<s>
Heart	B-Application
of	I-Application
the	I-Application
Alien	I-Application
is	O
a	O
cinematic	O
platform	O
game	O
developed	O
by	O
Interplay	O
Entertainment	O
and	O
Virgin	O
Interactive	O
and	O
was	O
released	O
by	O
Virgin	O
Interactive	O
in	O
1994	B-Application
for	O
the	O
Sega	B-Device
CD	I-Device
exclusively	O
in	O
North	O
America	O
.	O
</s>
<s>
It	O
is	O
a	O
sequel	O
to	O
Another	B-Application
World	I-Application
and	O
continues	O
the	O
story	O
directly	O
from	O
where	O
the	O
original	O
ended	O
.	O
</s>
<s>
The	O
game	O
switches	O
the	O
player	O
's	O
role	O
from	O
Another	B-Application
World	I-Application
;	O
this	O
time	O
the	O
player	O
takes	O
control	O
of	O
Buddy	O
,	O
the	O
main	O
character	O
's	O
alien	O
ally	O
from	O
the	O
previous	O
game	O
.	O
</s>
<s>
The	O
game	O
's	O
control	O
scheme	O
is	O
largely	O
similar	O
to	O
that	O
of	O
its	O
predecessor	O
Another	B-Application
World	I-Application
,	O
though	O
there	O
are	O
several	O
new	O
elements	O
related	O
to	O
the	O
character	O
's	O
powerful	O
energized	O
whip	O
.	O
</s>
<s>
As	O
in	O
Another	B-Application
World	I-Application
,	O
there	O
is	O
no	O
heads-up	O
display	O
.	O
</s>
<s>
The	O
story	O
picks	O
up	O
immediately	O
after	O
the	O
end	O
of	O
Another	B-Application
World	I-Application
.	O
</s>
<s>
Rather	O
than	O
making	O
a	O
chronological	O
development	O
related	O
to	O
the	O
first	O
story	O
,	O
I	O
decided	O
that	O
redesigning	O
the	O
game	O
from	O
the	O
alien	O
point	O
of	O
view	O
was	O
excellent	O
,	O
and	O
would	O
make	O
the	O
player	O
discover	O
Another	B-Application
World	I-Application
with	O
other	O
eyes	O
.	O
</s>
<s>
After	O
Heart	B-Application
of	I-Application
the	I-Application
Alien	I-Application
became	O
unsupported	O
and	O
unavailable	O
,	O
a	O
fan	O
took	O
up	O
the	O
effort	O
of	O
extracting	O
a	O
source	O
code	O
variant	O
from	O
the	O
binary	O
game	O
by	O
reverse	O
engineering	O
to	O
make	O
the	O
game	O
runnable	O
again	O
on	O
modern	O
platforms	O
.	O
</s>
<s>
This	O
extracted	O
source	O
code	O
was	O
made	O
open-source	B-Application
and	O
is	O
hosted	O
freely	O
available	O
on	O
SourceForge	B-Application
.	O
</s>
<s>
An	O
Amiga	O
version	O
has	O
since	O
been	O
released	O
that	O
uses	O
the	O
assets	O
of	O
the	O
Sega	B-Device
CD	I-Device
original	O
.	O
</s>
<s>
GamePro	O
hailed	O
the	O
game	O
as	O
even	O
better	O
than	O
the	O
original	O
Out	B-Application
of	I-Application
This	I-Application
World	I-Application
,	O
praising	O
its	O
sharply	O
animated	O
cutscenes	O
,	O
ingenious	O
level	O
design	O
,	O
evocative	O
soundtrack	O
,	O
and	O
the	O
inclusion	O
of	O
the	O
original	O
game	O
on	O
the	O
disc	O
.	O
</s>
