<s>
The	O
Saga	O
of	O
Erik	B-Application
the	I-Application
Viking	I-Application
(	O
popularly	O
known	O
as	O
Erik	B-Application
the	I-Application
Viking	I-Application
)	O
is	O
a	O
text-based	O
adventure	O
video	O
game	O
developed	O
by	O
Level	O
9	O
Computing	O
and	O
published	O
by	O
Mosaic	O
Publishing	O
in	O
1984	O
.	O
</s>
<s>
The	O
game	O
runs	O
on	O
the	O
Amstrad	B-Device
CPC	I-Device
,	O
BBC	B-Device
model	I-Device
B	I-Device
,	O
Commodore	O
64	O
,	O
and	O
ZX	B-Operating_System
Spectrum	I-Operating_System
.	O
</s>
<s>
Jones	O
also	O
directed	O
the	O
1989	O
film	O
Erik	B-Application
the	I-Application
Viking	I-Application
,	O
which	O
was	O
also	O
completely	O
different	O
,	O
featuring	O
a	O
third	O
plot	O
not	O
present	O
in	O
either	O
the	O
novel	O
or	O
the	O
video	O
game	O
.	O
</s>
<s>
England-based	O
video	O
game	O
developer	O
Eurocom	O
worked	O
for	O
some	O
time	O
on	O
an	O
NES	B-Language
version	O
of	O
the	O
game	O
which	O
was	O
supposed	O
to	O
be	O
based	O
on	O
the	O
book	O
and	O
the	O
film	O
,	O
though	O
the	O
game	O
was	O
ultimately	O
cancelled	O
in	O
late	O
1992	O
.	O
</s>
<s>
The	O
player	O
controls	O
Erik	B-Application
the	I-Application
Viking	I-Application
,	O
and	O
when	O
his	O
family	O
is	O
kidnapped	O
by	O
the	O
evil	O
Dogfighters	O
,	O
it	O
becomes	O
Erik	O
's	O
task	O
to	O
find	O
them	O
.	O
</s>
<s>
The	O
Saga	O
of	O
Erik	B-Application
the	I-Application
Viking	I-Application
is	O
a	O
text-based	O
adventure	O
,	O
in	O
which	O
the	O
player	O
inputs	O
simple	O
commands	O
which	O
Erik	O
follows	O
.	O
</s>
<s>
The	O
game	O
's	O
graphics	O
were	O
reminiscent	O
of	O
Beam	O
Software	O
's	O
The	B-Application
Hobbit	I-Application
(	O
1982	O
)	O
in	O
that	O
they	O
are	O
seen	O
to	O
be	O
drawn	O
on	O
the	O
screen	O
as	O
Erik	O
enters	O
a	O
new	O
room	O
.	O
</s>
<s>
The	O
parser	O
,	O
though	O
,	O
was	O
not	O
as	O
advanced	O
as	O
that	O
used	O
in	O
The	B-Application
Hobbit	I-Application
,	O
and	O
was	O
unable	O
to	O
handle	O
sentences	O
beyond	O
set	O
phrases	O
.	O
</s>
<s>
Additionally	O
,	O
the	O
non-player	O
characters	O
do	O
not	O
exhibit	O
the	O
same	O
independence	O
as	O
they	O
do	O
in	O
The	B-Application
Hobbit	I-Application
,	O
nor	O
is	O
it	O
possible	O
to	O
command	O
them	O
to	O
act	O
.	O
</s>
<s>
Erik	B-Application
the	I-Application
Viking	I-Application
is	O
difficult	O
to	O
complete	O
,	O
having	O
a	O
linear	O
plot	O
typical	O
of	O
adventure	O
games	O
of	O
this	O
era	O
.	O
</s>
<s>
At	O
one	O
point	O
,	O
the	O
instruction	O
"	O
Knock	O
like	O
Thor	B-Algorithm
"	O
requires	O
Erik	O
to	O
use	O
a	O
hammer	O
.	O
</s>
<s>
The	O
game	O
has	O
a	O
scoring	O
system	O
out	O
of	O
1000	O
,	O
and	O
when	O
Erik	O
dies	O
a	O
message	O
appears	O
stating	O
how	O
many	O
points	O
the	O
player	O
has	O
scored	O
and	O
gives	O
the	O
player	O
a	O
Viking	B-Application
title	O
accordingly	O
,	O
the	O
lowest	O
being	O
Thrall	O
.	O
</s>
