<s>
Eversion	B-Application
is	O
a	O
platform	O
game	O
by	O
British	O
indie	O
studio	O
Zaratustra	O
Productions	O
for	O
Microsoft	B-Application
Windows	I-Application
.	O
</s>
<s>
It	O
was	O
originally	O
released	O
as	O
freeware	B-License
in	O
2008	O
,	O
with	O
a	O
high-definition	O
remake	O
being	O
released	O
on	O
Steam	B-Application
in	O
2010	O
.	O
</s>
<s>
Eversion	B-Application
is	O
a	O
side-scrolling	O
platform	O
game	O
in	O
which	O
the	O
player	O
's	O
flower-like	O
avatar	O
is	O
tasked	O
with	O
collecting	O
gems	O
scattered	O
throughout	O
the	O
stages	O
and	O
reaching	O
the	O
flag	O
that	O
marks	O
the	O
stage	O
's	O
end	O
.	O
</s>
<s>
At	O
specific	O
points	O
,	O
the	O
player	O
may	O
activate	O
an	O
"	O
eversion	B-Application
"	O
ability	O
that	O
changes	O
the	O
state	O
of	O
the	O
stage	O
by	O
removing	O
obstacles	O
and	O
creating	O
platforms	O
,	O
making	O
it	O
a	O
necessary	O
tool	O
for	O
progress	O
.	O
</s>
<s>
However	O
,	O
as	O
use	O
of	O
the	O
eversion	B-Application
ability	O
increases	O
,	O
the	O
visuals	O
become	O
unsettling	O
and	O
nightmarish	O
.	O
</s>
<s>
The	O
Steam	B-Application
version	O
includes	O
a	O
new	O
ending	O
and	O
a	O
competitive	O
"	O
time	O
attack	O
"	O
mode	O
.	O
</s>
<s>
Eversion	B-Application
was	O
created	O
in	O
2008	O
by	O
indie	O
developer	O
Zaratustra	O
as	O
part	O
of	O
indie	O
game	O
community	O
TIGSource	O
's	O
2008	O
Commonplace	O
Book	O
Competition	O
.	O
</s>
<s>
Eversion	B-Application
was	O
particularly	O
inspired	O
by	O
an	O
entry	O
that	O
reads	O
"	O
sounds	O
-	O
possibly	O
musical	O
-	O
heard	O
in	O
the	O
night	O
from	O
other	O
worlds	O
or	O
realms	O
of	O
being	O
"	O
.	O
</s>
<s>
Doki	B-Application
Doki	I-Application
Literature	I-Application
Club	I-Application
!	I-Application
</s>
<s>
creator	O
Dan	B-Application
Salvato	I-Application
cited	O
Eversion	B-Application
as	O
a	O
source	O
of	O
inspiration	O
for	O
his	O
game	O
's	O
horror	O
elements	O
.	O
</s>
