<s>
Bubble	B-Application
Bobble	I-Application
Revolution	I-Application
is	O
a	O
2D	O
platform	O
game	O
for	O
the	O
Nintendo	B-Device
DS	I-Device
.	O
</s>
<s>
Bubble	B-Application
Bobble	I-Application
Revolution	I-Application
received	O
a	O
strongly	O
negative	O
reception	O
after	O
its	O
release	O
,	O
because	O
of	O
poor	O
graphics	O
and	O
level	O
design	O
,	O
and	O
the	O
presence	O
of	O
a	O
major	O
software	B-Error_Name
bug	I-Error_Name
in	O
the	O
North	O
American	O
version	O
that	O
prevented	O
the	O
game	O
from	O
being	O
completed	O
.	O
</s>
<s>
There	O
are	O
two	O
primary	O
gameplay	O
modes	O
in	O
Bubble	B-Application
Bobble	I-Application
Revolution	I-Application
:	O
"	O
Classic	O
"	O
,	O
and	O
"	O
New-Age	O
"	O
.	O
</s>
<s>
"	O
Classic	O
"	O
mode	O
is	O
a	O
conversion	O
of	O
the	O
original	O
Bubble	B-Application
Bobble	I-Application
to	O
the	O
DS	B-Device
hardware	O
.	O
</s>
<s>
The	O
original	O
co-op	O
multiplayer	O
mode	O
is	O
also	O
implemented	O
;	O
if	O
two	O
players	O
own	O
copies	O
of	O
the	O
game	O
,	O
they	O
can	O
use	O
DS	B-Device
Download	O
Play	O
to	O
play	O
together	O
.	O
</s>
<s>
Characters	O
and	O
levels	O
are	O
larger	O
(	O
spanning	O
the	O
DS	B-Device
's	O
dual	O
screen	O
)	O
,	O
and	O
enemies	O
and	O
projectiles	O
are	O
faster	O
.	O
</s>
<s>
Fans	O
are	O
also	O
scattered	O
around	O
levels	O
,	O
and	O
can	O
be	O
spun	O
by	O
blowing	O
into	O
the	O
DS	B-Device
's	O
microphone	O
.	O
</s>
<s>
All	O
levels	O
beyond	O
#30	O
in	O
the	O
North	O
American	O
version	O
are	O
unplayable	O
due	O
to	O
a	O
programming	B-Error_Name
error	I-Error_Name
that	O
causes	O
the	O
boss	O
of	O
that	O
level	O
not	O
to	O
spawn	O
.	O
</s>
<s>
Codemasters	O
ultimately	O
responded	O
by	O
releasing	O
a	O
fixed	O
version	O
of	O
the	O
game	O
,	O
which	O
included	O
a	O
free	O
copy	O
of	O
Rainbow	B-Application
Islands	I-Application
Revolution	I-Application
.	O
</s>
<s>
The	O
game	O
received	O
"	O
unfavorable	O
"	O
reviews	O
according	O
to	O
the	O
review	B-Application
aggregation	I-Application
website	O
Metacritic	O
.	O
</s>
<s>
Despite	O
the	O
negative	O
criticism	O
,	O
some	O
did	O
praise	O
the	O
game	O
's	O
inclusion	O
of	O
the	O
original	O
Bubble	B-Application
Bobble	I-Application
.	O
</s>
