<s>
Thrax	B-Application
Lair	I-Application
is	O
a	O
vertically	O
scrolling	O
shooter	O
designed	O
by	O
Randy	O
Turner	O
and	O
published	O
by	O
Rantom	O
Software	O
in	O
1982	O
for	O
the	O
Atari	B-Device
8-bit	I-Device
family	I-Device
.	O
</s>
<s>
The	O
game	O
is	O
similar	O
in	O
concept	O
to	O
Caverns	B-Application
of	I-Application
Mars	I-Application
from	O
1981	O
.	O
</s>
<s>
A	O
version	O
of	O
Thrax	B-Application
Lair	I-Application
for	O
the	O
Commodore	O
64	O
was	O
planned	O
,	O
but	O
never	O
released	O
.	O
</s>
<s>
Norman	O
Schreiber	O
reviewed	O
Thrax	B-Application
Lair	I-Application
for	O
Electronic	O
Fun	O
with	O
Computers	O
&	O
Games	O
magazine	O
,	O
and	O
he	O
gave	O
it	O
a	O
2	O
out	O
of	O
5	O
rating	O
.	O
</s>
<s>
He	O
concluded	O
:	O
"	O
Thrax	B-Application
Lair	I-Application
certainly	O
is	O
a	O
logical	O
idea	O
for	O
a	O
game	O
.	O
</s>
<s>
Bill	O
Kunkel	O
wrote	O
in	O
the	O
July	O
1983	O
issue	O
of	O
Electronic	O
Games	O
:	O
"	O
With	O
a	O
collection	O
of	O
fantastic	O
sound	O
effects	O
and	O
first	O
rate	O
,	O
if	O
spare	O
,	O
graphics	O
,	O
Thrax	B-Application
Lair	I-Application
makes	O
for	O
an	O
extremely	O
compelling	O
action	O
challenge	O
"	O
.	O
</s>
<s>
He	O
compared	O
the	O
vertically	O
scrolling	O
gameplay	O
to	O
Caverns	B-Application
of	I-Application
Mars	I-Application
.	O
</s>
<s>
The	O
1984	O
Software	O
Encyclopedia	O
from	O
Electronic	O
Games	O
called	O
Thrax	B-Application
Lair	I-Application
"	O
exciting	O
if	O
ultimately	O
repetitive.	O
"	O
</s>
