<s>
Shivers	B-Application
is	O
a	O
single-player	O
horror-themed	O
PC	B-Device
adventure	O
game	O
,	O
released	O
on	O
CD-ROM	B-Device
by	O
Sierra	O
On-Line	O
in	O
November	O
1995	O
.	O
</s>
<s>
Being	O
the	O
first	O
Sierra	O
first-person	O
adventure	O
game	O
,	O
Shivers	B-Application
was	O
compared	O
to	O
contemporary	O
Myst	B-Application
and	O
The	B-Application
7th	I-Application
Guest	I-Application
,	O
gaining	O
praise	O
mostly	O
for	O
its	O
atmosphere	O
.	O
</s>
<s>
His	O
interest	O
in	O
controversial	O
fringe	O
topics	O
such	O
as	O
ancient	O
astronauts	O
,	O
hollow	O
earth	O
,	O
Atlantis	B-Application
and	O
cryptozoology	O
brought	O
on	O
him	O
the	O
reputation	O
of	O
a	O
mad	O
scientist	O
.	O
</s>
<s>
Construction	O
took	O
two	O
decades	O
to	O
house	O
both	O
exhibits	O
and	O
thematic	O
installations	O
with	O
several	O
puzzles	O
to	O
entertain	O
the	O
visitors	O
(	O
such	O
as	O
an	O
Ancient	O
Egyptian-themed	O
artificial	O
lake	O
,	O
an	O
underground	O
maze	O
that	O
leads	O
to	O
a	O
Dero	O
installation	O
,	O
a	O
greenhouse	O
,	O
or	O
a	O
diorama	O
dedicated	O
to	O
Atlantis	B-Application
)	O
.	O
</s>
<s>
These	O
spirits	O
,	O
known	O
as	O
"	O
ixupi	B-Application
"	O
,	O
drew	O
the	O
"	O
life	O
essence	O
"	O
or	O
"	O
Ka	O
"	O
from	O
humans	O
until	O
trapped	O
by	O
a	O
fictional	O
South	O
American	O
indigenous	O
people	O
,	O
the	O
Zapana	O
.	O
</s>
<s>
Furthermore	O
,	O
the	O
Ixupi	B-Application
are	O
associated	O
with	O
chemical	O
elements	O
and	O
materials	O
,	O
such	O
as	O
sand	O
,	O
metal	O
,	O
wood	O
or	O
electricity	O
,	O
which	O
they	O
can	O
inhabit	O
.	O
</s>
<s>
This	O
can	O
be	O
done	O
by	O
finding	O
each	O
vessel	O
and	O
its	O
corresponding	O
talisman/cover	O
throughout	O
all	O
the	O
museum	O
,	O
and	O
where	O
the	O
respective	O
Ixupi	B-Application
is	O
hiding	O
in	O
order	O
to	O
trap	O
it	O
.	O
</s>
<s>
At	O
the	O
end	O
of	O
the	O
game	O
the	O
player	O
captures	O
the	O
Ixupi	B-Application
of	O
electricity	O
from	O
the	O
power	O
generator	O
,	O
causing	O
an	O
explosion	O
.	O
</s>
<s>
Playing	O
in	O
first-person	O
perspective	O
,	O
the	O
game	O
is	O
remarkably	O
similar	O
in	O
style	O
to	O
the	O
Virgin	O
Interactive/Trilobyte	O
production	O
,	O
the	O
popular	O
The	B-Application
7th	I-Application
Guest	I-Application
,	O
which	O
introduced	O
this	O
style	O
of	O
gaming	O
.	O
</s>
<s>
The	O
only	O
gameplay	O
feature	O
is	O
an	O
elaborate	O
bar	O
at	O
the	O
bottom	O
of	O
the	O
screen	O
which	O
mostly	O
serves	O
as	O
a	O
health	O
bar	O
,	O
showing	O
how	O
much	O
"	O
life	O
essence	O
"	O
the	O
player	O
has	O
or	O
has	O
lost	O
;	O
life	O
is	O
lost	O
whenever	O
the	O
player	O
encounters	O
an	O
Ixupi	B-Application
.	O
</s>
<s>
It	O
also	O
serves	O
as	O
the	O
game	O
's	O
inventory	O
with	O
the	O
active	O
Ixupi	B-Application
vessel	O
or	O
cover	O
the	O
player	O
is	O
currently	O
holding	O
,	O
with	O
the	O
option	O
to	O
examine	O
it	O
in	O
close-up	O
.	O
</s>
<s>
It	O
also	O
indicates	O
progress	O
in	O
the	O
game	O
,	O
as	O
the	O
vessels	O
with	O
the	O
trapped	O
Ixupi	B-Application
are	O
placed	O
there	O
as	O
trophies	O
.	O
</s>
<s>
Having	O
a	O
completed	O
vessel	O
the	O
player	O
can	O
look	O
for	O
the	O
corresponding	O
Ixupi	B-Application
in	O
order	O
to	O
trap	O
it	O
.	O
</s>
<s>
Each	O
vessel	O
is	O
marked	O
with	O
a	O
Zapana	O
pictograph	B-Application
representing	O
a	O
material	O
,	O
helping	O
the	O
player	O
associate	O
a	O
vessel	O
with	O
an	O
Ixupi	B-Application
.	O
</s>
<s>
In	O
somewhat	O
of	O
a	O
deviation	O
from	O
other	O
FMV-based	B-Application
games	I-Application
of	O
the	O
era	O
,	O
dialogues	O
are	O
provided	O
with	O
closed	O
captions	O
.	O
</s>
<s>
Upon	O
completion	O
of	O
the	O
game	O
's	O
main	O
story	O
,	O
the	O
player	O
may	O
then	O
continue	O
to	O
roam	O
freely	O
through	O
the	O
museum	O
,	O
with	O
all	O
ten	O
captured	O
Ixupi	B-Application
appearing	O
along	O
the	O
health	O
bar	O
.	O
</s>
<s>
One	O
benefit	O
of	O
this	O
is	O
the	O
luxury	O
of	O
getting	O
to	O
read	O
over	O
the	O
many	O
in-game	O
exhibit	O
descriptions	O
without	O
the	O
worry	O
of	O
being	O
attacked	O
by	O
Ixupi	B-Application
.	O
</s>
<s>
A	O
challenge	O
faced	O
by	O
the	O
team	O
was	O
the	O
steep	O
learning	B-General_Concept
curves	I-General_Concept
,	O
as	O
many	O
were	O
inexperienced	O
in	O
3d	O
modeling	O
or	O
adventure	O
game	O
design	O
,	O
and	O
it	O
was	O
the	O
first	O
time	O
the	O
SCI	O
language	O
was	O
used	O
for	O
a	O
1st-person	O
adventure	O
video	O
game	O
.	O
</s>
<s>
Roberta	O
Williams	O
served	O
as	O
creative	O
consultant	O
,	O
which	O
was	O
during	O
the	O
time	O
she	O
was	O
working	O
on	O
Phantasmagoria	B-Application
.	O
</s>
<s>
The	O
concept	O
of	O
the	O
Ixupi	B-Application
was	O
a	O
retelling	O
of	O
an	O
almost	O
universal	O
motif	O
of	O
vampiric	O
spirits	O
sucking	O
the	O
life	O
out	O
of	O
humans	O
,	O
often	O
coming	O
out	O
of	O
the	O
elements	O
.	O
</s>
<s>
Shivers	B-Application
was	O
the	O
first	O
1st	O
person	O
adventure	O
game	O
by	O
Sierra	O
On-Line	O
that	O
featured	O
a	O
nameless	O
and	O
unseen	O
silent	O
protagonist	O
,	O
instead	O
of	O
a	O
visible	O
player	O
character	O
.	O
</s>
<s>
Bales	O
mentioned	O
the	O
game	O
Mixed-Up	O
Mother	O
Goose	O
Deluxe	O
as	O
an	O
inspiration	O
to	O
design	O
Shivers	B-Application
as	O
an	O
open-ended	O
game	O
,	O
with	O
the	O
random	O
elements	O
enhancing	O
the	O
non-linear	O
gameplay	O
;	O
a	O
characteristic	O
considered	O
uncommon	O
for	O
an	O
adventure	O
game	O
.	O
</s>
<s>
The	O
game	O
was	O
created	O
using	O
scans	O
of	O
watercolors	O
-	O
some	O
2500	O
of	O
them	O
-	O
touched	O
up	O
in	O
Photoshop	B-Operating_System
,	O
along	O
with	O
3D	B-Language
Studio	I-Language
.	O
</s>
<s>
The	O
crescendo	B-Application
happens	O
in	O
the	O
cues	O
whenever	O
the	O
player	O
triggers	O
an	O
attack	O
of	O
an	O
Ixupi	B-Application
monster	O
.	O
</s>
<s>
Sound	O
effects	O
were	O
derived	O
mostly	O
from	O
a	O
stock	O
sound	O
effects	O
CD	B-Device
.	O
</s>
<s>
The	O
mumblings	O
heard	O
in	O
the	O
abandoned	O
theatre	O
is	O
a	O
relevant	O
speech	O
by	O
the	O
Ghost	O
from	O
a	O
Hamlet	B-Application
performance	O
.	O
</s>
<s>
Shivers	B-Application
drew	O
mostly	O
praise	O
for	O
its	O
atmosphere	O
.	O
</s>
<s>
Presenting	O
a	O
deviation	O
from	O
earlier	O
Sierra	O
titles	O
,	O
the	O
game	O
was	O
both	O
praised	O
and	O
criticized	O
for	O
the	O
same	O
reasons	O
,	O
while	O
it	O
also	O
drew	O
comparisons	O
with	O
Myst	B-Application
and	O
The	B-Application
7th	I-Application
Guest	I-Application
.	O
</s>
<s>
It	O
holds	O
an	O
aggregated	B-Application
72.2	O
%	O
score	O
on	O
GameRankings	O
,	O
based	O
on	O
reviews	O
from	O
various	O
professional	O
critics	O
.	O
</s>
<s>
A	O
reviewer	O
for	O
Next	O
Generation	O
,	O
while	O
briefly	O
complimenting	O
the	O
graphics	O
and	O
interface	O
,	O
derided	O
the	O
game	O
as	O
an	O
unoriginal	O
Myst	B-Application
clone	O
.	O
</s>
<s>
Adventure	O
Classic	O
Gaming	O
named	O
Shivers	B-Application
a	O
sleeper	O
hit	O
of	O
the	O
year	O
and	O
recognised	O
its	O
cult	O
status	O
.	O
</s>
<s>
Shivers	B-Application
was	O
followed	O
in	O
1997	O
by	O
Shivers	B-Application
II	I-Application
:	I-Application
Harvest	I-Application
of	I-Application
Souls	I-Application
which	O
takes	O
place	O
in	O
a	O
ghost	B-Application
town	I-Application
.	O
</s>
