<s>
is	O
a	O
1984	O
arcade	O
action	B-Application
role-playing	I-Application
maze	B-Application
game	I-Application
developed	O
and	O
published	O
in	O
Japan	O
by	O
Namco	O
.	O
</s>
<s>
Controlling	O
the	O
golden-armored	O
knight	O
Gilgamesh	O
,	O
the	O
player	O
is	O
tasked	O
with	O
scaling	O
60	O
floors	O
of	O
the	O
titular	O
tower	O
in	O
an	O
effort	O
to	O
rescue	O
the	O
maiden	O
Ki	O
from	O
Druaga	B-Application
,	O
a	O
demon	O
with	O
eight	O
arms	O
and	O
four	O
legs	O
,	O
who	O
plans	O
to	O
use	O
an	O
artifact	O
known	O
as	O
the	O
Blue	B-Application
Crystal	I-Application
Rod	I-Application
to	O
enslave	O
all	O
of	O
mankind	O
.	O
</s>
<s>
It	O
ran	O
on	O
the	O
Namco	O
Super	O
Pac-Man	B-Application
arcade	O
hardware	O
,	O
modified	O
with	O
a	O
horizontal-scrolling	O
video	O
system	O
used	O
in	O
Mappy	B-Application
.	O
</s>
<s>
Druaga	B-Application
was	O
designed	O
by	O
Masanobu	O
Endo	O
,	O
best	O
known	O
for	O
creating	O
Xevious	B-Application
(	O
1983	O
)	O
.	O
</s>
<s>
It	O
was	O
conceived	O
as	O
a	O
"	O
fantasy	O
Pac-Man	B-Application
"	O
with	O
combat	O
and	O
puzzle	O
solving	O
,	O
taking	O
inspiration	O
from	O
games	O
such	O
as	O
Wizardry	B-Device
and	O
Dungeons	O
&	O
Dragons	O
,	O
along	O
with	O
Mesopotamian	O
,	O
Sumerian	O
and	O
Babylonian	O
mythology	O
.	O
</s>
<s>
It	O
began	O
as	O
a	O
prototype	O
game	O
called	O
Quest	O
with	O
interlocking	O
mazes	B-Application
,	O
revised	O
to	O
run	O
on	O
an	O
arcade	O
system	O
;	O
the	O
original	O
concept	O
was	O
scrapped	O
due	O
to	O
Endo	O
disliking	O
the	O
heavy	O
use	O
of	O
role-playing	O
elements	O
,	O
instead	O
becoming	O
a	O
more	O
action-oriented	O
game	O
.	O
</s>
<s>
In	O
Japan	O
,	O
The	B-Application
Tower	I-Application
of	I-Application
Druaga	I-Application
was	O
widely	O
successful	O
,	O
attracting	O
millions	O
of	O
fans	O
for	O
its	O
use	O
of	O
secrets	O
and	O
hidden	O
items	O
.	O
</s>
<s>
Druaga	B-Application
is	O
noted	O
as	O
being	O
influential	O
for	O
many	O
games	O
to	O
follow	O
,	O
including	O
Ys	O
,	O
Hydlide	B-Application
,	O
Dragon	O
Slayer	O
and	O
The	B-Application
Legend	I-Application
of	I-Application
Zelda	I-Application
.	O
</s>
<s>
The	O
success	O
of	O
the	O
game	O
in	O
Japan	O
inspired	O
several	O
ports	O
for	O
multiple	O
platforms	O
,	O
as	O
well	O
as	O
spawning	O
a	O
massive	O
franchise	O
known	O
as	O
the	O
Babylonian	B-Application
Castle	I-Application
Saga	I-Application
,	O
including	O
multiple	O
sequels	O
,	O
spin-offs	O
,	O
literature	O
and	O
an	O
anime	O
series	O
produced	O
by	O
Gonzo	O
.	O
</s>
<s>
The	B-Application
Tower	I-Application
of	I-Application
Druaga	I-Application
is	O
an	O
action	B-Application
role-playing	I-Application
maze	B-Application
video	I-Application
game	I-Application
.	O
</s>
<s>
Controlling	O
the	O
knight	O
Gilgamesh	O
,	O
the	O
player	O
must	O
scale	O
all	O
60	O
floors	O
of	O
the	O
tower	O
to	O
rescue	O
the	O
maiden	O
Ki	O
from	O
Druaga	B-Application
,	O
an	O
eight-armed	O
and	O
four-legged	O
demon	O
who	O
plans	O
to	O
use	O
an	O
artifact	O
called	O
the	O
Blue	B-Application
Crystal	I-Application
Rod	I-Application
to	O
enslave	O
mankind	O
.	O
</s>
<s>
The	O
game	O
's	O
mazes	B-Application
are	O
randomized	O
in	O
each	O
playthrough	O
,	O
although	O
the	O
treasure	O
will	O
appear	O
at	O
the	O
player	O
's	O
starting	O
point	O
.	O
</s>
<s>
The	B-Application
Tower	I-Application
of	I-Application
Druaga	I-Application
was	O
designed	O
by	O
Masanobu	O
Endo	O
,	O
who	O
had	O
joined	O
Namco	O
in	O
April	O
1982	O
.	O
</s>
<s>
After	O
releasing	O
Xevious	B-Application
a	O
year	O
later	O
,	O
an	O
overwhelming	O
success	O
in	O
Japan	O
,	O
Endo	O
took	O
a	O
business	O
trip	O
to	O
North	O
America	O
,	O
where	O
he	O
bought	O
a	O
copy	O
of	O
Dungeons	O
&	O
Dragons	O
.	O
</s>
<s>
Intrigued	O
by	O
its	O
gameplay	O
and	O
setting	O
,	O
Endo	O
—	O
a	O
fan	O
of	O
the	O
Apple	B-Device
II	I-Device
game	O
Wizardry	B-Device
—	O
had	O
set	O
out	O
to	O
make	O
his	O
next	O
game	O
an	O
action	B-Application
role-playing	I-Application
title	O
.	O
</s>
<s>
After	O
returning	O
to	O
Japan	O
,	O
he	O
designed	O
a	O
basic	O
prototype	O
game	O
called	O
Quest	O
,	O
where	O
the	O
player	O
would	O
be	O
able	O
to	O
explore	O
inter-locking	O
rooms	O
while	O
defeating	O
enemies	O
and	O
using	O
keys	O
to	O
open	O
doors	O
—	O
an	O
expanded	O
version	O
was	O
then	O
made	O
to	O
run	O
on	O
the	O
Namco	O
Super	O
Pac-Man	B-Application
arcade	O
system	O
,	O
where	O
it	O
was	O
titled	O
The	B-Application
Return	I-Application
of	I-Application
Ishtar	I-Application
.	O
</s>
<s>
Upon	O
completion	O
,	O
Endo	O
was	O
dissatisfied	O
with	O
the	O
game	O
's	O
heavy	O
use	O
of	O
role-playing	O
elements	O
,	O
leading	O
to	O
the	O
game	O
instead	O
becoming	O
an	O
action-oriented	O
game	O
with	O
puzzle	O
solving	O
,	O
conceived	O
as	O
a	O
"	O
fantasy	O
Pac-Man	B-Application
"	O
.	O
</s>
<s>
Several	O
characters	O
were	O
named	O
after	O
Mesopotamian	O
and	O
Indian	O
gods	O
,	O
including	O
antagonist	O
Druaga	B-Application
and	O
the	O
goddess	O
Ishtar	O
.	O
</s>
<s>
The	O
game	O
was	O
made	O
to	O
run	O
on	O
the	O
same	O
hardware	O
setup	O
used	O
in	O
Mappy	B-Application
,	O
which	O
featured	O
horizontal-scrolling	O
and	O
had	O
a	O
vertical	O
screen	O
layout	O
,	O
while	O
the	O
60	O
floors	O
were	O
inspired	O
by	O
the	O
Sunshine	O
60	O
,	O
the	O
tallest	O
building	O
in	O
Asia	O
at	O
the	O
time	O
.	O
</s>
<s>
The	O
last	O
frame	O
in	O
the	O
poster	O
has	O
Gilgamesh	O
wearing	O
the	O
horned	O
helmet	O
fighting	O
Druaga	B-Application
,	O
meant	O
to	O
imply	O
that	O
players	O
would	O
need	O
it	O
in	O
order	O
to	O
finish	O
the	O
game	O
.	O
</s>
<s>
The	B-Application
Tower	I-Application
of	I-Application
Druaga	I-Application
was	O
released	O
for	O
arcades	O
in	O
Japan	O
in	O
June	O
1984	O
.	O
</s>
<s>
Druaga	B-Application
was	O
ported	O
to	O
several	O
Japanese	O
game	O
systems	O
,	O
including	O
the	O
MSX	B-Operating_System
(	O
1984	O
)	O
,	O
Family	O
Computer	O
(	O
1985	O
)	O
and	O
Fujitsu	B-Device
FM-7	I-Device
(	O
1985	O
)	O
.	O
</s>
<s>
A	O
portable	O
Game	B-Device
Boy	I-Device
version	O
was	O
released	O
in	O
1990	O
,	O
while	O
a	O
16-bit	O
remake	O
for	O
the	O
PC-Engine	B-General_Concept
in	O
1992	O
.	O
</s>
<s>
2	O
,	O
which	O
also	O
included	O
Galaxian	B-Application
,	O
Dig	B-Application
Dug	I-Application
and	O
Famista	B-Application
4	I-Application
.	O
</s>
<s>
In	O
2003	O
,	O
the	O
Famicom	O
version	O
was	O
re-released	O
in	O
Japan	O
for	O
the	O
GameCube	B-Application
as	O
a	O
pre-order	O
bonus	O
for	O
Baten	B-Application
Kaitos	I-Application
:	I-Application
Eternal	I-Application
Wings	I-Application
and	I-Application
the	I-Application
Lost	I-Application
Ocean	I-Application
.	O
</s>
<s>
Several	O
Japanese	O
mobile	O
phone	O
ports	O
were	O
released	O
,	O
the	O
first	O
of	O
these	O
being	O
a	O
2002	O
Java	B-Device
version	O
,	O
followed	O
by	O
an	O
i-Mode	O
release	O
in	O
2003	O
.	O
</s>
<s>
In	O
2009	O
,	O
a	O
digital	O
version	O
was	O
released	O
on	O
the	O
Wii	O
Virtual	O
Console	O
as	O
one	O
of	O
the	O
four	O
launch	O
titles	O
for	O
the	O
Virtual	O
Console	O
Arcade	O
service	O
,	O
alongside	O
Mappy	B-Application
,	O
Gaplus	B-Application
and	O
Star	B-Application
Force	I-Application
.	O
</s>
<s>
Druaga	B-Application
would	O
be	O
included	O
in	O
several	O
Namco	B-Device
Museum	I-Device
compilations	O
,	O
including	O
Namco	B-Device
Museum	I-Device
Vol	O
.	O
</s>
<s>
3	O
(	O
1996	O
)	O
,	O
Namco	B-Application
Museum	I-Application
Battle	I-Application
Collection	I-Application
(	O
2005	O
)	O
,	O
Namco	B-Device
Museum	I-Device
Virtual	O
Arcade	O
(	O
2009	O
)	O
and	O
Namco	B-Device
Museum	I-Device
Switch	O
(	O
2017	O
)	O
.	O
</s>
<s>
The	O
game	O
was	O
re-released	O
for	O
the	O
Nintendo	B-Application
Switch	I-Application
under	O
Hamster	O
's	O
Arcade	B-Application
Archives	I-Application
label	O
in	O
June	O
2022	O
.	O
</s>
<s>
Upon	O
release	O
in	O
Japan	O
,	O
The	B-Application
Tower	I-Application
of	I-Application
Druaga	I-Application
was	O
an	O
overwhelming	O
critical	O
and	O
commercial	O
success	O
,	O
attracting	O
millions	O
of	O
fans	O
with	O
its	O
use	O
of	O
puzzle-solving	O
and	O
action-oriented	O
gameplay	O
.	O
</s>
<s>
It	O
was	O
Japan	O
's	O
second	O
top-grossing	O
table	O
arcade	O
cabinet	O
of	O
August	O
1984	O
,	O
after	O
Karate	B-Device
Champ	I-Device
.	O
</s>
<s>
Druaga	B-Application
has	O
been	O
cited	O
as	O
influential	O
to	O
many	O
other	O
Japanese	O
role-playing	O
games	O
,	O
including	O
Ys	O
,	O
Hydlide	B-Application
,	O
Dragon	O
Slayer	O
and	O
The	B-Application
Legend	I-Application
of	I-Application
Zelda	I-Application
.	O
</s>
<s>
Druaga	B-Application
also	O
helped	O
inspire	O
the	O
idea	O
of	O
note	O
sharing	O
with	O
other	O
players	O
.	O
</s>
<s>
The	O
success	O
of	O
The	B-Application
Tower	I-Application
of	I-Application
Druaga	I-Application
would	O
spawn	O
a	O
wave	O
of	O
sequels	O
and	O
spin-off	O
games	O
,	O
collectively	O
known	O
as	O
the	O
Babylonian	B-Application
Castle	I-Application
Saga	I-Application
series	O
.	O
</s>
<s>
The	O
first	O
was	O
released	O
in	O
1986	O
,	O
The	B-Application
Return	I-Application
of	I-Application
Ishtar	I-Application
,	O
which	O
was	O
based	O
on	O
the	O
original	O
prototype	O
for	O
Druaga	B-Application
.	O
</s>
<s>
Taking	O
place	O
right	O
after	O
the	O
events	O
of	O
the	O
original	O
,	O
two	O
players	O
controlled	O
Gilgamesh	O
and	O
Ki	O
as	O
they	O
made	O
their	O
way	O
to	O
the	O
bottom	O
of	O
Druaga	B-Application
's	O
tower	O
with	O
the	O
Blue	B-Application
Crystal	I-Application
Rod	I-Application
.	O
</s>
<s>
In	O
1996	O
it	O
was	O
ported	O
to	O
the	O
PlayStation	O
as	O
part	O
of	O
Namco	B-Device
Museum	I-Device
Vol	O
.	O
</s>
<s>
A	O
Famicom	O
prequel	O
game	O
,	O
The	B-Application
Quest	I-Application
of	I-Application
Ki	I-Application
,	O
was	O
released	O
in	O
1988	O
—	O
controlling	O
Ki	O
,	O
the	O
player	O
was	O
to	O
make	O
it	O
to	O
the	O
top	O
of	O
Druaga	B-Application
's	O
tower	O
in	O
search	O
of	O
the	O
Blue	B-Application
Crystal	I-Application
rod	I-Application
,	O
leading	O
up	O
to	O
the	O
events	O
of	O
the	O
first	O
game	O
.	O
</s>
<s>
A	O
Super	O
Famicom	O
follow-up	O
was	O
released	O
in	O
1994	O
,	O
The	O
Blue	B-Application
Crystal	I-Application
Rod	I-Application
,	O
also	O
known	O
as	O
The	O
Destiny	O
of	O
Gilgamesh	O
.	O
</s>
<s>
In	O
1996	O
,	O
two	O
altered	O
versions	O
of	O
the	O
original	O
game	O
,	O
Another	O
Tower	O
and	O
Darkness	O
Tower	O
,	O
were	O
included	O
as	O
hidden	O
extras	O
in	O
Namco	B-Device
Museum	I-Device
Vol	O
.	O
</s>
<s>
A	O
Game	B-Device
Boy	I-Device
Color	I-Device
spin-off	O
,	O
Seme	O
COM	O
Dungeon	O
:	O
Drururuaga	O
,	O
was	O
released	O
in	O
2000	O
.	O
</s>
<s>
In	O
2004	O
,	O
Namco	O
partnered	O
with	O
Arika	O
to	O
develop	O
The	B-Application
Nightmare	I-Application
of	I-Application
Druaga	I-Application
:	I-Application
Fushigi	I-Application
no	I-Application
Dungeon	I-Application
for	O
the	O
PlayStation	O
2	O
,	O
one	O
of	O
the	O
few	O
Babylonian	B-Application
Castle	I-Application
Saga	I-Application
games	O
to	O
be	O
localized	O
outside	O
Japan	O
.	O
</s>
<s>
An	O
online-based	O
arcade	O
game	O
was	O
released	O
in	O
2005	O
,	O
Druaga	B-Application
Online	O
:	O
The	O
Story	O
of	O
Aon	O
,	O
which	O
was	O
followed	O
by	O
a	O
similar	O
PC	O
game	O
in	O
2009	O
,	O
The	B-Application
Tower	I-Application
of	I-Application
Druaga	I-Application
:	O
The	O
Recovery	O
of	O
Babylim	O
.	O
</s>
<s>
A	O
spin-off	O
game	O
,	O
The	O
Labyrinth	O
of	O
Druaga	B-Application
,	O
was	O
released	O
for	O
Japanese	O
mobile	O
phones	O
on	O
January	O
12	O
,	O
2011	O
.	O
</s>
<s>
In	O
1990	O
,	O
Namco	O
produced	O
a	O
theme	O
park	O
attraction	O
based	O
on	O
The	B-Application
Tower	I-Application
of	I-Application
Druaga	I-Application
for	O
Expo	O
'	O
90	O
in	O
Osaka	O
,	O
alongside	O
Galaxian	B-Application
3	I-Application
.	O
</s>
<s>
A	O
sugoroku	O
medal	O
game	O
was	O
released	O
for	O
arcades	O
in	O
2000	O
,	O
Sugoroku	O
Adventure	O
:	O
The	B-Application
Tower	I-Application
of	I-Application
Druaga	I-Application
,	O
which	O
also	O
featured	O
characters	O
from	O
Namco	O
's	O
Valkyrie	O
series	O
.	O
</s>
<s>
Gilgamesh	O
's	O
red-striped	O
shield	O
and	O
the	O
Blue	B-Application
Crystal	I-Application
Rod	I-Application
appear	O
as	O
Sophita	O
's	O
alternative	O
weapons	O
in	O
Soul	B-Application
Edge	I-Application
.	O
</s>
<s>
The	O
GameCube	B-Application
game	O
Mr.	B-Device
Driller	I-Device
:	I-Device
Drill	I-Device
Land	I-Device
features	O
a	O
gamemode	O
inspired	O
by	O
the	O
game	O
,	O
titled	O
The	O
Hole	O
of	O
Druaga	B-Application
.	O
</s>
<s>
A	O
Mii	O
Fighter	O
costume	O
based	O
on	O
Gilgamesh	O
was	O
released	O
for	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
follow-up	O
Super	B-Application
Smash	I-Application
Bros	I-Application
.	I-Application
</s>
<s>
An	O
anime	O
series	O
,	O
The	B-Application
Tower	I-Application
of	I-Application
Druaga	I-Application
:	O
The	O
Aegis	O
of	O
Uruk	O
,	O
was	O
produced	O
by	O
Japanese	O
studio	O
Gonzo	O
and	O
premiering	O
on	O
April	O
4	O
,	O
2008	O
,	O
taking	O
place	O
roughly	O
80	O
years	O
after	O
the	O
events	O
of	O
the	O
original	O
game	O
.	O
</s>
<s>
It	O
was	O
followed	O
by	O
a	O
sequel	O
series	O
,	O
The	B-Application
Tower	I-Application
of	I-Application
Druaga	I-Application
:	O
The	O
Sword	O
of	O
Uruk	O
,	O
premiering	O
on	O
January	O
8	O
,	O
2009	O
.	O
</s>
<s>
A	O
theme	O
based	O
on	O
The	B-Application
Tower	I-Application
of	I-Application
Druaga	I-Application
,	O
with	O
the	O
game	O
's	O
characters	O
is	O
featured	O
in	O
Pac-Man	B-Application
99	I-Application
as	O
special	O
DLC	O
.	O
</s>
