<s>
Buffy	B-Application
the	I-Application
Vampire	I-Application
Slayer	I-Application
is	O
a	O
2000	O
beat	B-Application
'	I-Application
em	I-Application
up	I-Application
game	I-Application
developed	O
by	O
GameBrains	O
and	O
published	O
by	O
THQ	O
.	O
</s>
<s>
Based	O
on	O
the	O
television	O
show	O
Buffy	B-Application
the	I-Application
Vampire	I-Application
Slayer	I-Application
,	O
the	O
game	O
features	O
Buffy	O
Summers	O
,	O
who	O
fights	O
vampires	O
,	O
demons	O
,	O
and	O
other	O
supernatural	O
entities	O
as	O
the	O
Slayer	O
.	O
</s>
<s>
Buffy	B-Application
the	I-Application
Vampire	I-Application
Slayer	I-Application
is	O
a	O
side-scrolling	B-Application
beat	I-Application
'	I-Application
em	I-Application
up	I-Application
game	O
divided	O
into	O
eight	O
levels	O
,	O
which	O
include	O
a	O
mansion	O
and	O
the	O
Sunnydale	O
zoo	O
.	O
</s>
<s>
A	O
game	B-Application
over	I-Application
occurs	O
when	O
Buffy	O
loses	O
all	O
of	O
her	O
health	O
.	O
</s>
<s>
While	O
Buffy	O
is	O
the	O
game	O
's	O
only	O
playable	O
character	O
,	O
other	O
Buffy	B-Application
the	I-Application
Vampire	I-Application
Slayer	I-Application
characters	O
appear	O
in	O
cutscenes	O
between	O
levels	O
.	O
</s>
<s>
The	O
game	O
is	O
set	O
in	O
the	O
show	O
's	O
fourth	O
season	O
of	O
the	O
television	O
show	O
Buffy	B-Application
the	I-Application
Vampire	I-Application
Slayer	I-Application
.	O
</s>
<s>
Buffy	B-Application
the	I-Application
Vampire	I-Application
Slayer	I-Application
was	O
developed	O
by	O
GameBrains	O
and	O
published	O
by	O
THQ	O
.	O
</s>
<s>
Both	O
companies	O
would	O
collaborate	O
for	O
a	O
second	O
Buffy	B-Application
the	I-Application
Vampire	I-Application
Slayer	I-Application
video	O
game	O
in	O
2003	O
for	O
Buffy	B-Device
the	I-Device
Vampire	I-Device
Slayer	I-Device
:	I-Device
Wrath	I-Device
of	I-Device
the	I-Device
Darkhul	I-Device
King	I-Device
.	O
</s>
<s>
A	O
pre-alpha	O
demo	O
was	O
available	O
at	O
E3	O
in	O
May	O
2000	O
,	O
before	O
being	O
released	O
on	O
September	O
19	O
,	O
2000	O
,	O
as	O
a	O
Game	B-Device
Boy	I-Device
Color	I-Device
exclusive	O
.	O
</s>
<s>
The	O
game	O
was	O
not	O
backward	B-General_Concept
compatible	I-General_Concept
with	O
the	O
Game	B-Device
Boy	I-Device
.	O
</s>
