<s>
Lost	B-Application
Cities	I-Application
is	O
card	O
game	O
for	O
the	B-Operating_System
Xbox	I-Operating_System
360	I-Operating_System
,	O
based	O
upon	O
the	B-Application
popular	I-Application
card	I-Application
game	I-Application
of	I-Application
the	I-Application
same	I-Application
name	I-Application
by	O
game	O
designer	O
Reiner	O
Knizia	O
,	O
published	O
by	O
Vivendi	O
Games	O
under	O
their	O
Sierra	O
Online	O
division	O
and	O
developed	O
by	O
Sierra	O
Online	O
Shanghai	O
,	O
formally	O
known	O
as	O
Studio	O
Ch'in	O
.	O
</s>
<s>
It	O
has	O
since	O
disappeared	O
from	O
Xbox	B-Device
Live	I-Device
Arcade	I-Device
.	O
</s>
<s>
Lost	B-Application
Cities	I-Application
features	O
leaderboards	O
and	O
online	O
multiplayer	O
through	O
Xbox	B-Application
Live	I-Application
,	O
including	O
support	O
for	O
the	O
Xbox	B-Device
Live	I-Device
Vision	I-Device
camera	I-Device
.	O
</s>
<s>
Lastly	O
,	O
in	O
addition	O
to	O
allowing	O
standard	O
two	O
player	O
games	O
,	O
Lost	B-Application
Cities	I-Application
includes	O
alternate	O
rules	O
to	O
support	O
four	O
player	O
(	O
two	O
vs.	O
two	O
)	O
matches	O
.	O
</s>
<s>
Lost	B-Application
Cities	I-Application
has	O
been	O
praised	O
for	O
"	O
finely	O
tuned	O
balance	O
of	O
luck	O
and	O
skill	O
...	O
that	O
made	O
Lost	B-Application
Cities	I-Application
a	O
hit	O
with	O
card	O
-	O
and	O
board-game	O
fans	O
,	O
and	O
this	O
version	O
just	O
makes	O
all	O
of	O
that	O
even	O
better.	O
"	O
</s>
<s>
In	O
early	O
2009	O
,	O
Lost	B-Application
Cities	I-Application
was	O
removed	O
from	O
the	O
Xbox	B-Application
Live	I-Application
Marketplace	O
.	O
</s>
<s>
No	O
official	O
reason	O
was	O
given	O
for	O
the	O
removal	O
,	O
but	O
speculation	O
centered	O
on	O
copyright	O
issues	O
over	O
the	O
merger	O
of	O
Activision	O
and	O
Vivendi	O
,	O
the	O
latter	O
being	O
the	O
parent	O
company	O
of	O
Sierra	O
,	O
publisher	O
of	O
Lost	B-Application
Cities	I-Application
.	O
</s>
