<s>
Spellbound	B-Application
is	O
a	O
video	O
game	O
that	O
was	O
designed	O
and	O
programmed	O
by	O
David	O
Jones	O
with	O
music	O
by	O
Rob	O
Hubbard	O
and	O
released	O
in	O
1985	O
for	O
the	O
ZX	B-Operating_System
Spectrum	I-Operating_System
and	O
Amstrad	B-Device
CPC	I-Device
(	O
also	O
with	O
Ed	O
Hickman	O
)	O
home	O
computers	O
.	O
</s>
<s>
Versions	O
for	O
the	O
Commodore	O
64	O
(	O
with	O
Richard	O
Darling	O
)	O
and	O
the	O
Atari	B-Device
8-bit	I-Device
computers	I-Device
(	O
with	O
Adrian	O
Sheppard	O
)	O
and	O
an	O
enhanced	O
128K	O
Spectrum	O
version	O
with	O
music	O
and	O
additional	O
graphics	O
were	O
all	O
released	O
in	O
1986	O
.	O
</s>
<s>
Unlike	O
the	O
previous	O
game	O
in	O
the	O
series	O
,	O
Finders	B-Application
Keepers	I-Application
,	O
the	O
game	O
is	O
less	O
action-oriented	O
and	O
more	O
of	O
a	O
graphic	O
adventure	O
although	O
it	O
still	O
contains	O
some	O
platform	O
game	O
elements	O
.	O
</s>
<s>
Because	O
of	O
this	O
,	O
much	O
of	O
the	O
gameplay	O
is	O
quite	O
similar	O
to	O
later	O
graphic	O
adventures	O
such	O
as	O
The	B-Application
Secret	I-Application
of	I-Application
Monkey	I-Application
Island	I-Application
.	O
</s>
<s>
His	O
energy	O
is	O
depleted	O
both	O
by	O
moving	O
between	O
rooms	O
and	O
when	O
dangerous	O
objects	O
such	O
as	O
bouncing	B-Application
balls	I-Application
hit	O
him	O
.	O
</s>
<s>
Two	O
further	O
Magic	O
Knight	O
games	O
were	O
released	O
:	O
Knight	B-Application
Tyme	I-Application
(	O
1986	O
)	O
and	O
Stormbringer	B-Application
(	O
1987	O
)	O
.	O
</s>
<s>
A	O
game	O
called	O
Crime	O
Busters	O
featuring	O
a	O
detective	O
in	O
a	O
mansion	O
,	O
was	O
released	O
by	O
IJK	O
Software	O
in	O
1986	O
,	O
and	O
found	O
to	O
use	O
significant	O
portions	O
of	O
the	O
Spellbound	B-Application
code	O
.	O
</s>
