<s>
Prius	B-Protocol
Online	I-Protocol
,	O
also	O
known	O
by	O
its	O
retitled	O
name	O
Arcane	O
Saga	O
Online	O
,	O
is	O
a	O
Free-to-play	O
3D	O
fantasy	O
massively	B-Protocol
multiplayer	I-Protocol
online	I-Protocol
role-playing	I-Protocol
game	I-Protocol
(	O
MMORPG	B-Protocol
)	O
which	O
revolves	O
around	O
a	O
three	O
character	O
(	O
3C	O
)	O
playing	O
system	O
.	O
</s>
<s>
Launched	O
internationally	O
by	O
gPotato	B-Application
in	O
2011	O
,	O
the	O
service	O
by	O
gPotato	B-Application
was	O
discontinued	O
on	O
March	O
27	O
,	O
2012	O
.	O
</s>
<s>
Prius	B-Protocol
Online	I-Protocol
was	O
first	O
launched	O
in	O
2008	O
,	O
but	O
was	O
only	O
available	O
in	O
Korean	O
.	O
</s>
<s>
In	O
the	O
summer	O
of	O
2011	O
,	O
the	O
game	O
was	O
localized	B-General_Concept
to	O
English	O
and	O
launched	O
internationally	O
,	O
with	O
no	O
regional	O
restrictions	O
.	O
</s>
<s>
On	O
September	O
24	O
,	O
2009	O
,	O
Kim	O
Sa-rang	O
,	O
a	O
3-month-old	O
Korean	O
child	O
,	O
died	O
from	O
malnutrition	O
after	O
both	O
her	O
parents	O
spent	O
hours	O
each	O
day	O
in	O
an	O
internet	O
cafe	O
playing	O
Prius	B-Protocol
Online	I-Protocol
.	O
</s>
