<s>
is	O
a	O
2002	O
puzzle	O
video	O
game	O
developed	O
and	O
published	O
in	O
Japan	O
by	O
Namco	O
for	O
the	O
Game	B-Device
Boy	I-Device
Advance	I-Device
.	O
</s>
<s>
The	O
fourth	O
installment	O
in	O
its	O
Mr.	B-Application
Driller	I-Application
series	O
,	O
players	O
control	O
one	O
of	O
seven	O
characters	O
and	O
must	O
make	O
it	O
to	O
the	O
bottom	O
of	O
the	O
level	O
by	O
destroying	O
colorful	O
formations	O
of	O
blocks	O
.	O
</s>
<s>
Created	O
by	O
series	O
producer	O
Hideo	O
Yoshizawa	O
and	O
Namco	O
's	O
Contents	O
&	O
Technology	O
Creator	O
Group	O
,	O
A	O
was	O
developed	O
as	O
part	O
of	O
a	O
partnership	O
between	O
Namco	O
and	O
Nintendo	O
where	O
the	O
former	O
would	O
create	O
a	O
GameCube	B-Application
game	O
that	O
made	O
use	O
of	O
the	O
GameCube	B-Device
–	I-Device
Game	I-Device
Boy	I-Device
Advance	I-Device
link	I-Device
cable	I-Device
.	O
</s>
<s>
The	O
game	O
was	O
in	O
development	O
alongside	O
its	O
GameCube	B-Application
counterpart	O
Mr.	B-Device
Driller	I-Device
Drill	I-Device
Land	I-Device
,	O
allowing	O
A	O
to	O
borrow	O
several	O
of	O
Drill	O
Lands	O
concepts	O
and	O
ideas	O
.	O
</s>
<s>
Though	O
it	O
was	O
well-received	O
for	O
its	O
gameplay	O
and	O
additions	O
to	O
the	O
Mr.	B-Application
Driller	I-Application
concept	O
,	O
A	O
was	O
a	O
commercial	O
failure	O
and	O
struggled	O
to	O
gain	O
sales	O
.	O
</s>
<s>
Mr.	B-Device
Driller	I-Device
A	I-Device
is	O
a	O
puzzle	O
game	O
similar	O
to	O
Puyo	B-Application
Puyo	I-Application
(	O
1990	O
)	O
and	O
the	O
classic	O
arcade	O
game	O
Dig	B-Application
Dug	I-Application
(	O
1982	O
)	O
.	O
</s>
<s>
Players	O
choose	O
from	O
one	O
of	O
seven	O
characters	O
to	O
play	O
as	O
:	O
Susumu	O
Hori	O
,	O
the	O
protagonist	O
;	O
Ataru	O
Hori	O
,	O
Susumi	O
's	O
self-contained	O
older	O
brother	O
;	O
Taizo	B-Application
Hori	I-Application
,	O
the	O
protagonist	O
of	O
Dig	B-Application
Dug	I-Application
;	O
Puchi	O
,	O
Susumu	O
's	O
dog	O
;	O
Anna	O
Hottenmeyer	O
,	O
a	O
rival	O
driller	O
from	O
Germany	O
;	O
and	O
Holinger-Z	O
,	O
a	O
drilling	O
robot	O
.	O
</s>
<s>
At	O
certain	O
points	O
,	O
Susumu	O
will	O
engage	O
in	O
RPG-esc	O
combat	O
scenarios	O
with	O
Dig	B-Application
Dug	I-Application
enemies	O
Pooka	O
and	O
Fygar	B-Application
.	O
</s>
<s>
The	O
player	O
can	O
transfer	O
their	O
Pacteria	O
pets	O
to	O
the	O
GameCube	B-Application
game	O
Mr.	B-Device
Driller	I-Device
Drill	I-Device
Land	I-Device
for	O
use	O
with	O
certain	O
mechanics	O
and	O
modes	O
in	O
the	O
latter	O
.	O
</s>
<s>
Mr.	B-Device
Driller	I-Device
A	I-Device
was	O
created	O
by	O
Mr.	B-Application
Driller	I-Application
series	O
producer	O
Hideo	O
Yoshizawa	O
and	O
Namco	O
's	O
Contents	O
&	O
Technology	O
Creator	O
Group	O
(	O
Project	O
Driller	O
)	O
.	O
</s>
<s>
The	O
project	O
came	O
into	O
fruition	O
when	O
Namco	O
was	O
approached	O
by	O
Nintendo	O
to	O
create	O
a	O
new	O
Mr.	B-Application
Driller	I-Application
game	O
for	O
its	O
newly-unveiled	O
GameCube	B-Application
,	O
specifically	O
one	O
that	O
took	O
advantage	O
of	O
the	O
GameCube	B-Device
–	I-Device
Game	I-Device
Boy	I-Device
Advance	I-Device
link	I-Device
cable	I-Device
peripheral	O
.	O
</s>
<s>
As	O
A	O
was	O
in	O
development	O
alongside	O
its	O
GameCube	B-Application
counterpart	O
,	O
Mr.	B-Device
Driller	I-Device
Drill	I-Device
Land	I-Device
,	O
it	O
borrows	O
several	O
of	O
Drill	O
Lands	O
concepts	O
and	O
mechanics	O
,	O
as	O
well	O
as	O
those	O
from	O
the	O
PlayStation	B-Device
version	O
of	O
Mr.	B-Application
Driller	I-Application
G	I-Application
.	O
The	O
Dori	O
Dorado	O
Ruins	O
game	O
mode	O
was	O
designed	O
to	O
be	O
a	O
slower-paced	O
experience	O
,	O
as	O
it	O
gave	O
the	O
player	O
time	O
to	O
think	O
and	O
search	O
for	O
necessary	O
items	O
.	O
</s>
<s>
A	O
took	O
little	O
time	O
to	O
produce	O
as	O
the	O
Game	B-Device
Boy	I-Device
Advance	I-Device
's	O
hardware	O
capabilities	O
were	O
comparable	O
to	O
that	O
of	O
the	O
Super	B-Application
Famicom	I-Application
,	O
which	O
many	O
of	O
the	O
staff	O
members	O
had	O
experience	O
programming	O
for	O
.	O
</s>
<s>
Namco	O
announced	O
Mr.	B-Device
Driller	I-Device
A	I-Device
on	O
April	O
17	O
,	O
2002	O
,	O
the	O
same	O
day	O
it	O
announced	O
Mr.	B-Device
Driller	I-Device
Drill	I-Device
Land	I-Device
.	O
</s>
<s>
The	O
game	O
was	O
demonstrated	O
Mr.	B-Device
Driller	I-Device
A	I-Device
at	O
the	O
16th	O
Next	O
Generation	O
World	O
Hobby	O
Fair	O
in	O
July	O
,	O
shown	O
alongside	O
Klonoa	B-Device
2	I-Device
:	I-Device
Dream	I-Device
Champ	I-Device
Tournament	I-Device
and	O
complimenting	O
Nintendo	O
's	O
booth	O
.	O
</s>
<s>
During	O
its	O
first	O
week	O
of	O
release	O
,	O
Mr.	B-Device
Driller	I-Device
A	I-Device
sold	O
9,189	O
copies	O
and	O
received	O
the	O
"	O
Gold	O
Hall	O
of	O
Fame	O
"	O
award	O
from	O
Famitsu	O
.	O
</s>
<s>
In	O
a	O
2020	O
retrospective	O
on	O
the	O
series	O
,	O
journalist	O
Jeremy	O
Parish	O
said	O
that	O
A	O
felt	O
like	O
an	O
appropriate	O
"	O
half-step	O
"	O
between	O
Mr.	B-Application
Driller	I-Application
G	I-Application
and	O
Mr.	B-Device
Driller	I-Device
Drill	I-Device
Land	I-Device
.	O
</s>
<s>
He	O
compared	O
the	O
Pacteria	O
to	O
the	O
Chao	O
Garden	O
in	O
Sega	O
's	O
Sonic	B-Application
Adventure	I-Application
,	O
claiming	O
it	O
was	O
the	O
game	O
's	O
centerpiece	O
and	O
a	O
unique	O
concept	O
for	O
the	O
series	O
.	O
</s>
