<s>
Released	O
in	O
March	O
1992	O
,	O
it	O
is	O
the	O
second	O
installment	O
in	O
the	O
Fire	B-Application
Emblem	I-Application
series	O
and	O
the	O
last	O
to	O
be	O
developed	O
for	O
the	O
Famicom	O
.	O
</s>
<s>
Set	O
in	O
the	O
same	O
world	O
as	O
its	O
predecessor	O
,	O
Fire	B-Application
Emblem	I-Application
:	I-Application
Shadow	I-Application
Dragon	I-Application
and	I-Application
the	I-Application
Blade	I-Application
of	I-Application
Light	I-Application
,	O
Gaiden	O
follows	O
the	O
battles	O
of	O
two	O
opposing	O
armies	O
on	O
the	O
continent	O
of	O
Valentia	O
,	O
which	O
is	O
torn	O
apart	O
by	O
political	O
strife	O
involving	O
the	O
princess	O
Celica	O
and	O
her	O
childhood	O
friend	O
Alm	O
.	O
</s>
<s>
The	O
development	O
began	O
after	O
the	O
commercial	O
success	O
of	O
Shadow	B-Application
Dragon	I-Application
and	I-Application
the	I-Application
Blade	I-Application
of	I-Application
Light	I-Application
.	O
</s>
<s>
It	O
received	O
mixed	O
reviews	O
from	O
critics	O
,	O
and	O
was	O
later	O
compared	O
to	O
Super	B-Device
Mario	I-Device
Bros.	I-Device
:	I-Device
The	I-Device
Lost	I-Device
Levels	I-Device
and	O
Zelda	B-Application
II	I-Application
:	I-Application
The	I-Application
Adventure	I-Application
of	I-Application
Link	I-Application
as	O
the	O
"	O
black	O
sheep	O
"	O
of	O
the	O
series	O
.	O
</s>
<s>
Some	O
elements	O
would	O
be	O
used	O
in	O
later	O
Fire	B-Application
Emblem	I-Application
titles	O
.	O
</s>
<s>
A	O
full	O
remake	O
,	O
titled	O
Fire	B-Application
Emblem	I-Application
Echoes	I-Application
:	I-Application
Shadows	I-Application
of	I-Application
Valentia	I-Application
,	O
was	O
released	O
worldwide	O
on	O
the	O
Nintendo	B-Operating_System
3DS	I-Operating_System
in	O
2017	O
.	O
</s>
<s>
Fire	B-Application
Emblem	I-Application
Gaiden	I-Application
is	O
a	O
tactical	O
role-playing	O
game	O
set	O
on	O
the	O
continent	O
of	O
Valentia	O
.	O
</s>
<s>
The	O
development	O
began	O
following	O
the	O
commercial	O
success	O
of	O
Fire	B-Application
Emblem	I-Application
:	I-Application
Shadow	I-Application
Dragon	I-Application
and	I-Application
the	I-Application
Blade	I-Application
of	I-Application
Light	I-Application
in	O
1990	O
.	O
</s>
<s>
In	O
addition	O
to	O
Kaga	O
,	O
Gunpei	O
Yokoi	O
returned	O
from	O
Shadow	B-Application
Dragon	I-Application
and	I-Application
the	I-Application
Blade	I-Application
of	I-Application
Light	I-Application
as	O
the	O
game	O
's	O
producer	O
,	O
while	O
the	O
visuals	O
were	O
created	O
by	O
Naotaka	O
Ohnishi	O
,	O
Satoshi	O
Machida	O
and	O
Toshitaka	O
Muramatsu	O
.	O
</s>
<s>
The	O
music	O
and	O
sound	O
design	O
was	O
handled	O
by	O
Yuka	O
Tsujiyoko	O
,	O
who	O
had	O
worked	O
on	O
the	O
first	O
Fire	B-Application
Emblem	I-Application
.	O
</s>
<s>
The	O
system	O
of	O
Shadow	B-Application
Dragon	I-Application
and	I-Application
the	I-Application
Blade	I-Application
of	I-Application
Light	I-Application
was	O
used	O
as	O
the	O
base	O
for	O
various	O
improvements	O
to	O
aspects	O
such	O
as	O
enemy	O
AI	O
,	O
although	O
the	O
gameplay	O
adjustments	O
ended	O
up	O
removing	O
some	O
of	O
the	O
strategic	O
elements	O
.	O
</s>
<s>
One	O
overt	O
reference	O
to	O
Shadow	B-Application
Dragon	I-Application
and	I-Application
the	I-Application
Blade	I-Application
of	I-Application
Light	I-Application
was	O
made	O
in	O
the	O
form	O
of	O
a	O
trio	O
of	O
female	O
Pegasus	O
Knights	O
,	O
who	O
were	O
the	O
same	O
trio	O
from	O
the	O
first	O
game	O
.	O
</s>
<s>
It	O
would	O
later	O
receive	O
multiple	O
releases	O
on	O
Nintendo	O
's	O
digital	O
Virtual	B-Application
Console	I-Application
platform	O
:	O
the	O
version	O
for	O
the	B-Operating_System
Wii	I-Operating_System
released	O
on	O
November	O
4	O
,	O
2009	O
,	O
the	O
version	O
for	O
the	O
Nintendo	B-Operating_System
3DS	I-Operating_System
on	O
April	O
3	O
,	O
2013	O
,	O
and	O
the	O
version	O
for	O
the	B-Operating_System
Wii	I-Operating_System
U	O
on	O
August	O
20	O
,	O
2014	O
.	O
</s>
<s>
This	O
made	O
Gaiden	O
the	O
fourth	O
best-selling	O
title	O
in	O
the	O
Fire	B-Application
Emblem	I-Application
series	O
to	O
that	O
date	O
.	O
</s>
<s>
In	O
a	O
later	O
retrospective	O
article	O
on	O
the	O
Fire	B-Application
Emblem	I-Application
series	O
,	O
Pocket	O
Gamers	O
Mark	O
Brown	O
compared	O
Gaidens	O
radical	O
and	O
short-lived	O
shift	O
in	O
gameplay	O
to	O
that	O
of	O
Zelda	B-Application
II	I-Application
:	I-Application
The	I-Application
Adventure	I-Application
of	I-Application
Link	I-Application
.	O
</s>
<s>
Nadia	O
Oxford	O
of	O
USGamer	O
also	O
compared	O
Gaiden	O
to	O
Zelda	B-Application
II	I-Application
due	O
to	O
its	O
short-lived	O
gameplay	O
changes	O
,	O
in	O
addition	O
to	O
the	O
similar	O
case	O
of	O
Castlevania	B-Application
II	I-Application
:	I-Application
Simon	I-Application
's	I-Application
Quest	I-Application
.	O
</s>
<s>
The	O
concept	O
of	O
a	O
navigable	O
overworld	O
map	O
and	O
towns	O
the	O
player	O
could	O
visit	O
was	O
later	O
explored	O
in	O
the	O
Game	B-Device
Boy	I-Device
Advance	I-Device
entry	O
Fire	B-Device
Emblem	I-Device
:	I-Device
The	I-Device
Sacred	I-Device
Stones	I-Device
in	O
2005	O
.	O
</s>
<s>
The	O
story	O
concept	O
of	O
the	O
returning	O
Pegasus	O
Knights	O
from	O
Shadow	B-Application
Dragon	I-Application
and	I-Application
the	I-Application
Blade	I-Application
of	I-Application
Light	I-Application
was	O
also	O
revisited	O
in	O
the	O
Nintendo	B-Operating_System
3DS	I-Operating_System
title	O
Fire	B-Application
Emblem	I-Application
Fates	I-Application
in	O
2015	O
,	O
with	O
the	O
inclusion	O
of	O
characters	O
from	O
its	O
2012	O
predecessor	O
Fire	B-Application
Emblem	I-Application
Awakening	I-Application
.	O
</s>
<s>
A	O
full	O
remake	O
of	O
the	O
game	O
,	O
titled	O
Fire	B-Application
Emblem	I-Application
Echoes	I-Application
:	I-Application
Shadows	I-Application
of	I-Application
Valentia	I-Application
,	O
was	O
released	O
worldwide	O
for	O
the	O
Nintendo	B-Operating_System
3DS	I-Operating_System
in	O
2017	O
.	O
</s>
