<s>
Alien	B-Language
Front	I-Language
Online	I-Language
is	O
a	O
2001	O
video	O
game	O
released	O
for	O
the	B-Operating_System
Dreamcast	I-Operating_System
.	O
</s>
<s>
Although	O
the	O
game	O
is	O
fully	O
playable	O
for	O
one	O
person	O
,	O
it	O
was	O
primarily	O
designed	O
as	O
an	O
online	B-Application
game	I-Application
in	O
which	O
up	O
to	O
8	O
players	O
(	O
up	O
to	O
4	O
on	O
each	O
side	O
)	O
can	O
play	O
.	O
</s>
<s>
Uchida	O
was	O
a	O
big	O
fan	O
of	O
Tokyo	B-Application
Wars	I-Application
which	O
was	O
popular	O
in	O
arcades	O
,	O
and	O
wanted	O
to	O
create	O
a	O
vehicle	O
game	O
as	O
he	O
noticed	O
that	O
people	O
enjoyed	O
cabinets	O
with	O
steering	O
wheels	O
and	O
pedals	O
.	O
</s>
<s>
In	O
contrast	O
to	O
Tokyo	B-Application
Wars	I-Application
,	O
Uchida	O
was	O
adamant	O
on	O
including	O
destructible	O
environments	O
.	O
</s>
<s>
New	O
levels	O
were	O
added	O
to	O
the	B-Operating_System
Dreamcast	I-Operating_System
version	O
,	O
and	O
online	O
connectivity	O
between	O
the	O
arcade	O
and	O
Dreamcast	B-Operating_System
versions	O
was	O
even	O
considered	O
,	O
but	O
because	O
the	O
arcade	O
never	O
released	O
outside	O
Japan	O
,	O
the	O
feature	O
was	O
scrapped	O
.	O
</s>
<s>
Alien	O
Front	O
was	O
released	O
exclusively	O
in	O
Japanese	O
arcades	O
on	O
January	O
23	O
,	O
2001	O
,	O
and	O
Alien	B-Language
Front	I-Language
Online	I-Language
was	O
released	O
on	O
the	B-Operating_System
Dreamcast	I-Operating_System
exclusively	O
in	O
North	O
America	O
August	O
9	O
,	O
2001	O
.	O
</s>
<s>
Copies	O
of	O
Alien	B-Language
Front	I-Language
Online	I-Language
were	O
packaged	O
with	O
the	O
Microphone	O
accessory	O
due	O
to	O
poor	O
sales	O
of	O
Seaman	B-Application
.	O
</s>
<s>
A	O
related	O
game	O
,	O
simply	O
titled	O
Alien	O
Front	O
,	O
was	O
announced	O
by	O
Sega	O
for	O
the	O
N-Gage	B-Device
in	O
2004	O
,	O
but	O
was	O
eventually	O
cancelled	O
.	O
</s>
<s>
A	O
prototype	O
ROM	B-General_Concept
image	I-General_Concept
of	O
the	O
N-Gage	B-Device
version	O
was	O
leaked	O
online	O
in	O
2019	O
.	O
</s>
<s>
The	O
game	O
received	O
"	O
generally	O
favorable	O
reviews	O
"	O
according	O
to	O
the	O
review	B-Application
aggregation	I-Application
website	O
Metacritic	O
.	O
</s>
