<s>
is	O
a	O
2009	O
console	O
role-playing	O
game	O
,	O
co-developed	O
by	O
Nippon	O
Ichi	O
Software	O
,	O
Idea	O
Factory	O
and	O
Gust	O
Corporation	O
exclusively	O
for	O
the	O
PlayStation	B-Operating_System
3	I-Operating_System
.	O
</s>
<s>
The	O
game	O
features	O
characters	O
from	O
the	O
Atelier	O
and	O
Disgaea	B-Application
series	O
from	O
Gust	O
Corporation	O
and	O
Nippon	O
Ichi	O
Software	O
respectively	O
,	O
with	O
fully	O
3D	O
character	O
models	O
for	O
the	O
first	O
time	O
.	O
</s>
<s>
Designed	O
by	O
Kazuyuki	O
Yoshizumi	O
,	O
character	O
designer	O
for	O
Gust	O
's	O
Mana	B-Application
Khemia	I-Application
series	O
.	O
</s>
<s>
Also	O
known	O
as	O
(	O
the	O
Japanese	O
title	O
,	O
Last	O
Boss	O
Suzaku	O
,	O
is	O
most	O
likely	O
a	O
reference	O
to	O
Disgaea	B-Application
's	I-Application
Mid	O
Boss	O
Vyer	O
)	O
.	O
</s>
<s>
This	O
also	O
marks	O
Violet	O
's	O
first	O
appearance	O
in	O
the	O
U.S.	O
since	O
the	O
game	O
she	O
originates	O
from	O
was	O
not	O
localized	O
(	O
much	O
like	O
with	O
Marie	O
in	O
Cross	B-Application
Edge	I-Application
)	O
.	O
</s>
<s>
In	O
Trinity	B-Application
Universes	I-Application
battle	O
system	O
,	O
each	O
attack	O
uses	O
a	O
certain	O
amount	O
of	O
AP	O
,	O
and	O
skills	O
are	O
assigned	O
to	O
three	O
different	O
buttons	O
,	O
it	O
has	O
a	O
very	O
similar	O
combat	O
system	O
to	O
Hyperdimension	B-Application
Neptunia	I-Application
except	O
without	O
Neptunias	O
extensive	O
customization	O
.	O
</s>
<s>
The	O
game	O
received	O
"	O
mixed	O
"	O
reviews	O
according	O
to	O
the	O
review	B-Application
aggregation	I-Application
website	O
Metacritic	O
.	O
</s>
