuously	O
side-scrolling	O
world	O
.	O
</s>
<s>
The	O
Double	B-Application
Dragon	I-Application
title	O
theme	O
plays	O
during	O
this	O
period	O
.	O
</s>
<s>
The	O
game	O
's	O
development	O
was	O
led	O
by	O
Yoshihisa	O
Kishimoto	O
,	O
who	O
had	O
previously	O
created	O
the	O
1986	O
arcade	O
beat	B-Application
'	I-Application
em	I-Application
up	I-Application
Nekketsu	B-Application
Kōha	I-Application
Kunio-kun	I-Application
,	O
which	O
was	O
a	O
semi-autobiographical	O
game	O
based	O
on	O
his	O
own	O
high	O
school	O
years	O
and	O
was	O
localized	O
as	O
Renegade	B-Application
in	O
the	O
West	O
.	O
</s>
<s>
He	O
originally	O
envisioned	O
what	O
would	O
become	O
Double	B-Application
Dragon	I-Application
as	O
a	O
Kunio-kun	O
game	O
,	O
a	O
direct	O
sequel	O
to	O
Nekketsu	B-Application
Kōha	I-Application
Kunio-kun	I-Application
,	O
before	O
his	O
seniors	O
asked	O
him	O
to	O
design	O
an	O
art	O
style	O
that	O
would	O
appeal	O
to	O
international	O
audiences	O
.	O
</s>
<s>
He	O
came	O
up	O
with	O
a	O
new	O
title	O
,	O
Double	B-Application
Dragon	I-Application
,	O
with	O
the	O
"	O
Double	O
"	O
referencing	O
the	O
two-player	O
gameplay	O
and	O
the	O
"	O
Dragon	O
"	O
a	O
homage	O
to	O
Bruce	B-Application
Lee	I-Application
's	O
martial	O
arts	O
film	O
Enter	O
the	O
Dragon	O
(	O
1973	O
)	O
,	O
which	O
was	O
a	O
major	O
inspiration	O
behind	O
Kunio-kun	O
and	O
Double	B-Application
Dragon	I-Application
.	O
</s>
<s>
For	O
the	O
game	O
's	O
setting	O
and	O
art	O
style	O
,	O
he	O
replaced	O
the	O
high-school-themed	O
setting	O
of	O
Kunio-kun	O
with	O
a	O
disaster-ridden	O
city	O
inspired	O
by	O
the	O
Mad	B-Device
Max	I-Device
films	O
and	O
the	O
manga	O
and	O
anime	O
series	O
Fist	B-Application
of	I-Application
the	I-Application
North	I-Application
Star	I-Application
.	O
</s>
<s>
Kishimoto	O
also	O
expanded	O
the	O
game	B-Application
world	I-Application
to	O
make	O
it	O
a	O
continuously	O
side-scrolling	O
world	O
,	O
adding	O
a	O
sense	O
of	O
progression	O
to	O
the	O
game	O
.	O
</s>
<s>
The	O
hardware	O
used	O
several	O
8-bit	O
microprocessors	B-Architecture
running	O
in	O
parallel	O
.	O
</s>
<s>
Along	O
with	O
the	O
multiple	O
Hitachi	B-General_Concept
HD6309	I-General_Concept
based	O
processors	O
,	O
multiple	O
processors	O
were	O
dedicated	O
to	O
sound	O
,	O
such	O
as	O
the	O
Yamaha	O
YM2151	O
FM	O
synthesis	O
sound	O
chip	O
.	O
</s>
<s>
Double	B-Application
Dragon	I-Application
was	O
ported	O
to	O
the	O
Family	O
Computer	O
by	O
Technōs	O
Japan	O
in	B-Application
1988	I-Application
.	O
</s>
<s>
The	O
NES	O
version	O
of	O
Double	B-Application
Dragon	I-Application
was	O
released	O
for	O
the	B-Operating_System
Wii	I-Operating_System
's	O
Virtual	B-Application
Console	I-Application
service	O
in	O
April	O
2008	O
in	O
Europe	O
and	O
North	O
America	O
.	O
</s>
<s>
It	O
was	O
also	O
released	O
in	O
North	O
America	O
on	O
December	O
12	O
,	O
2013	B-Application
,	O
for	O
the	O
Nintendo	O
3DS	O
and	O
the	B-Operating_System
Wii	I-Operating_System
U	O
although	O
in	O
Europe	O
,	O
the	O
former	O
was	O
released	O
on	O
December	O
5	O
,	O
while	O
the	O
latter	O
was	O
released	O
on	O
March	O
13	O
,	O
2014	O
.	O
</s>
<s>
Double	B-Application
Dragon	I-Application
was	O
only	O
the	O
second	O
game	O
that	O
Technōs	O
developed	O
for	O
the	O
NES	O
,	O
and	O
the	O
two-player	O
mode	O
was	O
reputedly	O
omitted	O
because	O
of	O
the	O
programmers	O
 '	O
inexperience	O
with	O
the	O
hardware	O
.	O
</s>
<s>
In	O
1990	B-Application
,	O
Technōs	O
Japan	O
produced	O
a	O
Game	B-Device
Boy	I-Device
version	O
of	O
Double	B-Application
Dragon	I-Application
,	O
which	O
was	O
also	O
released	O
in	O
North	O
America	O
and	O
Europe	O
by	O
Tradewest	O
.	O
</s>
<s>
This	O
version	O
has	O
also	O
been	O
re-released	O
on	O
the	O
Virtual	B-Application
Console	I-Application
for	O
the	O
Nintendo	O
3DS	O
in	O
2011	B-Application
.	O
</s>
<s>
Versions	O
of	O
Double	B-Application
Dragon	I-Application
have	O
been	O
produced	O
for	O
various	O
other	O
platforms	O
as	O
well	O
.	O
</s>
<s>
In	B-Application
1988	I-Application
,	O
Activision	O
released	O
versions	O
of	O
Double	B-Application
Dragon	I-Application
for	O
the	O
Atari	B-General_Concept
2600	I-General_Concept
and	O
Atari	B-General_Concept
7800	I-General_Concept
.	O
</s>
<s>
In	O
addition	O
,	O
home	O
computer	O
versions	O
of	O
the	O
game	O
were	O
released	O
for	O
the	O
Amiga	B-Device
,	O
Atari	B-Device
ST	I-Device
,	O
Commodore	O
64	O
,	O
ZX	B-Operating_System
Spectrum	I-Operating_System
,	O
Amstrad	B-Device
CPC	I-Device
,	O
and	O
PC	O
compatibles	O
.	O
</s>
<s>
Two	O
different	O
Amstrad	B-Device
CPC	I-Device
versions	O
were	O
produced	O
:	O
one	O
was	O
released	O
for	O
the	O
CPC6128	O
(	O
128kB	O
RAM	O
)	O
based	O
on	O
the	O
Amiga	B-Device
version	O
,	O
while	O
the	O
other	O
was	O
released	O
for	O
the	O
CPC464	O
(	O
tape	O
and	O
64kB	O
RAM	O
)	O
and	O
was	O
ported	O
from	O
the	O
Sinclair	O
version	O
.	O
</s>
<s>
In	O
1991	B-Application
,	O
a	O
second	O
Commodore	O
64	O
version	O
was	O
released	O
by	O
Ocean	O
Software	O
unrelated	O
to	O
the	O
earlier	O
Binary	O
Designs	O
port	O
.	O
</s>
<s>
It	O
came	O
on	O
a	O
special	O
32k	O
bank-switched	O
cartridge	B-Protocol
and	O
did	O
not	O
support	O
two-player	O
mode	O
.	O
</s>
<s>
The	O
original	O
Binary	O
Design	O
port	O
of	O
Double	B-Application
Dragon	I-Application
for	O
the	O
Commodore	O
64	O
was	O
heavily	O
criticized	O
for	O
its	O
poor	O
quality	O
and	O
is	O
often	O
considered	O
one	O
of	O
the	O
worst	O
commercially	O
released	O
C64	O
games	O
and	O
one	O
of	O
the	O
worst	O
arcade	O
conversions	O
of	O
all	O
time	O
.	O
</s>
<s>
In	O
1992	O
,	O
Accolade	O
released	O
a	O
Mega	B-Operating_System
Drive/Genesis	I-Operating_System
port	O
of	O
the	O
game	O
in	O
North	O
America	O
and	O
Europe	O
under	O
the	O
Ballistic	O
Software	O
label	O
.	O
</s>
<s>
This	O
version	O
was	O
released	O
as	O
an	O
unlicensed	O
third-party	O
cartridge	B-Protocol
.	O
</s>
<s>
Although	O
the	O
Mega	B-Operating_System
Drive/Genesis	I-Operating_System
has	O
a	O
smaller	O
color	O
palette	O
than	O
the	O
arcade	O
original	O
,	O
due	O
to	O
the	O
more	O
powerful	O
16-bit	O
hardware	O
it	O
actually	O
fixes	O
all	O
of	O
the	O
slow	O
down	O
problems	O
from	O
the	O
original	O
arcade	O
game	O
.	O
</s>
<s>
In	O
contrast	O
,	O
it	O
had	O
a	O
number	O
of	O
deficiencies	O
(	O
especially	O
in	O
sound	O
quality	O
)	O
because	O
Ballistic	O
Software	O
were	O
forced	O
to	O
use	O
a	O
small	O
512	O
Kilobyte	O
(	O
4	O
Megabit	O
)	O
cartridge	B-Protocol
ROM	O
for	O
cost	O
reasons	O
.	O
</s>
<s>
An	O
Atari	B-General_Concept
Lynx	I-General_Concept
version	O
was	O
released	O
in	O
1993	B-Application
,	O
developed	O
by	O
Knight	O
Technologies	O
and	O
published	O
by	O
Telegames	O
.	O
</s>
<s>
In	O
2003	B-Application
,	O
a	O
remake	O
of	O
the	O
original	O
arcade	O
game	O
titled	O
Double	B-Application
Dragon	I-Application
Advance	I-Application
was	O
released	O
for	O
the	O
Game	B-Device
Boy	I-Device
Advance	I-Device
.	O
</s>
<s>
In	O
2006	B-Application
,	O
a	O
mobile	B-Application
phone	I-Application
game	I-Application
based	O
on	O
Double	B-Application
Dragon	I-Application
Advance	I-Application
was	O
released	O
titled	O
Double	B-Application
Dragon	I-Application
EX	O
.	O
</s>
<s>
An	O
Xbox	B-Device
Live	I-Device
Arcade	I-Device
version	O
of	O
Double	B-Application
Dragon	I-Application
was	O
released	O
on	O
May	O
9	O
,	O
for	O
the	B-Operating_System
Xbox	I-Operating_System
360	I-Operating_System
in	O
2007	B-Application
.	O
</s>
<s>
On	O
May	O
17	O
,	O
2007	B-Application
,	O
it	O
was	O
number	O
one	O
on	O
the	O
Xbox	B-Device
Live	I-Device
Arcade	I-Device
charts	O
.	O
</s>
<s>
2011	B-Application
saw	O
the	O
release	O
of	O
a	O
new	O
version	O
of	O
Double	B-Application
Dragon	I-Application
for	O
iOS	B-Application
and	O
Android	B-Application
devices	O
.	O
</s>
<s>
The	O
arcade	O
version	O
of	O
Double	B-Application
Dragon	I-Application
was	O
re-released	O
in	O
2013	B-Application
alongside	O
its	O
two	O
sequels	O
in	O
a	O
compilation	O
titled	O
Double	B-Application
Dragon	I-Application
Trilogy	O
produced	O
by	O
DotEmu	O
,	O
which	O
was	O
released	O
on	O
iOS	B-Application
,	O
Android	B-Application
,	O
and	O
Steam	B-Application
platforms	O
.	O
</s>
<s>
In	O
Japan	O
,	O
Game	O
Machine	O
listed	O
Double	B-Application
Dragon	I-Application
on	O
their	O
July	O
1	O
,	O
1987	O
issue	O
as	O
being	O
the	O
most-successful	O
table	O
arcade	O
cabinet	O
of	O
the	O
month	O
.	O
</s>
<s>
It	O
went	O
on	O
to	O
be	O
the	O
third	O
highest-grossing	O
table	B-Application
arcade	I-Application
game	I-Application
of	I-Application
1987	I-Application
in	O
Japan	O
.	O
</s>
<s>
In	O
the	O
United	O
States	O
,	O
it	O
became	O
the	O
highest-grossing	O
arcade	O
video	B-Application
game	I-Application
of	I-Application
1988	I-Application
,	O
and	O
again	O
the	O
highest-grossing	O
dedicated	O
arcade	O
game	O
for	O
a	O
second	O
year	O
in	B-Application
1989	I-Application
.	O
</s>
<s>
In	B-Application
1988	I-Application
,	O
Taito	O
America	O
had	O
sold	O
over	O
10,000	O
dedicated	O
arcade	O
cabinets	O
in	O
the	O
United	O
States	O
,	O
where	O
it	O
was	O
purchased	O
by	O
over	O
80%	O
of	O
arcade	O
operators	O
.	O
</s>
<s>
However	O
,	O
Taito	O
America	O
's	O
earnings	O
were	O
negatively	O
impacted	O
by	O
illegal	O
Double	B-Application
Dragon	I-Application
printed	O
circuit	O
board	O
(	O
PCB	O
)	O
sales	O
,	O
which	O
led	O
to	O
a	O
successful	O
lawsuit	O
from	O
Taito	O
America	O
in	B-Application
1989	I-Application
.	O
</s>
<s>
Toys	O
"	O
R	O
"	O
Us	O
reported	O
that	O
the	O
NES	O
version	O
of	O
Double	B-Application
Dragon	I-Application
sold	O
out	O
in	O
its	O
first	O
two	O
weeks	O
on	O
sale	O
in	O
the	O
United	O
States	O
,	O
becoming	O
America	O
's	O
top-selling	O
game	O
by	O
July	O
1988	B-Application
.	O
</s>
<s>
Demand	O
continued	O
into	O
Christmas	O
1988	B-Application
,	O
when	O
it	O
was	O
among	O
the	O
most	O
in-demand	O
games	O
,	O
along	O
with	O
Super	B-Application
Mario	I-Application
Bros	I-Application
.	I-Application
2	I-Application
and	O
Zelda	B-Application
II	I-Application
.	O
</s>
<s>
Activision	O
's	O
Atari	B-General_Concept
2600	I-General_Concept
version	O
also	O
sold	O
nearly	O
500,000	O
cartridges	B-Protocol
,	O
making	O
it	O
one	O
of	O
the	O
most	O
popular	O
games	O
on	O
the	O
Atari	B-General_Concept
2600	I-General_Concept
towards	O
the	O
end	O
of	O
its	O
lifespan	O
.	O
</s>
<s>
In	O
the	O
United	O
Kingdom	O
,	O
Melbourne	O
House	O
's	O
ZX	B-Operating_System
Spectrum	I-Operating_System
and	O
Commodore	O
64	O
ports	O
topped	O
the	O
software	O
sales	O
chart	O
in	O
late	O
1988	B-Application
,	O
Mastertronic	O
's	O
Amiga	B-Device
port	O
topped	O
the	O
Amiga	B-Device
chart	O
in	O
early	O
1990	B-Application
,	O
and	O
Mastertronic	O
's	O
budget	O
C64	O
release	O
was	O
the	O
third	O
top-selling	O
C64	O
game	O
in	O
June	O
1991	B-Application
.	O
</s>
<s>
He	O
noted	O
the	O
game	O
's	O
popularity	O
,	O
stating	O
that	O
it	O
took	O
him	O
"	O
about	O
half	O
an	O
hour	O
to	O
get	O
near	O
it	O
in	O
my	O
local	O
arcade	O
"	O
and	O
"	O
a	O
brief	O
glance	O
around	O
West	O
End	O
arcades	O
confirmed	O
"	O
that	O
"	O
Double	B-Application
Dragon	I-Application
is	I-Application
set	O
to	O
be	O
a	O
massive	O
coin-op	O
hit	O
"	O
.	O
</s>
<s>
He	O
said	O
that	O
it	O
"	O
is	O
n't	O
an	O
easy	O
game	O
to	O
play	O
initially	O
"	O
and	O
requires	O
"	O
both	O
brain	O
and	O
brawn	O
"	O
,	O
described	O
the	O
graphics	O
as	O
"	O
superb	O
,	O
the	O
handling	O
likewise	O
"	O
,	O
and	O
stated	O
"	O
the	O
variety	O
of	O
actions	O
,	O
locations	O
and	O
enemies	O
make	O
this	O
a	O
true	O
state	O
of	O
the	O
art	O
Beat	B-Application
'	I-Application
Em	I-Application
Up	I-Application
,	O
centuries	O
beyond	O
those	O
old	O
Kung	B-Application
Fu	I-Application
games	O
which	O
still	O
litter	O
the	O
arcades	O
"	O
.	O
</s>
<s>
He	O
concluded	O
it	O
to	O
be	O
"	O
a	O
strong	O
contender	O
for	O
hottest	O
beat	B-Application
'	I-Application
em	I-Application
up	I-Application
yet	O
"	O
.	O
</s>
<s>
In	O
the	O
November	O
1987	O
issue	O
of	O
Your	O
Sinclair	O
,	O
reviewer	O
Peter	O
Shaw	O
stated	O
that	O
if	O
"	O
you	O
liked	O
Taito	O
's	O
Renegade	B-Application
,	O
you	O
'll	O
jest	O
lurve	O
Double	B-Application
Dragon	I-Application
"	O
,	O
describing	O
it	O
as	O
"	O
a	O
streetfighting	O
beat	B-Application
'	I-Application
em	I-Application
up	I-Application
,	O
but	O
much	O
nastier	O
"	O
,	O
with	O
sprites	O
"	O
much	O
bigger	O
than	O
the	O
ones	O
in	O
Renegade	B-Application
,	O
which	O
adds	O
to	O
the	O
realism	O
"	O
,	O
and	O
"	O
gruesome	O
sound	O
effects	O
"	O
,	O
concluding	O
that	O
it	O
is	O
"	O
great	O
stuff	O
,	O
and	O
really	O
good	O
value	O
,	O
even	O
for	O
30p	O
a	O
throw	O
"	O
.	O
</s>
<s>
The	O
Mega	B-Operating_System
Drive	I-Operating_System
version	O
also	O
received	O
mixed	O
reviews	O
;	O
Mega	O
placed	O
the	O
game	O
at	O
#10	O
on	O
their	O
list	O
of	O
the	O
10	O
Worst	O
Mega	B-Operating_System
Drive	I-Operating_System
Games	O
of	O
All	O
Time	O
.	O
</s>
<s>
Electronic	O
Gaming	O
Monthly	O
awarded	O
it	O
Game	O
of	O
the	O
Year	O
for	O
1988	B-Application
.	O
</s>
<s>
Double	B-Application
Dragon	I-Application
has	O
been	O
listed	O
among	O
the	O
best	O
video	O
games	O
of	O
all	O
time	O
,	O
by	O
publications	O
such	O
as	O
Electronic	O
Gaming	O
Monthly	O
,	O
Empire	O
,	O
and	O
Game	O
Informer	O
,	O
as	O
well	O
as	O
sites	O
such	O
as	O
G4	O
,	O
GameSpot	O
,	O
GamingBolt	O
,	O
Killer	B-Application
List	I-Application
of	I-Application
Videogames	I-Application
,	O
NowGamer	O
,	O
and	O
Yahoo	B-Application
!	I-Application
</s>
<s>
Double	B-Application
Dragon	I-Application
ushered	O
in	O
a	O
"	O
Golden	O
Age	O
"	O
for	O
the	O
beat	B-Application
'	I-Application
em	I-Application
up	I-Application
genre	O
that	O
took	O
it	O
to	O
new	O
heights	O
with	O
its	O
detailed	O
set	O
of	O
martial	O
arts	O
attacks	O
and	O
its	O
two-player	O
cooperative	O
gameplay	O
.	O
</s>
<s>
Double	O
Dragon'''s	O
success	O
resulted	O
in	O
a	O
flood	O
of	O
beat	B-Application
'	I-Application
em	I-Application
ups	I-Application
in	O
the	O
late	O
1980s	O
.	O
</s>
<s>
Subsequent	O
beat	B-Application
'	I-Application
em	I-Application
ups	I-Application
during	O
the	O
late	O
1980s	O
to	O
1990s	O
followed	O
the	O
conventions	O
set	O
by	O
Double	B-Application
Dragon	I-Application
.	O
</s>
<s>
SequelsDouble	O
Dragon	O
was	O
followed	O
by	O
two	O
arcade	O
sequels	O
:	O
Double	B-Application
Dragon	I-Application
II	I-Application
:	I-Application
The	I-Application
Revenge	I-Application
in	B-Application
1988	I-Application
and	O
Double	B-Application
Dragon	I-Application
3	I-Application
:	I-Application
The	I-Application
Rosetta	I-Application
Stone	I-Application
in	O
1990	B-Application
.	O
</s>
<s>
Technōs	O
produced	O
the	O
fourth	O
game	O
in	O
the	O
series	O
titled	O
Super	B-Application
Double	I-Application
Dragon	I-Application
,	O
released	O
for	O
the	O
SNES	B-Application
in	O
1992	O
.	O
</s>
<s>
In	O
1993	B-Application
,	O
a	O
crossover	O
,	O
titled	O
Battletoads	B-Application
&	I-Application
Double	I-Application
Dragon	I-Application
and	O
featuring	O
characters	O
from	O
both	O
franchises	O
,	O
was	O
released	O
for	O
various	O
platforms	O
.	O
</s>
<s>
Also	O
in	O
1993	B-Application
,	O
a	O
Game	O
Gear	O
game	O
by	O
Virgin	O
Games	O
was	O
released	O
titled	O
Double	B-Application
Dragon	I-Application
:	O
The	O
Revenge	O
of	O
Billy	O
Lee	O
.	O
</s>
<s>
Billy	O
and	O
Jimmy	O
also	O
appeared	O
in	O
the	O
1990	B-Application
NES	O
game	O
Super	B-Application
Spike	I-Application
V'Ball	I-Application
.	O
</s>
<s>
The	O
characters	O
of	O
Randy	O
and	O
Andy	O
in	O
the	O
1989	B-Application
NES	O
game	O
River	B-Application
City	I-Application
Ransom	I-Application
are	O
based	O
on	O
Billy	O
and	O
Jimmy	O
;	O
in	O
Japan	O
,	O
they	O
are	O
known	O
as	O
Ryūichi	O
and	O
Ryūji	O
and	O
they	O
appear	O
in	O
later	O
Kunio-kun	O
games	O
as	O
well	O
.	O
</s>
<s>
Another	O
game	O
developed	O
by	O
WayForward	O
Technologies	O
,	O
Double	B-Application
Dragon	I-Application
Neon	I-Application
,	O
was	O
released	O
in	O
2012	O
for	O
Xbox	B-Device
Live	I-Device
Arcade	I-Device
and	O
PlayStation	B-Device
Network	I-Device
.	O
</s>
<s>
Related	O
mediaDouble	O
Dragon	O
also	O
spawned	O
a	O
series	O
of	O
related	O
media	O
in	O
the	O
United	O
States	O
,	O
which	O
includes	O
a	O
six-issue	O
comic	O
published	O
by	O
Marvel	O
in	O
1991	B-Application
,	O
an	O
animated	O
TV	O
series	O
which	O
ran	O
for	O
two	O
seasons	O
from	O
1993	B-Application
to	O
1995	B-Application
,	O
which	O
influenced	O
a	O
live-action	O
film	O
in	O
1994	B-Application
.	O
</s>
<s>
The	O
cartoon	O
inspired	O
the	O
Tradewest-developed	O
Double	B-Application
Dragon	I-Application
V	I-Application
:	I-Application
The	I-Application
Shadow	I-Application
Falls	I-Application
,	O
released	O
in	O
1994	B-Application
for	O
the	O
SNES	B-Application
and	O
Genesis	B-Operating_System
(	O
also	O
ported	O
to	O
the	O
Atari	B-Device
Jaguar	I-Device
)	O
,	O
while	O
characters	O
and	O
plot	O
elements	O
from	O
the	O
film	O
were	O
adapted	O
into	O
the	O
1995	B-Application
Technōs-developed	O
the	O
Neo-Geo	B-Application
version	O
of	O
Double	O
Dragon.Double	O
Dragon	O
is	O
one	O
of	O
the	O
video	O
games	O
featured	O
in	O
the	O
manga	O
titled	O
Rock'n	O
Game	B-Device
Boy	I-Device
,	O
by	O
Shigeto	O
Ikehara	O
and	O
Published	O
by	O
Comic	O
BomBom	O
October	O
1989	B-Application
to	O
December	O
1991	B-Application
.	O
</s>
<s>
The	O
boss	O
Abobo	O
is	O
the	O
star	O
of	O
the	O
indie	O
retro	O
game	O
Abobo	B-Operating_System
's	I-Operating_System
Big	I-Operating_System
Adventure	I-Operating_System
.	O
</s>
<s>
A	O
soundtrack	O
titled	O
was	O
released	O
in	O
Japan	O
by	O
Apollon	O
and	O
composed	O
by	O
Kazunaka	O
Yamane	O
,	O
on	O
February	O
21	O
,	O
1988	B-Application
.	O
</s>
