<s>
The	B-Application
Great	I-Application
Giana	I-Application
Sisters	I-Application
is	O
a	O
1987	O
platform	O
game	O
developed	O
by	O
German	O
studio	O
Time	O
Warp	O
Productions	O
and	O
published	O
by	O
Rainbow	B-Application
Arts	I-Application
.	O
</s>
<s>
The	O
game	O
is	O
heavily	O
based	O
on	O
Nintendo	O
's	O
Super	B-Application
Mario	I-Application
Bros	I-Application
.	I-Application
(	O
1985	O
)	O
,	O
which	O
led	O
to	O
production	O
being	O
stopped	O
shortly	O
after	O
release	O
,	O
but	O
it	O
later	O
inspired	O
a	O
number	O
of	O
sequels	O
.	O
</s>
<s>
The	B-Application
Great	I-Application
Giana	I-Application
Sisters	I-Application
is	O
a	O
2D	O
side-scrolling	O
arcade	O
game	O
in	O
which	O
the	O
player	O
controls	O
either	O
Giana	O
or	O
her	O
sister	O
Maria	O
.	O
</s>
<s>
The	B-Application
Great	I-Application
Giana	I-Application
Sisters	I-Application
was	O
programmed	O
by	O
Armin	O
Gessert	O
,	O
with	O
graphics	O
by	O
Manfred	O
Trenz	O
and	O
a	O
soundtrack	O
composed	O
by	O
Chris	O
Huelsbeck	O
under	O
the	O
label	O
of	O
Time	O
Warp	O
Production	O
Inc	O
.	O
</s>
<s>
Shortly	O
after	O
,	O
it	O
was	O
released	O
on	O
Amiga	B-Device
,	O
Amstrad	B-Device
CPC	I-Device
and	O
Atari	B-Device
ST	I-Device
.	O
</s>
<s>
The	O
license	O
is	O
held	O
by	O
Black	O
Forest	O
Games	O
,	O
who	O
have	O
developed	O
the	O
sequel	O
Giana	B-Application
Sisters	I-Application
:	I-Application
Twisted	I-Application
Dreams	I-Application
.	O
</s>
<s>
According	O
to	O
several	O
urban	O
legends	O
,	O
Nintendo	O
initiated	O
a	O
copyright	O
infringement	O
lawsuit	O
against	O
Time	O
Warp	O
Productions	O
and	O
Rainbow	B-Application
Arts	I-Application
because	O
of	O
similarities	O
to	O
its	O
new	O
game	O
Super	O
Mario	O
Bros.	O
,	O
but	O
there	O
has	O
never	O
been	O
such	O
a	O
lawsuit	O
.	O
</s>
<s>
Rather	O
,	O
Nintendo	O
directly	O
influenced	O
The	B-Application
Great	I-Application
Giana	I-Application
Sisters	I-Application
being	O
withdrawn	O
from	O
sale	O
,	O
as	O
the	O
company	O
had	O
already	O
done	O
with	O
other	O
games	O
.	O
</s>
<s>
Several	O
factors	O
influenced	O
the	O
withdrawal	O
of	O
the	O
game	O
,	O
including	O
conspicuous	O
similarities	O
:	O
the	O
general	O
gameplay	O
and	O
the	O
first	O
level	O
of	O
The	B-Application
Great	I-Application
Giana	I-Application
Sisters	I-Application
are	O
nearly	O
identical	O
in	O
layout	O
to	O
the	O
first	O
stage	O
found	O
in	O
Nintendo	O
's	O
Super	B-Application
Mario	I-Application
Bros	I-Application
.	I-Application
</s>
<s>
The	O
immediate	O
similarity	O
to	O
Super	B-Application
Mario	I-Application
Bros	I-Application
.	I-Application
ensured	O
that	O
The	B-Application
Great	I-Application
Giana	I-Application
Sisters	I-Application
was	O
quickly	O
noticed	O
by	O
both	O
the	O
public	O
and	O
the	O
video	O
game	O
industry	O
itself	O
.	O
</s>
<s>
Nintendo	O
urged	O
the	O
makers	O
of	O
The	B-Application
Great	I-Application
Giana	I-Application
Sisters	I-Application
to	O
withdraw	O
the	O
game	O
from	O
sale	O
,	O
arguing	O
that	O
it	O
was	O
obvious	O
copyright	O
infringement	O
.	O
</s>
<s>
Time	O
Warp	O
Productions	O
and	O
Rainbow	B-Application
Arts	I-Application
immediately	O
stopped	O
production	O
and	O
,	O
at	O
the	O
same	O
time	O
,	O
the	O
game	O
began	O
vanishing	O
from	O
stores	O
.	O
</s>
<s>
A	O
planned	O
port	O
for	O
the	O
ZX	B-Operating_System
Spectrum	I-Operating_System
was	O
reviewed	O
in	O
magazines	O
,	O
though	O
eventually	O
cancelled	O
due	O
to	O
legal	O
pressures	O
.	O
</s>
<s>
In	O
1993	O
,	O
Dutch	O
publisher	O
Sunrise	O
released	O
a	O
version	O
for	O
the	O
MSX2	B-Operating_System
,	O
programmed	O
by	O
Jan	O
van	O
Valburg	O
.	O
</s>
<s>
Unofficially	O
,	O
the	O
game	O
has	O
been	O
cloned	O
on	O
Windows	B-Application
,	O
DOS	B-Device
,	O
Linux	B-Application
,	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
,	O
AmigaOS	B-Application
4	I-Application
,	O
NetBSD	B-Device
,	O
AROS	B-Application
,	O
MorphOS	B-Operating_System
,	O
and	O
Symbian	B-Operating_System
OS	I-Operating_System
.	O
</s>
<s>
An	O
unofficial	O
clone	B-General_Concept
of	O
the	O
Commodore	O
64	O
version	O
was	O
also	O
made	O
for	O
the	O
Nintendo	B-Device
DS	I-Device
.	O
</s>
<s>
Upon	O
its	O
release	O
,	O
The	B-Application
Great	I-Application
Giana	I-Application
Sisters	I-Application
received	O
strong	O
critical	O
praise	O
and	O
acclaim	O
from	O
the	O
gaming	O
magazines	O
across	O
Europe	O
.	O
</s>
<s>
Zzap	O
!	O
64	O
described	O
the	O
game	O
as	O
"	O
amazing	O
"	O
and	O
concluded	O
with	O
the	O
overall	O
opinion	O
that	O
Great	B-Application
Giana	I-Application
Sisters	I-Application
was	O
"	O
a	O
fabulous	O
,	O
compelling	O
and	O
constantly	O
rewarding	O
arcade	O
adventure	O
"	O
.	O
</s>
<s>
Despite	O
never	O
seeing	O
a	O
release	O
,	O
the	O
ZX	B-Operating_System
Spectrum	I-Operating_System
version	O
gained	O
favorable	O
reviews	O
from	O
Spectrum-based	O
magazines	O
.	O
</s>
<s>
Great	B-Application
Giana	I-Application
Sisters	I-Application
has	O
gained	O
a	O
strong	O
cult	O
following	O
over	O
the	O
years	O
,	O
citing	O
its	O
strong	O
soundtrack	O
and	O
unique	O
charm	O
.	O
</s>
<s>
The	O
music	O
of	O
Great	B-Application
Giana	I-Application
Sisters	I-Application
was	O
featured	O
in	O
the	O
live	O
orchestra	O
concert	O
Symphonic	O
Shades	O
held	O
in	O
Cologne	O
,	O
Germany	O
on	O
August	O
23	O
,	O
2008	O
.	O
</s>
<s>
Since	O
2009	O
,	O
with	O
endorsement	O
of	O
Manfred	O
Trenz	O
,	O
a	O
fan-made	O
open-source	B-Application
remake	B-General_Concept
of	O
the	O
C64	O
version	O
,	O
called	O
OpenGGS	O
,	O
was	O
in	O
development	O
and	O
is	O
hosted	O
on	O
SourceForge	B-Application
.	O
</s>
<s>
The	O
remake	B-General_Concept
was	O
ported	O
to	O
mobile	O
devices	O
like	O
the	O
Pandora	B-Device
in	O
2015	O
.	O
</s>
<s>
Shortly	O
after	O
the	O
release	O
of	O
The	B-Application
Great	I-Application
Giana	I-Application
Sisters	I-Application
,	O
Time	O
Warp	O
began	O
developing	O
a	O
sequel	O
which	O
was	O
announced	O
as	O
Giana	O
2	O
:	O
Arthur	O
and	O
Martha	O
in	O
Future	O
World	O
,	O
a	O
new	O
game	O
with	O
a	O
futuristic	O
setting	O
.	O
</s>
<s>
Due	O
to	O
the	O
trouble	O
caused	O
by	O
the	O
legal	O
pressure	O
coming	O
from	O
Nintendo	O
,	O
it	O
was	O
deemed	O
too	O
risky	O
for	O
the	O
small	O
developer	O
to	O
once	O
again	O
produce	O
a	O
game	O
associated	O
with	O
the	O
Giana	B-Application
Sisters	I-Application
brand	O
.	O
</s>
<s>
Time	O
Warp	O
renamed	O
the	O
game	O
Hard'n'Heavy	O
,	O
and	O
changed	O
the	O
game	O
's	O
protagonists	O
into	O
robots	O
rather	O
than	O
the	O
Giana	B-Application
sisters	I-Application
.	O
</s>
<s>
Hard'n'Heavy	O
was	O
released	O
on	O
the	O
Commodore	O
64	O
,	O
Amiga	B-Device
and	O
Atari	B-Device
ST	I-Device
in	O
1989	O
.	O
</s>
<s>
In	O
April	O
2009	O
,	O
publisher	O
DTP	O
Entertainment	O
and	O
developer	O
Spellbound	O
Entertainment	O
,	O
then	O
owner	O
of	O
the	O
game	O
's	O
intellectual	O
property	O
,	O
released	O
a	O
new	O
Giana	B-Application
Sisters	I-Application
game	O
in	O
Europe	O
with	O
a	O
graphical	O
update	O
for	O
the	O
Nintendo	B-Device
DS	I-Device
,	O
titled	O
Giana	B-Application
Sisters	I-Application
DS	I-Application
.	O
</s>
<s>
Giana	B-Application
Sisters	I-Application
DS	I-Application
was	O
released	O
in	O
North	O
America	O
in	O
February	O
2011	O
by	O
publisher	O
Destineer	O
,	O
though	O
their	O
official	O
website	O
does	O
not	O
have	O
it	O
listed	O
,	O
and	O
is	O
only	O
available	O
through	O
several	O
retailers	O
such	O
as	O
Walmart	O
and	O
Newegg.com	O
.	O
</s>
<s>
A	O
mobile	O
version	O
of	O
the	O
game	O
,	O
titled	O
Giana	B-Application
Sisters	I-Application
,	O
was	O
released	O
for	O
Android	B-Application
phones	I-Application
in	O
2009	O
and	O
iOS	B-Application
in	O
2010	O
.	O
</s>
<s>
Giana	B-Application
Sisters	I-Application
2D	O
is	O
an	O
HD	O
remake	B-General_Concept
of	O
the	O
Nintendo	B-Device
DS	I-Device
game	O
.	O
</s>
<s>
In	O
2012	O
,	O
Black	O
Forest	O
Games	O
started	O
a	O
Kickstarter	O
campaign	O
for	O
a	O
new	O
installment	O
of	O
The	B-Application
Great	I-Application
Giana	I-Application
Sisters	I-Application
,	O
originally	O
titled	O
Project	B-Application
Giana	I-Application
and	O
later	O
retitled	O
Giana	B-Application
Sisters	I-Application
:	I-Application
Twisted	I-Application
Dreams	I-Application
,	O
describing	O
the	O
project	O
as	O
"	O
the	O
grandchild	O
of	O
The	B-Application
Great	I-Application
Giana	I-Application
Sisters	I-Application
"	O
.	O
</s>
<s>
The	O
game	O
,	O
which	O
is	O
described	O
as	O
a	O
direct	O
sequel	O
to	O
Giana	B-Application
Sisters	I-Application
DS	I-Application
,	O
features	O
music	O
from	O
The	B-Application
Great	I-Application
Giana	I-Application
Sisters	I-Application
original	O
composer	O
Chris	O
Huelsbeck	O
(	O
in	O
cooperation	O
with	O
Fabian	O
Del	O
Priore	O
)	O
and	O
the	O
Swedish	O
"	O
SID	O
metal	O
"	O
band	O
Machinae	O
Supremacy	O
.	O
</s>
<s>
Giana	B-Application
Sisters	I-Application
:	I-Application
Twisted	I-Application
Dreams	I-Application
was	O
released	O
on	O
October	O
23	O
for	O
PC	O
with	O
later	O
releases	O
on	O
Xbox	B-Device
Live	I-Device
Arcade	I-Device
,	O
PlayStation	B-Device
Network	I-Device
,	O
Nintendo	B-Application
eShop	I-Application
,	O
and	O
possibly	O
on	O
Ouya	B-Application
.	O
</s>
<s>
Giana	B-Application
Sisters	I-Application
:	I-Application
Dream	I-Application
Runners	I-Application
is	O
a	O
multiplayer-focused	O
platform	O
game	O
.	O
</s>
<s>
It	O
was	O
released	O
in	O
August	O
2015	O
for	O
the	O
PC	O
,	O
PlayStation	B-Operating_System
4	I-Operating_System
and	O
Xbox	B-Device
One	I-Device
.	O
</s>
