<s>
Blade	B-Protocol
Wars	I-Protocol
is	O
a	O
free-to-play	O
massively-multiplayer	B-Protocol
online	I-Protocol
role-playing	I-Protocol
game	I-Protocol
(	O
MMORPG	B-Protocol
)	O
first	O
released	O
in	O
China	O
in	O
2007	O
.	O
</s>
<s>
Blade	B-Protocol
Wars	I-Protocol
is	O
inspired	O
by	O
martial	O
arts	O
and	O
takes	O
place	O
in	O
a	O
fantasy	B-Application
universe	O
where	O
three	O
playable	O
races	O
,	O
the	O
Abyssals	O
,	O
Humans	O
,	O
and	O
Immortals	O
battle	O
for	O
dominance	O
in	O
PVP	O
encounters	O
.	O
</s>
<s>
The	O
game	O
features	O
F2P	O
martial	O
arts	O
and	O
uses	O
an	O
isometric	O
view	O
and	O
employs	O
a	O
control	O
scheme	O
similar	O
to	O
the	O
one	O
used	O
in	O
RuneScape	B-Protocol
and	O
the	O
Diablo	B-Application
game	O
series	O
.	O
</s>
<s>
The	O
game	O
incorporates	O
many	O
of	O
the	O
features	O
found	O
in	O
Changyou	O
's	O
previously	O
released	O
title	O
,	O
Dragon	B-Protocol
Oath	I-Protocol
.	O
</s>
<s>
Mounts	O
,	O
trading	O
,	O
guild	O
battles	O
and	O
daily	O
events	O
are	O
included	O
in	O
Blade	B-Protocol
Wars	I-Protocol
.	O
</s>
<s>
Unlike	O
Dragon	B-Protocol
Oath	I-Protocol
,	O
Blade	B-Protocol
Wars	I-Protocol
uses	O
a	O
2.5D	O
graphics	B-Device
engine	I-Device
,	O
mixing	O
2D	O
and	O
3D	O
graphics	O
into	O
an	O
isometric	O
view	O
.	O
</s>
<s>
Originally	O
released	O
in	O
China	O
in	O
2007	O
,	O
Blade	B-Protocol
Wars	I-Protocol
received	O
an	O
English	O
adaptation	O
and	O
was	O
launched	O
on	O
American	O
and	O
British	O
markets	O
in	O
2010	O
.	O
</s>
<s>
Blade	B-Protocol
Wars	I-Protocol
received	O
an	O
award	O
in	O
2009	O
from	O
the	O
Chinese	O
gaming	O
site	O
Wangyou	O
for	O
Original	O
Title	O
of	O
the	O
Year	O
.	O
</s>
