<s>
(	O
titled	O
Ultimate	B-Application
Block	I-Application
Party	I-Application
in	O
the	O
United	O
States	O
,	O
Koloomn	B-Application
in	O
Europe	O
)	O
is	O
a	O
2003	B-Application
Arcade	O
puzzle	O
game	O
developed	O
by	O
MagicPot	O
and	O
published	O
by	O
CyberFront	O
.	O
</s>
<s>
Kollon	B-Application
was	O
later	O
ported	O
to	O
the	O
PlayStation	B-Operating_System
Portable	I-Operating_System
as	O
a	O
launch	O
title	O
in	O
2004	O
.	O
</s>
<s>
Kollon	B-Application
is	O
a	O
puzzle	O
game	O
where	O
the	O
player	O
rotates	O
a	O
two	O
by	O
two	O
section	O
of	O
blocks	O
to	O
match	O
similarly-colored	O
blocks	O
,	O
and	O
blocks	O
can	O
be	O
cleared	O
from	O
the	O
board	O
if	O
at	O
least	O
four	O
blocks	O
of	O
the	O
same	O
color	O
are	O
touching	O
.	O
</s>
<s>
Kollon	B-Application
arcade	O
cabinets	O
were	O
exhibited	O
at	O
the	O
2004	O
Tokyo	O
Game	O
Show	O
,	O
alongside	O
videos	O
of	O
a	O
prototype	O
of	O
the	O
PSP	B-Operating_System
port	O
.	O
</s>
<s>
The	O
PSP	B-Operating_System
version	O
of	O
Kollon	B-Application
was	O
also	O
exhibited	O
at	O
E3	O
2004	O
.	O
</s>
<s>
Kollon	B-Application
was	O
released	O
in	O
December	O
2004	O
as	O
a	O
launch	O
title	O
for	O
the	O
PSP	B-Operating_System
in	O
Japan	O
.	O
</s>
<s>
Both	O
western	O
releases	O
of	O
Kollon	B-Application
,	O
the	O
US	O
PSP	B-Operating_System
release	O
Ultimate	B-Application
Block	I-Application
Party	I-Application
and	O
the	O
European	O
Koloomn	B-Application
release	O
by	O
505	O
Games	O
adds	O
a	O
Wifi	O
LAN	B-General_Concept
multiplayer	O
mode	O
,	O
which	O
is	O
absent	O
in	O
the	O
Japanese	O
PSP	B-Operating_System
version	O
.	O
</s>
<s>
The	O
US	O
PSP	B-Operating_System
release	O
of	O
Ultimate	B-Application
Block	I-Application
Party	I-Application
was	O
published	O
by	O
Conspiracy	O
Entertainment	O
.	O
</s>
<s>
Several	O
critics	O
compared	O
Kollon	B-Application
to	O
Lumines	B-Application
:	I-Application
Puzzle	I-Application
Fusion	I-Application
,	O
a	O
puzzle	O
game	O
with	O
similar	O
mechanics	O
which	O
was	O
also	O
a	O
PSP	B-Operating_System
launch	O
title	O
.	O
</s>
<s>
Official	O
UK	O
PlayStation	O
2	O
Magazine	O
stated	O
that	O
while	O
a	O
good	O
game	O
,	O
Koloomn	B-Application
is	O
n't	O
"	O
as	O
polished	O
"	O
as	O
Lumines	O
.	O
</s>
<s>
IGN	O
gave	O
the	O
PSP	B-Operating_System
version	O
of	O
Ultimate	B-Application
Block	I-Application
Party	I-Application
an	O
overall	O
score	O
of	O
eight	O
out	O
of	O
ten	O
,	O
praising	O
its	O
variety	O
of	O
game	O
modes	O
,	O
its	O
'	O
complex	O
 '	O
and	O
difficult	O
versus	O
mode	O
,	O
and	O
its	O
fast	O
and	O
"	O
hectic	O
"	O
gameplay	O
,	O
further	O
expressing	O
that	O
the	O
game	O
's	O
pacing	O
is	O
"	O
amazing	O
"	O
and	O
achieving	O
combos	O
feels	O
fun	O
and	O
rewarding	O
.	O
</s>
<s>
IGN	O
further	O
praised	O
Ultimate	B-Application
Block	I-Application
Party	I-Application
's	O
art	O
style	O
,	O
calling	O
it	O
"	O
cute	O
and	O
blindingly	O
colorful	O
"	O
.	O
</s>
<s>
Another	O
critic	O
from	O
IGN	O
reviewed	O
the	O
Japanese	O
PSP	B-Operating_System
version	O
,	O
and	O
while	O
similarly	O
praising	O
the	O
game	O
's	O
art	O
and	O
gameplay	O
,	O
criticized	O
the	O
lack	O
of	O
a	O
multiplayer	O
mode	O
,	O
as	O
well	O
as	O
"	O
lengthy	O
"	O
loading	O
times	O
.	O
</s>
<s>
IGN	O
called	O
Ultimate	B-Application
Block	I-Application
Party	I-Application
an	O
improvement	O
over	O
Kollon	B-Application
due	O
to	O
the	O
addition	O
of	O
multiplayer	O
and	O
improved	O
load	O
times	O
.	O
</s>
<s>
Official	O
UK	O
PlayStation	O
2	O
Magazine	O
gave	O
the	O
PSP	B-Operating_System
version	O
of	O
Koloomn	B-Application
an	O
overall	O
score	O
of	O
eight	O
out	O
of	O
ten	O
,	O
calling	O
it	O
"	O
addictive	O
"	O
and	O
"	O
refreshingly	O
different	O
"	O
than	O
other	O
puzzle	O
games	O
,	O
further	O
praising	O
Koloomn	B-Application
as	O
'	O
innovative	O
 '	O
within	O
the	O
"	O
crowded	O
market	O
"	O
of	O
puzzle	O
games	O
.	O
</s>
<s>
Go>Play	O
gave	O
the	O
PSP	B-Operating_System
version	O
of	O
Koloomn	B-Application
an	O
overall	O
score	O
of	O
70%	O
.	O
</s>
<s>
Games	O
in	O
the	O
Kollon	B-Application
series	O
have	O
been	O
released	O
for	O
the	O
arcade	O
,	O
PSP	B-Operating_System
,	O
and	O
mobile	O
phone	O
(	O
EZweb	O
,	O
)	O
.	O
</s>
<s>
A	O
second	O
PSP	B-Operating_System
Kollon	B-Application
game	O
,	O
titled	O
was	O
released	O
in	O
Japan	O
on	O
June	O
22	O
,	O
2006	O
.	O
</s>
