<s>
Tribes	B-Device
:	I-Device
Aerial	I-Device
Assault	I-Device
is	O
an	O
online	O
first-person	O
shooter	O
video	O
game	O
released	O
for	O
PlayStation	B-Device
2	I-Device
in	O
2002	O
by	O
Sierra	O
Entertainment	O
.	O
</s>
<s>
It	O
was	O
one	O
of	O
the	O
first	O
PlayStation	B-Device
2	I-Device
titles	O
designed	O
almost	O
exclusively	O
for	O
online	O
play	O
and	O
was	O
the	O
first	O
online	O
PlayStation	B-Device
2	I-Device
shooter	O
that	O
supports	O
both	O
modem	O
and	O
broadband	O
connections	O
.	O
</s>
<s>
It	O
was	O
announced	O
in	O
tandem	O
with	O
Sony	O
's	O
online	O
strategy	O
for	O
the	O
PlayStation	B-Device
2	I-Device
at	O
E3	O
2001	O
.	O
</s>
<s>
Tribes	B-Device
:	I-Device
Aerial	I-Device
Assault	I-Device
is	O
a	O
first-person	O
shooter	O
game	O
with	O
an	O
emphasis	O
on	O
mobility	O
.	O
</s>
<s>
Like	O
most	O
first-person	O
shooters	O
,	O
Tribes	B-Device
:	I-Device
Aerial	I-Device
Assault	I-Device
has	O
a	O
Heads	O
Up	O
Display	O
(	O
HUD	O
)	O
.	O
</s>
<s>
An	O
unusual	O
feature	O
of	O
Tribes	B-Device
:	I-Device
Aerial	I-Device
Assault	I-Device
is	O
the	O
jetpack	O
feature	O
.	O
</s>
<s>
In	O
addition	O
,	O
PlayStation	B-Device
online	I-Device
functionality	I-Device
did	O
not	O
arrive	O
in	O
Europe	O
until	O
June	O
2003	O
,	O
and	O
Ethernet	O
ports	O
were	O
not	O
added	O
to	O
the	O
PlayStation	B-Device
2	I-Device
until	O
2004	O
.	O
</s>
<s>
In	O
early	O
November	O
2008	O
,	O
Sierra	O
shut	O
down	O
the	O
online	O
servers	O
for	O
21	O
games	O
,	O
including	O
Tribes	B-Device
:	I-Device
Aerial	I-Device
Assault	I-Device
.	O
</s>
<s>
In	O
2015	O
,	O
the	O
game	O
was	O
released	O
as	O
freeware	B-License
by	O
Hi-Rez	O
Studios	O
.	O
</s>
<s>
The	O
game	O
received	O
"	O
average	O
"	O
reviews	O
according	O
to	O
the	O
review	B-Application
aggregation	I-Application
website	O
Metacritic	O
.	O
</s>
