<s>
Odin	B-Application
Sphere	I-Application
is	O
an	O
action	B-Application
role-playing	I-Application
game	I-Application
developed	O
by	O
Vanillaware	O
for	O
the	O
PlayStation	B-Device
2	I-Device
.	O
</s>
<s>
A	O
remake	O
,	O
titled	O
Odin	B-Application
Sphere	I-Application
Leifthrasir	O
(	O
stylized	O
as	O
Leifþrasir	O
)	O
,	O
was	O
released	O
on	O
PlayStation	B-Operating_System
3	I-Operating_System
,	O
PlayStation	B-Operating_System
4	I-Operating_System
,	O
and	O
PlayStation	B-Device
Vita	I-Device
in	O
2016	O
:	O
Atlus	O
handled	O
publishing	O
duties	O
in	O
Japan	O
and	O
North	O
America	O
,	O
while	O
NIS	O
America	O
published	O
the	O
title	O
in	O
PAL	O
territories	O
.	O
</s>
<s>
The	O
game	O
was	O
conceived	O
by	O
George	O
Kamitani	O
as	O
first	O
a	O
sequel	O
and	O
then	O
a	O
spiritual	O
successor	O
to	O
the	O
1997	O
Sega	B-Device
Saturn	I-Device
title	O
Princess	B-Application
Crown	I-Application
.	O
</s>
<s>
Completed	O
in	O
2006	O
,	O
Odin	B-Application
Sphere	I-Application
was	O
delayed	O
into	O
the	O
following	O
year	O
so	O
it	O
would	O
not	O
compete	O
with	O
Atlus	O
 '	O
own	O
titles	O
.	O
</s>
<s>
Odin	B-Application
Sphere	I-Application
is	O
a	O
two-dimensional	O
(	O
2D	O
)	O
side-scrolling	O
action	B-Application
role-playing	I-Application
game	I-Application
where	O
the	O
player	O
takes	O
control	O
of	O
five	O
different	O
characters	O
across	O
six	O
playable	O
scenarios	O
.	O
</s>
<s>
Odin	B-Application
Sphere	I-Application
is	O
set	O
on	O
the	O
fictional	O
continent	O
of	O
Erion	O
,	O
which	O
is	O
divided	O
into	O
multiple	O
nations	O
scattered	O
across	O
the	O
land	O
.	O
</s>
<s>
In	O
the	O
canon	O
series	O
of	O
events	O
,	O
Cornelius	O
defeats	O
Ingway	O
and	O
Beldor	O
and	O
is	O
rescued	O
by	O
Velvet	O
,	O
who	O
learns	O
from	O
the	O
dying	O
Ingway	O
that	O
the	O
Cauldron	O
can	O
be	O
used	O
to	O
reverse	O
the	O
destruction	O
;	O
Oswald	O
defeats	O
Gallon	O
,	O
learning	O
that	O
he	O
is	O
Gallon	O
's	O
grandson	O
by	O
his	O
banished	O
son	O
Edgar	O
and	O
thus	O
Titanian	O
royalty	O
;	O
Mercedes	O
,	O
whose	O
true	O
name	O
is	O
"	O
Yggdrasil	B-Application
"	O
(	O
World	O
Tree	O
)	O
,	O
finds	O
Ingway	O
's	O
corpse	O
and	O
dies	O
in	O
battle	O
after	O
fatally	O
wounding	O
Onyx	O
;	O
Velvet	O
stops	O
the	O
Cauldron	O
without	O
destroying	O
its	O
core	O
,	O
but	O
King	O
Valentine	O
curses	O
the	O
Cauldron	O
before	O
waking	O
Leventhan	O
and	O
killing	O
himself	O
by	O
jumping	O
into	O
its	O
path	O
;	O
and	O
Gwyndolyn	O
kills	O
Leventhan	O
before	O
it	O
can	O
destroy	O
Erion	O
,	O
losing	O
her	O
wings	O
in	O
the	O
process	O
.	O
</s>
<s>
In	O
a	O
special	O
ending	O
set	O
thousands	O
of	O
years	O
after	O
the	O
events	O
of	O
Odin	B-Application
Sphere	I-Application
,	O
Cornelius	O
and	O
Velvet	O
have	O
successfully	O
gathered	O
all	O
the	O
coins	O
and	O
use	O
their	O
combined	O
power	O
to	O
break	O
their	O
curse	O
.	O
</s>
<s>
A	O
post-credits	O
scene	O
shows	O
an	O
unseen	O
author	O
,	O
who	O
is	O
writing	O
a	O
book	O
called	O
"	O
Odin	B-Application
Sphere	I-Application
"	O
,	O
talking	O
with	O
a	O
merchant	O
while	O
the	O
main	O
characters	O
pass	O
by	O
.	O
</s>
<s>
Odin	B-Application
Sphere	I-Application
was	O
the	O
brainchild	O
of	O
George	O
Kamitani	O
,	O
a	O
video	O
game	O
designer	O
who	O
had	O
worked	O
on	O
Princess	B-Application
Crown	I-Application
,	O
a	O
1997	O
Japan-exclusive	O
side-scrolling	O
action	B-Application
RPG	I-Application
developed	O
by	O
Atlus	O
for	O
the	O
Sega	B-Device
Saturn	I-Device
.	O
</s>
<s>
The	O
game	O
was	O
developed	O
by	O
Vanillaware	O
,	O
a	O
studio	O
created	O
by	O
former	O
Atlus	O
staff	O
including	O
Kamitani	O
to	O
create	O
successor	O
projects	O
to	O
Princess	B-Application
Crown	I-Application
.	O
</s>
<s>
Initially	O
founded	O
as	O
"	O
Puraguru	O
"	O
in	O
2002	O
when	O
it	O
worked	O
on	O
Fantasy	B-Application
Earth	I-Application
Zero	I-Application
,	O
the	O
company	O
changed	O
its	O
name	O
in	O
2004	O
when	O
the	O
staff	O
moved	O
to	O
Kansai	O
.	O
</s>
<s>
It	O
was	O
during	O
his	O
time	O
working	O
on	O
Fantasy	B-Application
Earth	I-Application
Zero	I-Application
that	O
Kamitani	O
met	O
the	O
founding	O
members	O
of	O
Vanillaware	O
.	O
</s>
<s>
Odin	B-Application
Sphere	I-Application
,	O
which	O
began	O
development	O
in	O
2004	O
,	O
was	O
designed	O
as	O
a	O
spiritual	O
successor	O
to	O
Princess	B-Application
Crown	I-Application
,	O
specifically	O
evolving	O
the	O
multi-layered	O
narrative	O
style	O
of	O
the	O
original	O
game	O
.	O
</s>
<s>
According	O
to	O
Ohnishi	O
,	O
the	O
project	O
started	O
as	O
a	O
direct	O
sequel	O
to	O
Princess	B-Application
Crown	I-Application
,	O
but	O
later	O
became	O
a	O
spiritual	O
successor	O
which	O
incorporated	O
multiple	O
nods	O
to	O
the	O
original	O
game	O
.	O
</s>
<s>
The	O
reason	O
it	O
changed	O
was	O
that	O
the	O
initial	O
plan	O
for	O
the	O
Princess	B-Application
Crown	I-Application
sequel	O
was	O
to	O
have	O
used	O
3D	O
visuals	O
,	O
which	O
would	O
have	O
looked	O
wrong	O
with	O
Kamitani	O
's	O
character	O
designs	O
and	O
artwork	O
.	O
</s>
<s>
Development	O
was	O
difficult	O
for	O
the	O
team	O
due	O
to	O
its	O
small	O
size	O
and	O
hardware	O
difficulties	O
when	O
trying	O
to	O
fit	O
high-quality	O
artwork	O
onto	O
the	O
PlayStation	B-Device
2	I-Device
(	O
PS2	B-Device
)	O
,	O
resulting	O
in	O
compromises	O
in	O
the	O
visual	O
quality	O
the	O
team	O
had	O
initially	O
planned	O
for	O
the	O
project	O
.	O
</s>
<s>
Vanillaware	O
had	O
great	O
difficulty	O
securing	O
a	O
publisher	O
and	O
the	O
necessary	O
funding	O
for	O
the	O
project	O
,	O
as	O
Kamitani	O
's	O
last	O
project	O
had	O
been	O
the	O
unsuccessful	O
Princess	B-Application
Crown	I-Application
over	O
seven	O
years	O
before	O
.	O
</s>
<s>
While	O
the	O
game	O
was	O
completed	O
in	O
2006	O
,	O
Atlus	O
delayed	O
its	O
release	O
into	O
2007	O
as	O
they	O
did	O
not	O
want	O
it	O
to	O
cannibalize	O
the	O
market	O
for	O
their	O
other	O
titles	O
,	O
particularly	O
Persona	B-Application
3	I-Application
.	O
</s>
<s>
Odin	B-Application
Sphere	I-Application
was	O
first	O
revealed	O
in	O
February	O
2007	O
,	O
three	O
months	O
prior	O
to	O
release	O
.	O
</s>
<s>
Odin	B-Application
Sphere	I-Application
eventually	O
released	O
on	O
May	O
17	O
,	O
2007	O
.	O
</s>
<s>
The	O
initial	O
concept	O
for	O
Odin	B-Application
Sphere	I-Application
was	O
of	O
a	O
story	O
revolving	O
around	O
a	O
Valkyrie	O
princess	O
,	O
inspired	O
by	O
Kamitani	O
's	O
wish	O
to	O
emulate	O
the	O
protagonist	O
of	O
Princess	B-Application
Crown	I-Application
and	O
hearing	O
at	O
second	O
hand	O
about	O
planning	O
at	O
tri-Ace	O
for	O
Valkyrie	B-Device
Profile	I-Device
2	I-Device
:	I-Device
Silmeria	I-Device
,	O
which	O
involved	O
Norse	O
mythology	O
and	O
featured	O
a	O
princess	O
as	O
its	O
main	O
protagonist	O
.	O
</s>
<s>
Odin	B-Application
Sphere	I-Application
was	O
Kamitani	O
's	O
first	O
time	O
writing	O
a	O
large	O
scenario	O
mostly	O
by	O
himself	O
.	O
</s>
<s>
So	O
as	O
to	O
distance	O
the	O
appearance	O
of	O
Gwyndolin	O
and	O
other	O
Valkyries	O
in	O
Odin	B-Application
Sphere	I-Application
from	O
the	O
Valkyries	O
of	O
the	O
Valkyrie	B-Application
Profile	I-Application
series	O
,	O
Kamitani	O
modeled	O
their	O
outfits	O
after	O
ballet	O
tutus	O
.	O
</s>
<s>
The	O
character	O
Mercedes	O
was	O
a	O
fairy	O
version	O
of	O
Gradriel	O
De	O
Valendia	O
,	O
the	O
main	O
protagonist	O
of	O
Princess	B-Application
Crown	I-Application
.	O
</s>
<s>
A	O
few	O
monster	O
designs	O
were	O
recycled	O
from	O
Princess	B-Application
Crown	I-Application
.	O
</s>
<s>
The	O
artwork	O
was	O
created	O
at	O
full	O
scale	O
,	O
then	O
shrunk	O
down	O
to	O
fit	O
within	O
the	O
PS2	B-Device
hardware	O
specifications	O
.	O
</s>
<s>
The	O
toolset	O
used	O
to	O
create	O
the	O
graphic	O
animations	O
was	O
heavily	O
inspired	O
by	O
the	O
similar	O
animation	O
style	O
used	O
for	O
Adobe	B-Operating_System
Flash	I-Operating_System
products	O
.	O
</s>
<s>
An	O
element	O
that	O
proved	O
troublesome	O
was	O
character	O
movement	O
,	O
which	O
was	O
hard	O
to	O
make	O
behave	O
within	O
the	O
limited	O
hardware	O
specifications	O
of	O
the	O
PS2	B-Device
.	O
</s>
<s>
For	O
his	O
part	O
,	O
Meeker	O
read	O
King	O
Lear	O
and	O
A	O
Midsummer	O
Night	O
's	O
Dream	O
to	O
find	O
the	O
correct	O
style	O
for	O
his	O
writing	O
,	O
in	O
addition	O
to	O
reading	O
Beowulf	B-Operating_System
to	O
properly	O
capture	O
the	O
narrative	O
's	O
darker	O
elements	O
.	O
</s>
<s>
Odin	B-Application
Sphere	I-Application
released	O
in	O
North	O
America	O
on	O
May	O
22	O
,	O
2007	O
,	O
less	O
than	O
a	O
week	O
after	O
the	O
game	O
's	O
Japanese	O
release	O
.	O
</s>
<s>
Odin	B-Application
Sphere	I-Application
Leifthrasir	O
,	O
a	O
remake	O
of	O
Odin	B-Application
Sphere	I-Application
for	O
PlayStation	B-Operating_System
3	I-Operating_System
,	O
PlayStation	B-Operating_System
4	I-Operating_System
and	O
PlayStation	B-Device
Vita	I-Device
,	O
began	O
development	O
in	O
late	O
2013	O
alongside	O
publisher	O
Atlus	O
changing	O
ownership	O
from	O
Index	O
Corporation	O
to	O
Sega	O
.	O
</s>
<s>
Atlus	O
initially	O
wanted	O
to	O
create	O
a	O
followup	O
to	O
Vanillaware	O
's	O
recent	O
successful	O
title	O
Dragon	B-Application
's	I-Application
Crown	I-Application
,	O
but	O
when	O
Odin	B-Application
Sphere	I-Application
came	O
up	O
in	O
conversations	O
,	O
it	O
was	O
decided	O
to	O
work	O
on	O
that	O
as	O
it	O
was	O
both	O
Vanillaware	O
's	O
first	O
project	O
and	O
their	O
first	O
Atlus-published	O
title	O
.	O
</s>
<s>
The	O
game	O
's	O
title	O
Leifthrasir	O
was	O
in	O
reference	O
to	O
Líf	O
and	O
Lífþrasir	O
,	O
the	O
two	O
humans	O
in	O
Norse	O
mythology	O
who	O
survive	O
Ragnarok	B-Application
and	O
repopulate	O
the	O
new	O
world	O
.	O
</s>
<s>
At	O
the	O
time	O
Odin	B-Application
Sphere	I-Application
was	O
made	O
,	O
it	O
was	O
fully	O
intended	O
to	O
be	O
a	O
successor	O
to	O
Princess	B-Application
Crown	I-Application
,	O
but	O
Vanillaware	O
had	O
since	O
become	O
better	O
known	O
for	O
fast-paced	O
action	O
over	O
simple	O
side-scrolling	O
combat	O
.	O
</s>
<s>
The	O
gameplay	O
was	O
thus	O
adjusted	O
so	O
that	O
it	O
would	O
be	O
familiar	O
to	O
players	O
of	O
the	O
later	O
and	O
more	O
refined	O
Muramasa	B-Application
:	I-Application
The	I-Application
Demon	I-Application
Blade	I-Application
and	O
Dragon	B-Application
's	I-Application
Crown	I-Application
.	O
</s>
<s>
Kamitani	O
later	O
commented	O
that	O
he	O
would	O
have	O
made	O
extensive	O
changes	O
such	O
as	O
removing	O
the	O
alchemy	O
system	O
,	O
but	O
other	O
staff	O
members	O
—	O
who	O
were	O
fans	O
of	O
Odin	B-Application
Sphere	I-Application
and	O
were	O
employed	O
after	O
the	O
game	O
's	O
release	O
—	O
successfully	O
pushed	O
to	O
retain	O
and	O
improve	O
rather	O
than	O
remove	O
the	O
original	O
features	O
.	O
</s>
<s>
The	O
revamped	O
system	O
drew	O
from	O
the	O
team	O
's	O
work	O
on	O
Dragon	B-Application
's	I-Application
Crown	I-Application
.	O
</s>
<s>
The	O
high-definition	O
upgrade	O
was	O
not	O
as	O
difficult	O
as	O
it	O
might	O
have	O
been	O
as	O
all	O
the	O
art	O
assets	O
had	O
been	O
created	O
in	O
high	O
definition	O
and	O
reduced	O
for	O
the	O
PS2	B-Device
hardware	O
.	O
</s>
<s>
The	O
music	O
of	O
Odin	B-Application
Sphere	I-Application
was	O
composed	O
by	O
a	O
team	O
from	O
music	O
company	O
Basiscape	O
.	O
</s>
<s>
Kamitani	O
brought	O
Basiscape	O
and	O
Sakimoto	O
aboard	O
as	O
they	O
had	O
struck	O
up	O
an	O
acquaintance	O
while	O
working	O
on	O
Fantasy	B-Application
Earth	I-Application
Zero	I-Application
.	O
</s>
<s>
When	O
Odin	B-Application
Sphere	I-Application
began	O
development	O
,	O
Kamitani	O
contacted	O
Basiscape	O
at	O
once	O
.	O
</s>
<s>
Odin	B-Application
Sphere	I-Application
Original	O
Soundtrack	O
released	O
on	O
October	O
14	O
,	O
2007	O
,	O
by	O
Five	O
Records	O
.	O
</s>
<s>
Odin	B-Application
Sphere	I-Application
Leifthrasir	O
Original	O
Soundtrack	O
released	O
on	O
January	O
14	O
,	O
2016	O
.	O
</s>
<s>
Odin	B-Application
Sphere	I-Application
scored	O
83/100	O
on	O
the	O
aggregate	O
site	O
Metacritic	O
based	O
on	O
49	O
reviews	O
,	O
denoting	O
a	O
generally	O
positive	O
reception	O
and	O
being	O
the	O
7th	O
best-reviewed	O
PS2	B-Device
game	O
of	O
the	O
year	O
.	O
</s>
<s>
Play	O
Magazine	O
awarded	O
it	O
a	O
perfect	O
score	O
,	O
stating	O
that	O
"	O
In	O
the	O
case	O
of	O
Odin	B-Application
Sphere	I-Application
,	O
[	O
we	O
are ]	O
confident	O
that	O
this	O
is	O
a	O
perfect	O
game	O
,	O
and	O
that	O
anyone	O
who	O
comes	O
to	O
it	O
will	O
derive	O
the	O
same	O
,	O
"	O
praising	O
its	O
2D	O
graphics	O
,	O
detailed	O
storyline	O
,	O
and	O
unique	O
combat	O
system	O
as	O
high	O
points	O
.	O
</s>
<s>
The	O
PS4	B-Operating_System
version	O
of	O
Leifthrasir	O
received	O
an	O
aggregate	O
score	O
of	O
87/100	O
based	O
on	O
49	O
reviews	O
,	O
becoming	O
the	O
15th	O
best-reviewed	O
title	O
of	O
2016	O
.	O
</s>
<s>
In	O
its	O
debut	O
week	O
in	O
Japan	O
,	O
Odin	B-Application
Sphere	I-Application
sold	O
59,248	O
units	O
,	O
reaching	O
#3	O
in	O
the	O
charts	O
.	O
</s>
<s>
According	O
to	O
a	O
later	O
statement	O
by	O
Atlus	O
 '	O
parent	O
company	O
,	O
Odin	B-Application
Sphere	I-Application
had	O
sold	O
350,000	O
units	O
worldwide	O
during	O
the	O
2007	O
to	O
2008	O
period	O
,	O
placing	O
it	O
among	O
the	O
PS2	B-Device
's	O
"	O
Greatest	B-Device
Hits	I-Device
"	O
line	O
.	O
</s>
<s>
Upon	O
its	O
release	O
as	O
a	O
PS2	B-Device
Classic	O
on	O
the	O
PlayStation	O
Network	O
in	O
October	O
2011	O
,	O
the	O
game	O
was	O
the	O
best-selling	O
out	O
of	O
five	O
concurrent	O
releases	O
including	O
God	B-Application
Hand	I-Application
,	O
and	O
reached	O
#15	O
in	O
the	O
PSN	O
charts	O
for	O
that	O
month	O
.	O
</s>
<s>
Leifthrasir	O
reached	O
the	O
top	O
of	O
sales	O
charts	O
,	O
claiming	O
the	O
spot	O
Monster	B-Application
Hunter	I-Application
Generations	I-Application
which	O
had	O
held	O
the	O
position	O
for	O
three	O
weeks	O
on	O
end	O
.	O
</s>
<s>
Sales	O
were	O
strong	O
compared	O
to	O
the	O
original	O
version	O
:	O
selling	O
43,394	O
units	O
on	O
PlayStation	B-Device
Vita	I-Device
at	O
#1	O
,	O
42,263	O
units	O
on	O
PlayStation	B-Operating_System
4	I-Operating_System
at	O
#2	O
,	O
and	O
9,771	O
units	O
on	O
PlayStation	B-Operating_System
3	I-Operating_System
at	O
#10	O
.	O
</s>
<s>
All	O
version	O
of	O
Leifthrasir	O
sold	O
a	O
total	O
of	O
95	O
,	O
428	O
,	O
and	O
marked	O
an	O
improvement	O
in	O
sales	O
for	O
Atlus	O
after	O
low	O
sales	O
for	O
Tokyo	B-Application
Mirage	I-Application
Sessions	I-Application
♯FE	I-Application
the	O
previous	O
month	O
.	O
</s>
<s>
Odin	B-Application
Sphere	I-Application
became	O
the	O
recipient	O
of	O
several	O
website	O
and	O
magazine	O
distinctions	O
,	O
particularly	O
during	O
IGN	O
's	O
"	O
Best	O
of	O
2007	O
"	O
PlayStation	B-Device
2	I-Device
awards	O
,	O
where	O
the	O
game	O
won	O
"	O
Best	O
Artistic	O
Design	O
"	O
,	O
"	O
Best	O
Story	O
"	O
,	O
"	O
Most	O
Innovative	O
Design	O
"	O
,	O
and	O
"	O
Best	O
RPG	O
"	O
.	O
</s>
<s>
It	O
was	O
a	O
runner-up	O
in	O
the	O
PlayStation	B-Device
2	I-Device
categories	O
for	O
"	O
Best	O
Original	O
Score	O
"	O
and	O
"	O
PS2	B-Device
Game	O
of	O
the	O
Year	O
"	O
,	O
additionally	O
earning	O
its	O
developer	O
Vanillaware	O
"	O
Best	O
Developer	O
"	O
along	O
with	O
GrimGrimoire	B-Application
,	O
also	O
released	O
in	O
2007	O
.	O
</s>
<s>
It	O
was	O
favorably	O
mentioned	O
by	O
multiple	O
editors	O
in	O
RPGFan	O
's	O
"	O
Games	O
of	O
2007	O
"	O
awards	O
,	O
while	O
it	O
was	O
in	O
third	O
place	O
for	O
the	O
2007	O
RPGamer	O
Award	O
for	O
best	O
PS2	B-Device
title	O
behind	O
GrimGrimoire	B-Application
and	O
Persona	B-Application
3	I-Application
.	O
</s>
<s>
The	O
delayed	O
release	O
of	O
Odin	B-Application
Sphere	I-Application
led	O
to	O
issues	O
with	O
the	O
company	O
:	O
they	O
needed	O
to	O
start	O
other	O
projects	O
to	O
keep	O
their	O
company	O
going	O
,	O
leading	O
to	O
the	O
development	O
of	O
GrimGrimoire	B-Application
.	O
</s>
<s>
The	O
development	O
of	O
GrimGrimoire	B-Application
drained	O
the	O
company	O
's	O
funds	O
,	O
forcing	O
Kamitani	O
to	O
take	O
out	O
a	O
flexible	O
loan	O
of	O
20	O
million	O
yen	O
to	O
keep	O
the	O
company	O
afloat	O
and	O
fund	O
development	O
for	O
their	O
next	O
projects	O
,	O
in	O
addition	O
to	O
finding	O
new	O
publishers	O
as	O
Atlus	O
refused	O
to	O
take	O
any	O
more	O
of	O
Vanillaware	O
's	O
products	O
until	O
they	O
had	O
seen	O
how	O
Odin	B-Application
Sphere	I-Application
performed	O
commercially	O
.	O
</s>
<s>
Nippon	O
Ichi	O
Software	O
would	O
handle	O
GrimGrimoire	B-Application
,	O
while	O
Marvelous	O
Entertainment	O
accepted	O
their	O
next	O
project	O
,	O
Muramasa	B-Application
:	I-Application
The	I-Application
Demon	I-Application
Blade	I-Application
for	O
the	B-Operating_System
Wii	I-Operating_System
.	O
</s>
<s>
The	O
commercial	O
success	O
of	O
Odin	B-Application
Sphere	I-Application
both	O
enabled	O
the	O
development	O
of	O
Muramasa	B-Application
:	I-Application
The	I-Application
Demon	I-Application
Blade	I-Application
and	O
cleared	O
Kamitani	O
's	O
debt	O
.	O
</s>
<s>
In	O
tandem	O
with	O
their	O
other	O
titles	O
,	O
Odin	B-Application
Sphere	I-Application
helped	O
establish	O
Vanillaware	O
as	O
a	O
respected	O
developer	O
.	O
</s>
