<s>
Trouballs	B-Application
is	O
a	O
2001	O
Game	B-Device
Boy	I-Device
Color	I-Device
game	O
developed	O
by	O
Paragon	O
Five	O
and	O
published	O
by	O
Capcom	O
Entertainment	O
,	O
and	O
is	O
a	O
puzzle	O
game	O
similar	O
in	O
design	O
to	O
Tetris	B-Device
and	O
Puyo	B-Application
Puyo	I-Application
.	O
</s>
<s>
Trouballs	B-Application
requires	O
players	O
to	O
match	O
balls	O
of	O
the	O
same	O
color	O
into	O
boxes	O
of	O
four	O
or	O
six	O
,	O
which	O
then	O
disappear	O
.	O
</s>
<s>
Trouballs	B-Application
received	O
mixed	O
reviews	O
.	O
</s>
<s>
Craig	O
Harris	O
of	O
IGN	O
praised	O
Trouballs	B-Application
as	O
"	O
decent	O
package	O
with	O
a	O
lot	O
of	O
decent	O
puzzles	O
to	O
complete	O
"	O
.	O
</s>
<s>
Negative	O
reviews	O
of	O
Trouballs	B-Application
focused	O
on	O
the	O
unremarkable	O
design	O
and	O
presentation	O
.	O
</s>
<s>
GamePro	O
critiqued	O
the	O
depth	O
of	O
Trouballs	B-Application
,	O
stating	O
"	O
the	O
presentation	O
is	O
n't	O
very	O
interesting	O
with	O
Tetris-style	O
backdrops	O
and	O
monotonous	O
music	O
that	O
do	O
n't	O
really	O
keep	O
you	O
involved	O
...	O
it	O
does	O
n't	O
deliver	O
long	O
hours	O
of	O
fun	O
gameplay	O
like	O
the	O
rest	O
of	O
its	O
genre.	O
"	O
</s>
