<s>
State	B-Application
of	I-Application
Decay	I-Application
is	O
an	O
action	B-Application
video	I-Application
game	I-Application
developed	O
by	O
Undead	O
Labs	O
and	O
published	O
by	O
Microsoft	O
Studios	O
.	O
</s>
<s>
It	O
was	O
released	O
for	O
the	B-Operating_System
Xbox	I-Operating_System
360	I-Operating_System
on	O
June	O
5	O
,	O
2013	O
,	O
and	O
was	O
met	O
with	O
positive	O
reviews	O
.	O
</s>
<s>
A	O
Windows	O
version	O
was	O
released	O
on	O
September	O
20	O
,	O
2013	O
,	O
via	O
Steam	B-Application
's	O
Early	O
Access	O
,	O
with	O
a	O
release	O
following	O
on	O
November	O
5	O
,	O
2013	O
.	O
</s>
<s>
A	O
remastered	O
version	O
called	O
the	O
Year-One	O
Survival	O
Edition	O
was	O
released	O
on	O
April	O
28	O
,	O
2015	O
for	O
Windows	O
and	O
Xbox	B-Device
One	I-Device
with	O
mixed	O
reviews	O
.	O
</s>
<s>
State	B-Application
of	I-Application
Decay	I-Application
2	I-Application
was	O
announced	O
at	O
Xbox	B-Device
's	O
E3	O
2016	O
.	O
</s>
<s>
An	O
updated	O
version	O
,	O
State	B-Application
of	I-Application
Decay	I-Application
2	I-Application
:	O
Juggernaut	O
Edition	O
,	O
launched	O
on	O
May	O
22	O
,	O
2020	O
and	O
overhauled	O
the	O
original	O
game	O
's	O
graphics	O
and	O
added	O
a	O
new	O
map	O
.	O
</s>
<s>
Upcoming	O
State	B-Application
of	I-Application
Decay	I-Application
3	O
was	O
announced	O
at	O
Xbox	B-Device
's	O
2020	O
Games	O
Showcase	O
and	O
is	O
currently	O
in	O
production	O
.	O
</s>
<s>
State	B-Application
of	I-Application
Decay	I-Application
contains	O
elements	O
of	O
third	O
person	O
combat	O
and	O
simulation	O
(	O
building	O
base	O
and	O
outposts	O
)	O
.	O
</s>
<s>
Only	O
one	O
survivor	O
can	O
be	O
controlled	O
at	O
a	O
time	O
,	O
though	O
the	O
player	O
can	O
ask	O
an	O
AI-controlled	O
survivor	O
to	O
accompany	O
them	O
,	O
and	O
in	O
certain	O
missions	O
,	O
one	O
or	O
more	O
AI-controlled	O
survivors	O
will	O
accompany	O
the	O
player	O
.	O
</s>
<s>
Zombies	O
are	O
the	O
main	O
threat	O
in	O
State	B-Application
of	I-Application
Decay	I-Application
.	O
</s>
<s>
After	O
returning	O
from	O
a	O
fishing	O
trip	O
with	O
his	O
friend	O
and	O
a	O
Trumbull	O
local	O
,	O
Ed	O
Jones	O
,	O
he	O
finds	O
that	O
the	O
world	O
has	O
degenerated	O
into	O
a	O
zombie	B-Application
apocalypse	I-Application
.	O
</s>
<s>
On	O
July	O
20	O
,	O
2013	O
,	O
in	O
conjunction	O
with	O
the	O
PC	O
development	O
for	O
State	B-Application
of	I-Application
Decay	I-Application
,	O
Undead	O
Labs	O
announced	O
an	O
upcoming	O
downloadable	O
content	O
(	O
DLC	O
)	O
titled	O
"	O
Breakdown	O
"	O
for	O
both	O
PC	O
and	O
console	O
users	O
.	O
</s>
<s>
On	O
February	O
4	O
,	O
2014	O
,	O
an	O
addition	O
on	O
the	O
Steam	B-Application
Database	O
confirmed	O
the	O
DLC	O
to	O
be	O
named	O
"	O
Lifeline.	O
"	O
</s>
<s>
State	B-Application
of	I-Application
Decay	I-Application
was	O
first	O
announced	O
in	O
2011	O
as	O
an	O
Xbox	B-Device
Live	I-Device
Arcade	I-Device
exclusive	O
title	O
originally	O
titled	O
Class	O
3	O
.	O
</s>
<s>
Jeff	O
Strain	O
,	O
the	O
founder	O
of	O
ArenaNet	O
and	O
co-creator	O
of	O
World	B-Protocol
of	I-Protocol
Warcraft	I-Protocol
,	O
wanted	O
a	O
game	O
where	O
individual	O
players	O
could	O
make	O
up	O
their	O
own	O
zombie	O
survival	O
plans	O
and	O
put	O
them	O
to	O
the	O
test	O
.	O
</s>
<s>
Then	O
,	O
he	O
set	O
out	O
to	O
create	O
the	O
game	O
,	O
which	O
runs	O
on	O
CryEngine	B-Application
3	I-Application
.	O
</s>
<s>
On	O
May	O
16	O
,	O
2013	O
,	O
Undead	O
Labs	O
announced	O
that	O
State	B-Application
of	I-Application
Decay	I-Application
had	O
gone	O
into	O
the	O
final	O
certification	O
process	O
and	O
is	O
now	O
ready	O
for	O
testing	O
by	O
the	O
game	O
's	O
publisher	O
,	O
Microsoft	O
Studios	O
.	O
</s>
<s>
State	B-Application
of	I-Application
Decay	I-Application
was	O
envisioned	O
as	O
a	O
step	O
towards	O
Undead	O
Labs	O
 '	O
full	O
online	O
console	O
game	O
,	O
Class4	O
.	O
</s>
<s>
Class4	O
will	O
be	O
one	O
of	O
the	O
first	O
zombie	O
massively	B-Application
multiplayer	I-Application
online	I-Application
games	I-Application
(	O
MMOs	O
)	O
to	O
come	O
to	O
the	B-Device
Xbox	I-Device
One	I-Device
.	O
</s>
<s>
In	O
a	O
2014	O
interview	O
,	O
Undead	O
Labs	O
founder	O
Jeff	O
Strain	O
stated	O
that	O
State	B-Application
of	I-Application
Decay	I-Application
had	O
officially	O
become	O
a	O
franchise	O
,	O
with	O
the	O
company	O
's	O
partnership	O
with	O
Microsoft	O
Studios	O
confirmed	O
.	O
</s>
<s>
He	O
stated	O
that	O
the	O
first	O
State	B-Application
of	I-Application
Decay	I-Application
was	O
"	O
just	O
the	O
start	O
of	O
(	O
Undead	O
Labs	O
 '	O
)	O
long-term	O
ambitions	O
"	O
.	O
</s>
<s>
State	B-Application
of	I-Application
Decay	I-Application
has	O
received	O
positive	O
reviews	O
from	O
critics	O
.	O
</s>
<s>
The	O
game	O
sold	O
more	O
than	O
250,000	O
copies	O
in	O
its	O
first	O
48	O
hours	O
of	O
release	O
to	O
the	O
Xbox	B-Device
Live	I-Device
Arcade	I-Device
.	O
</s>
<s>
Within	O
the	O
end	O
of	O
June	O
the	O
game	O
had	O
sold	O
more	O
than	O
700,000	O
copies	O
,	O
making	O
it	O
the	O
second-fastest-selling	O
XBLA	B-Device
game	O
of	O
all	O
time	O
.	O
</s>
<s>
The	O
figure	O
combined	O
both	O
XBLA	B-Device
and	O
Steam	B-Application
Early	O
Access	O
sales	O
.	O
</s>
<s>
On	O
November	O
30	O
,	O
Undead	O
Labs	O
had	O
sold	O
more	O
than	O
one	O
million	O
copies	O
of	O
State	B-Application
of	I-Application
Decay	I-Application
.	O
</s>
<s>
Reviewer	O
Arthur	O
Gies	O
wrote	O
,	O
"	O
State	B-Application
of	I-Application
Decay	I-Application
is	O
one	O
of	O
the	O
most	O
cohesive	O
,	O
terrifying	O
and	O
engaging	O
open-world	O
games	O
I	O
've	O
ever	O
played.	O
"	O
</s>
<s>
On	O
July	O
11	O
,	O
2013	O
State	B-Application
of	I-Application
Decay	I-Application
was	O
rated	O
R18+	O
for	O
high	O
impact	O
violence	O
.	O
</s>
<s>
A	O
sequel	O
,	O
State	B-Application
of	I-Application
Decay	I-Application
2	I-Application
,	O
was	O
announced	O
live	O
at	O
Xbox	B-Device
's	O
2016	O
E3	O
live	O
conference	O
.	O
</s>
