<s>
SiN	B-Application
Episodes	I-Application
were	O
a	O
planned	O
series	O
of	O
episodic	O
games	O
for	O
Microsoft	B-Application
Windows	I-Application
that	O
would	O
have	O
expanded	O
upon	O
the	O
1998	O
computer	O
game	O
SiN	O
.	O
</s>
<s>
Developed	O
by	O
Ritual	O
Entertainment	O
and	O
powered	O
by	O
the	O
Source	B-Application
game	I-Application
engine	I-Application
,	O
the	O
first	O
episode	O
"	O
Emergence	O
"	O
was	O
the	O
first	O
computer	O
game	O
by	O
a	O
major	O
developer	O
to	O
both	O
be	O
produced	O
episodically	O
and	O
delivered	O
over	O
the	O
Internet	O
without	O
the	O
intervention	O
of	O
a	O
publisher	O
.	O
</s>
<s>
This	O
was	O
accomplished	O
through	O
Valve	O
's	O
Steam	B-Application
content	I-Application
delivery	I-Application
system	O
.	O
</s>
<s>
With	O
the	O
sale	O
of	O
Ritual	O
to	O
MumboJumbo	O
and	O
departure	O
of	O
several	O
employees	O
,	O
all	O
future	O
development	O
of	O
Sin	B-Application
Episodes	I-Application
appears	O
to	O
be	O
delayed	O
indefinitely	O
,	O
if	O
not	O
entirely	O
canceled	O
.	O
</s>
<s>
Freeport	O
City	O
is	O
a	O
bustling	O
,	O
futuristic	O
megacity	B-Application
with	O
a	O
population	O
of	O
27,000,000	O
and	O
described	O
as	O
a	O
mix	O
of	O
New	O
York	O
,	O
San	O
Francisco	O
,	O
and	O
Tokyo	O
.	O
</s>
<s>
Jessica	B-Application
Cannon	I-Application
:	O
The	O
newest	O
addition	O
to	O
Blade	O
's	O
core	O
team	O
at	O
HardCORPS	O
,	O
Jessica	O
is	O
able	O
to	O
infiltrate	O
most	O
secure	O
lockups	O
with	O
ease	O
.	O
</s>
<s>
One	O
of	O
Ritual	O
's	O
main	O
design	O
goals	O
with	O
SiN	B-Application
Episodes	I-Application
was	O
to	O
offer	O
interactivity	O
,	O
character-driven	O
gameplay	O
,	O
emergent	O
AI	B-Application
,	O
and	O
a	O
plot	O
reflecting	O
the	O
choices	O
made	O
by	O
players	O
through	O
an	O
opt-in	O
statistics	O
system	O
that	O
aggregates	O
play	O
data	O
to	O
a	O
database	O
:	O
the	O
intention	O
that	O
future	O
episodes	O
would	O
thus	O
depend	O
on	O
the	O
choices	O
that	O
are	O
made	O
by	O
each	O
player	O
.	O
</s>
<s>
SiN	B-Application
Episodes	I-Application
is	O
built	O
on	O
the	O
Source	B-Application
engine	I-Application
with	O
additional	O
technology	O
added	O
by	O
Ritual	O
.	O
</s>
<s>
Multiple-material	O
surfaces	O
:	O
The	O
Source	B-Application
engine	I-Application
does	O
not	O
natively	O
support	O
multiple	O
materials	O
on	O
a	O
prop	O
—	O
in	O
other	O
words	O
,	O
a	O
model	O
can	O
only	O
be	O
made	O
out	O
of	O
one	O
thing	O
.	O
</s>
<s>
Dynamic	O
difficulty	O
:	O
Dubbed	O
the	O
Personal	O
Challenge	O
System	O
,	O
SiN	B-Application
Episodes	I-Application
adapts	O
itself	O
to	O
the	O
player	O
's	O
skill	O
level	O
and	O
varies	O
the	O
skill	O
,	O
numbers	O
and	O
toughness	O
of	O
enemies	O
faced	O
in	O
accordance	O
the	O
player	O
's	O
performance	O
to	O
ensure	O
a	O
suitable	O
level	O
of	O
challenge	O
as	O
well	O
as	O
to	O
help	O
pace	O
the	O
player	O
through	O
the	O
game	O
,	O
ensuring	O
an	O
even	O
game	O
length	O
across	O
all	O
skill	O
levels	O
.	O
</s>
<s>
However	O
,	O
a	O
bug	B-Error_Name
present	O
on	O
release	O
in	O
the	O
dynamic	O
difficulty	O
system	O
caused	O
the	O
system	O
to	O
never	O
ease	O
up	O
on	O
players	O
making	O
it	O
overly	O
challenging	O
and	O
unforgiving	O
.	O
</s>
<s>
An	O
update	O
released	O
through	O
Steam	B-Application
on	O
May	O
17	O
,	O
2006	O
,	O
resolved	O
this	O
problem	O
.	O
</s>
<s>
SiN	B-Application
Episodes	I-Application
:	I-Application
Emergence	I-Application
received	O
generally	O
favorable	O
reviews	O
and	O
currently	O
holds	O
the	O
score	O
of	O
75	O
on	O
Metacritic	O
.	O
</s>
