<s>
Antichamber	B-Application
is	O
a	O
first-person	O
puzzle-platform	O
game	O
created	O
by	O
Australian	O
developer	O
Alexander	O
"	O
Demruth	O
"	O
Bruce	O
.	O
</s>
<s>
The	O
game	O
was	O
released	O
on	O
Steam	B-Application
for	O
Microsoft	B-Application
Windows	I-Application
on	O
January	O
31	O
,	O
2013	O
.	O
</s>
<s>
A	O
version	O
originally	O
sold	O
with	O
the	O
Humble	O
Indie	O
Bundle	O
11	O
in	O
2014	O
added	O
support	O
for	O
Linux	B-Application
and	O
OS	B-Operating_System
X	I-Operating_System
.	O
</s>
<s>
In	O
Antichamber	B-Application
,	O
the	O
player	O
controls	O
the	O
unnamed	O
protagonist	O
from	O
a	O
first-person	O
perspective	O
as	O
they	O
wander	O
through	O
levels	O
.	O
</s>
<s>
Antichamber	B-Application
started	O
as	O
early	O
as	O
2006	O
as	O
Bruce	O
's	O
idea	O
for	O
an	O
arena	O
combat	O
game	O
based	O
on	O
expanding	O
the	O
mechanics	O
of	O
the	O
game	O
Snake	B-Application
into	O
a	O
multiplayer	O
experience	O
.	O
</s>
<s>
Full	O
development	O
of	O
the	O
game	O
,	O
initially	O
called	O
Hazard	B-Application
:	I-Application
The	I-Application
Journey	I-Application
of	I-Application
Life	I-Application
,	O
did	O
not	O
start	O
until	O
2009	O
and	O
continued	O
into	O
2010	O
.	O
</s>
<s>
Bruce	O
developed	O
the	O
game	O
using	O
UnrealScript	O
with	O
the	O
Unreal	B-Operating_System
Engine	I-Operating_System
3	O
.	O
</s>
<s>
Part	O
of	O
this	O
change	O
came	O
about	O
how	O
he	O
was	O
able	O
to	O
create	O
Impossible	O
Object	O
spaces	O
within	O
the	O
Unreal	B-Operating_System
Engine	I-Operating_System
,	O
which	O
came	O
about	O
as	O
a	O
result	O
of	O
a	O
"	O
rookie	O
error	O
"	O
in	O
coding	O
.	O
</s>
<s>
As	O
he	O
worked	O
out	O
puzzles	O
,	O
he	O
found	O
that	O
injecting	O
philosophical	O
ideas	O
helped	O
to	O
lead	O
to	O
puzzle	O
designs	O
or	O
otherwise	O
augment	O
established	O
puzzles	O
,	O
and	O
made	O
that	O
part	O
of	O
Antichamber'''s	O
approach	O
.	O
</s>
<s>
The	O
game	O
's	O
simple	O
art	O
style	O
was	O
partially	O
to	O
distinguish	O
the	O
game	O
from	O
other	O
Unreal	B-Operating_System
Engine	I-Operating_System
games	O
,	O
while	O
also	O
to	O
aid	O
in	O
masking	O
the	O
work	O
behind	O
the	O
inverse	O
lighting	O
system	O
used	O
in	O
the	O
game	O
.	O
</s>
<s>
On	O
April	O
2	O
,	O
2012	O
,	O
Antichamber	B-Application
became	O
the	O
seventh	O
game	O
to	O
receive	O
funding	O
from	O
the	O
Indie	O
Fund	O
with	O
Bruce	O
citing	O
the	O
award	O
as	O
"	O
finishing	O
funds	O
"	O
to	O
ensure	O
the	O
game	O
can	O
be	O
released	O
in	O
2012	O
,	O
and	O
was	O
ultimately	O
released	O
in	O
January	O
2013	O
.	O
</s>
<s>
The	O
soundtrack	O
for	O
Antichamber	B-Application
consists	O
of	O
ambient	O
music	O
composed	O
by	O
Siddhartha	O
Barnhoorn	O
.	O
</s>
<s>
Antichamber	B-Application
Suite	O
,	O
a	O
track	O
consisting	O
of	O
music	O
from	O
the	O
game	O
,	O
was	O
released	O
via	O
Bandcamp	O
on	O
February	O
13	O
,	O
2012	O
.	O
</s>
<s>
In	O
2012	O
,	O
Antichamber	B-Application
took	O
home	O
the	O
Technical	O
Excellence	O
Award	O
at	O
the	O
Independent	O
Games	O
Festival	O
.	O
</s>
<s>
The	O
PC	O
version	O
received	O
"	O
favorable	O
"	O
reviews	O
according	O
to	O
the	O
review	B-Application
aggregation	I-Application
website	O
Metacritic	O
.	O
</s>
<s>
Game	O
Informer	O
wrote	O
that	O
"	O
I	O
rarely	O
ever	O
felt	O
stuck	O
or	O
frustrated	O
by	O
a	O
lack	O
of	O
progress	O
–	O
a	O
testament	O
to	O
Antichambers	B-Application
pacing	O
and	O
design	O
"	O
,	O
and	O
GameTrailers	O
said	O
,	O
"	O
The	O
true	O
star	O
of	O
Antichamber	B-Application
is	O
its	O
level	O
design.	O
"	O
</s>
<s>
"	O
National	O
Post	O
gave	O
it	O
a	O
score	O
of	O
nine	O
out	O
of	O
ten	O
,	O
saying	O
,	O
"	O
In	O
its	O
own	O
way	O
,	O
Antichamber	B-Application
serves	O
as	O
an	O
antithesis	O
to	O
modern	O
day	O
video	O
game	O
design	O
.	O
</s>
<s>
Just	O
to	O
experience	O
solving	O
a	O
puzzle	O
by	O
thinking	O
outside	O
of	O
the	O
box	O
makes	O
Antichamber	B-Application
a	O
must	O
play	O
for	O
anyone	O
looking	O
to	O
be	O
challenged.	O
"	O
</s>
<s>
Digital	O
Spy	O
gave	O
it	O
four	O
stars	O
out	O
of	O
five	O
,	O
saying	O
,	O
"	O
The	O
main	O
slight	O
against	O
Antichamber	B-Application
is	O
its	O
personality	O
,	O
or	O
lack	O
of	O
.	O
</s>
<s>
Metro	O
gave	O
it	O
eight	O
out	O
of	O
ten	O
,	O
saying	O
,	O
"	O
Frustrating	O
and	O
confusing	O
almost	O
by	O
design	O
,	O
Antichamber	B-Application
is	O
nevertheless	O
one	O
of	O
the	O
most	O
intelligent	O
and	O
imaginative	O
puzzle	O
games	O
for	O
years.	O
"	O
</s>
<s>
Toronto	O
Sun	O
gave	O
it	O
seven	O
out	O
of	O
ten	O
,	O
saying	O
,	O
"	O
As	O
an	O
experimental	O
bit	O
of	O
game	O
design	O
full	O
of	O
intriguing	O
puzzles	O
that	O
defy	O
earthly	O
geometry	O
,	O
Antichamber	B-Application
is	O
a	O
success	O
.	O
</s>
<s>
Yet	O
given	O
a	O
choice	O
,	O
I	O
'd	O
much	O
rather	O
spend	O
my	O
time	O
with	O
a	O
more	O
conventional	O
first-person	O
puzzler	O
like	O
Portal	B-Application
2	I-Application
,	O
Quantum	B-Application
Conundrum	I-Application
or	O
Q.U.B.E.	B-Application
</s>
<s>
Maybe	O
Antichamber''	O
is	O
a	O
little	O
too	O
clever	O
for	O
its	O
own	O
good	O
.	O
</s>
<s>
Within	O
two	O
months	O
of	O
its	O
release	O
on	O
Steam	B-Application
the	O
game	O
sold	O
more	O
than	O
100,000	O
units	O
,	O
with	O
most	O
of	O
the	O
sales	O
coming	O
during	O
the	O
first	O
week	O
of	O
release	O
.	O
</s>
