<s>
The	O
Mega	B-Device
Duck	I-Device
WG-108	O
(	O
also	O
known	O
as	O
Cougar	B-Device
Boy	I-Device
)	O
is	O
a	O
handheld	B-Application
game	I-Application
console	I-Application
that	O
was	O
developed	O
and	O
manufactured	O
by	O
Hong	O
Kong-based	O
Welback	O
Holdings	O
through	O
its	O
Timlex	O
International	O
division	O
,	O
and	O
released	O
in	O
1993	O
.	O
</s>
<s>
In	O
South	O
America	O
(	O
mainly	O
in	O
Brazil	O
)	O
,	O
the	O
Chinese-made	O
Creatronic	O
version	O
was	O
distributed	O
by	O
Cougar	O
USA	O
,	O
also	O
known	O
as	O
"	O
Cougar	O
Electronic	O
Organization	O
"	O
,	O
and	O
sold	O
as	O
the	O
"	O
Cougar	B-Device
Boy	I-Device
"	O
.	O
</s>
<s>
Cougar	O
USA	O
did	O
n't	O
release	O
the	O
Cougar	B-Device
Boy	I-Device
in	O
its	O
origin	O
country	O
.	O
</s>
<s>
The	O
cartridges	O
are	O
very	O
similar	O
to	O
those	O
of	O
the	O
Watara	B-General_Concept
Supervision	I-General_Concept
,	O
but	O
slightly	O
narrower	O
with	O
fewer	O
contacts	O
(	O
36	O
pins	O
,	O
whereas	O
Supervision	O
cartridges	O
have	O
40	O
)	O
.	O
</s>
<s>
Conceptually	O
,	O
the	O
electronics	O
inside	O
the	O
Supervision	O
and	O
the	O
Mega	B-Device
Duck	I-Device
are	O
also	O
very	O
similar	O
.	O
</s>
<s>
However	O
,	O
the	O
LCD	O
of	O
the	O
Supervision	O
is	O
larger	O
than	O
the	O
Mega	B-Device
Duck	I-Device
's	O
.	O
</s>
<s>
The	O
Cougar	B-Device
Boy	I-Device
came	O
with	O
a	O
4-in-one	O
game	O
cartridge	O
and	O
a	O
stereo	O
earphone	O
.	O
</s>
<s>
A	O
variant	O
in	O
the	O
form	O
of	O
an	O
educational	O
laptop	O
for	O
children	O
was	O
released	O
in	O
Germany	O
by	O
Hartung	O
as	O
the	O
Mega	B-Device
Duck	I-Device
Super	O
Junior	O
Computer	O
,	O
and	O
in	O
Brazil	O
as	O
the	O
Super	O
QuiQue	O
.	O
</s>
<s>
An	O
extra	O
accessory	O
called	O
the	O
Mega	B-Device
Duck	I-Device
Printer	O
was	O
also	O
released	O
for	O
this	O
variant	O
.	O
</s>
<s>
The	O
Mega	B-Device
Duck	I-Device
features	O
a	O
multi	O
board	O
design	O
,	O
separating	O
the	O
motherboard	O
,	O
LCD	O
,	O
and	O
controller	O
PCB	O
into	O
three	O
different	O
assemblies	O
.	O
</s>
<s>
The	O
Video	B-General_Concept
Display	I-General_Concept
Controller	I-General_Concept
of	O
the	O
Mega	B-Device
Duck/Cougar	I-Device
Boy	I-Device
has	O
one	O
special	O
feature	O
,	O
the	O
display	O
logic	O
uses	O
two	O
"	O
display	O
planes	O
"	O
that	O
are	O
used	O
to	O
create	O
parallax	O
scrolling	O
backgrounds	O
,	O
as	O
if	O
the	O
picture	O
is	O
drawn	O
on	O
two	O
sheets	O
of	O
which	O
the	O
top	O
sheet	O
is	O
partly	O
transparent	O
.	O
</s>
<s>
This	O
is	O
an	O
(	O
incomplete	O
)	O
list	O
of	O
Mega	B-Device
Duck/Cougar	I-Device
Boy	I-Device
games	O
.	O
</s>
<s>
Each	O
Mega	B-Device
Duck/Cougar	I-Device
Boy	I-Device
game	O
is	O
similarly	O
labeled	O
as	O
the	O
same	O
games	O
were	O
marketed	O
for	O
both	O
systems	O
,	O
although	O
not	O
all	O
games	O
were	O
released	O
for	O
the	O
Cougar	B-Device
Boy	I-Device
.	O
</s>
<s>
The	O
notation	O
MDxxx	O
is	O
used	O
for	O
Mega	B-Device
Duck	I-Device
Games	O
,	O
and	O
the	O
notation	O
CBxxx	O
for	O
a	O
Cougar	B-Device
Boy	I-Device
Games	O
.	O
</s>
<s>
A	O
MD002	O
is	O
exactly	O
the	O
same	O
game	O
as	O
the	O
CB002	O
,	O
even	O
to	O
a	O
point	O
that	O
some	O
"	O
Cougar	B-Device
Boy	I-Device
"	O
games	O
start	O
up	O
with	O
a	O
Mega	B-Device
Duck	I-Device
logo	O
.	O
</s>
<s>
With	O
the	O
exception	O
of	O
the	O
pack-in	O
game	O
for	O
the	O
Mega	B-Device
Duck	I-Device
(	O
The	O
Brick	O
Wall	O
)	O
which	O
was	O
developed	O
by	O
the	O
manufacturer	O
,	O
all	O
games	O
were	O
developed	O
by	O
Thin	O
Chen	O
Enterprise	O
under	O
the	O
"	O
Sachen	O
"	O
and	O
"	O
Commin	O
"	O
brand	O
names	O
,	O
and	O
were	O
later	O
re-released	O
for	O
the	O
Game	O
Boy	O
in	O
4-in-1	O
and	O
8-in-1	O
cartridges	O
without	O
the	O
licence	O
from	O
Nintendo	O
.	O
</s>
<s>
Although	O
24	O
cartridges	O
(	O
not	O
counting	O
Cougar	B-Device
Boy	I-Device
variants	O
or	O
add-ons	O
for	O
the	O
Super	O
Junior	O
Computer	O
)	O
are	O
known	O
to	O
exist	O
,	O
another	O
game	O
is	O
listed	O
on	O
various	O
websites	O
called	O
Tip	O
&	O
Tap	O
,	O
however	O
,	O
it	O
is	O
not	O
known	O
if	O
the	O
game	O
was	O
ever	O
released	O
,	O
or	O
if	O
it	O
existed	O
at	O
all	O
.	O
</s>
