<s>
Denki	B-Device
Blocks	I-Device
!	I-Device
</s>
<s>
is	O
a	O
puzzle	O
video	O
game	O
developed	O
by	O
Denki	O
and	O
originally	O
released	O
in	O
2001	O
by	O
Rage	B-Application
Games	I-Application
for	O
Sky	O
Gamestar	O
and	O
the	O
Game	B-Device
Boy	I-Device
Color	I-Device
and	O
Game	B-Device
Boy	I-Device
Advance	I-Device
.	O
</s>
<s>
Denki	B-Device
Blocks	I-Device
!	I-Device
</s>
<s>
was	O
ported	O
to	O
the	O
PlayStation	B-Operating_System
Portable	I-Operating_System
in	O
2011	O
by	O
Tiger	O
Games	O
,	O
and	O
to	O
Android	B-Application
the	O
same	O
year	O
and	O
iOS	B-Application
in	O
2010	O
.	O
</s>
<s>
Denki	B-Device
Blocks	I-Device
!	I-Device
</s>
<s>
The	O
game	O
received	O
positive	O
reviews	O
,	O
with	O
critics	O
praising	O
the	O
gaily	O
coloured	O
graphics	O
,	O
but	O
a	O
major	O
criticism	O
of	O
the	O
iOS	B-Application
version	O
was	O
the	O
lack	O
of	O
an	O
online	O
leaderboard	O
.	O
</s>
<s>
Denki	O
Stars	O
can	O
be	O
spent	O
on	O
special	O
puzzles	O
in	O
the	O
"	O
Denki	B-Device
Blocks	I-Device
!	I-Device
</s>
<s>
In	O
the	O
Game	B-Device
Boy	I-Device
Advance	I-Device
version	O
,	O
there	O
are	O
three	O
single-player	O
modes	O
:	O
Tournament	O
,	O
Workout	O
,	O
and	O
Perfecto	O
!	O
.	O
</s>
<s>
Tournament	O
mode	O
has	O
the	O
player	O
solve	O
at	O
least	O
15	O
of	O
groups	O
(	O
of	O
which	O
there	O
are	O
eight	O
of	O
increasing	O
difficulty	O
,	O
each	O
set	O
by	O
a	O
"	O
leading	O
Denki	B-Device
Blocks	I-Device
!	I-Device
</s>
<s>
The	O
iOS	B-Application
version	O
features	O
additional	O
"	O
Master	O
Challenges	O
"	O
such	O
as	O
solving	O
puzzles	O
in	O
a	O
limited	O
number	O
of	O
moves	O
and	O
within	O
a	O
time	O
limit	O
.	O
</s>
<s>
Denki	B-Device
Blocks	I-Device
!	I-Device
</s>
<s>
was	O
released	O
on	O
18	O
October	O
2001	O
for	O
the	O
Game	B-Device
Boy	I-Device
Color	I-Device
(	O
developed	O
by	O
Covert	O
Operations	O
)	O
and	O
Game	B-Device
Boy	I-Device
Advance	I-Device
.	O
</s>
<s>
It	O
was	O
previously	O
released	O
on	O
Sky	O
Gamestar	O
after	O
Rage	B-Application
Games	I-Application
signed	O
a	O
deal	O
with	O
BSkyB	O
.	O
</s>
<s>
In	O
late	O
2001	O
,	O
Majesco	O
Entertainment	O
revealed	O
that	O
it	O
would	O
be	O
publishing	O
Rage	B-Application
games	I-Application
in	O
the	O
United	O
States	O
.	O
</s>
<s>
A	O
Java	B-Device
version	O
for	O
mobile	O
phones	O
was	O
released	O
in	O
2002	O
.	O
</s>
<s>
The	O
game	O
was	O
released	O
on	O
iOS	B-Application
in	O
May	O
2010	O
,	O
and	O
Android	B-Application
(	O
named	O
Denki	B-Device
Blocks	I-Device
!	I-Device
</s>
<s>
This	O
version	O
was	O
published	O
by	O
Kakyl	O
and	O
is	O
optimised	O
for	O
the	O
Xperia	B-Application
Play	I-Application
.	O
</s>
<s>
The	O
iOS	B-Application
version	O
was	O
re-released	O
specifically	O
for	O
iPad	O
in	O
July	O
2010	O
.	O
</s>
<s>
2011	O
also	O
was	O
the	O
release	O
of	O
a	O
PlayStation	B-Operating_System
Portable	I-Operating_System
version	O
developed	O
by	O
Tiger	O
Games	O
.	O
</s>
<s>
Tiger	O
Games	O
's	O
managing	O
director	O
James	O
Bryan	O
said	O
that	O
he	O
loved	O
Denki	B-Device
Blocks	I-Device
!	I-Device
</s>
<s>
The	O
PlayStation	B-Operating_System
Portable	I-Operating_System
version	O
was	O
developed	O
to	O
make	O
use	O
of	O
the	O
console	O
's	O
high	O
resolution	O
display	O
.	O
</s>
<s>
He	O
said	O
Tiger	O
Games	O
did	O
"	O
an	O
impressive	O
job	O
"	O
with	O
the	O
PlayStation	B-Operating_System
Portable	I-Operating_System
version	O
,	O
and	O
that	O
it	O
felt	O
like	O
a	O
Denki	O
creation	O
.	O
</s>
<s>
The	O
game	O
was	O
also	O
released	O
on	O
the	O
PlayStation	B-Operating_System
3	I-Operating_System
.	O
</s>
<s>
A	O
Facebook	O
version	O
,	O
Denki	B-Device
Blocks	I-Device
!	I-Device
</s>
<s>
Daily	O
Workout	O
,	O
was	O
announced	O
in	O
2010	O
as	O
a	O
blend	O
of	O
the	O
Game	B-Device
Boy	I-Device
Advance	I-Device
version	O
's	O
puzzle	O
and	O
workout	O
modes	O
.	O
</s>
<s>
Denki	B-Device
Blocks	I-Device
!	I-Device
</s>
<s>
Craig	O
Harris	O
of	O
IGN	O
described	O
the	O
Game	B-Device
Boy	I-Device
Advance	I-Device
version	O
of	O
Denki	B-Device
Blocks	I-Device
!	I-Device
</s>
<s>
Andrew	O
Blanchard	O
of	O
EAGB	O
Advance	O
believed	O
its	O
sound	O
and	O
music	O
immerses	O
players	O
into	O
the	O
"	O
wonderland	O
"	O
of	O
puzzles	O
,	O
and	O
refused	O
to	O
review	O
the	O
Game	B-Device
Boy	I-Device
Color	I-Device
version	O
,	O
saying	O
the	O
Game	B-Device
Boy	I-Device
Advance	I-Device
version	O
is	O
identical	O
apart	O
from	O
"	O
more	O
levels	O
and	O
superior	O
sound/graphics/animation	O
"	O
.	O
</s>
<s>
Tracy	O
Erickson	O
of	O
PocketGamer	O
criticised	O
the	O
iOS	B-Application
version	O
's	O
lack	O
of	O
an	O
online	O
leaderboard	O
,	O
but	O
nevertheless	O
described	O
it	O
as	O
"	O
a	O
highly	O
polished	O
puzzler	O
that	O
provides	O
a	O
good	O
mental	O
workout	O
"	O
.	O
</s>
<s>
Another	O
PocketGamer	O
editor	O
,	O
Jon	O
Mundy	O
,	O
wanted	O
an	O
Android	B-Application
conversion	O
in	O
2010	O
.	O
</s>
<s>
Peter	O
Lettieri	O
of	O
TouchArcade	O
agreed	O
with	O
Erickson	O
about	O
the	O
iOS	B-Application
version	O
's	O
lack	O
of	O
an	O
online	O
leaderboard	O
,	O
but	O
complimented	O
the	O
gaily	O
coloured	O
levels	O
and	O
blocks	O
.	O
</s>
<s>
Eurogamer'''s	O
Kristan	O
Reed	O
described	O
the	O
iOS	B-Application
version	O
's	O
Master	O
Challenges	O
as	O
"	O
insanely	O
smug	O
"	O
and	O
the	O
game	O
itself	O
as	O
"	O
digital	O
crack	O
"	O
.	O
</s>
<s>
A	O
reviewer	O
of	O
PSP	B-Operating_System
Minis	O
described	O
the	O
PlayStation	B-Operating_System
Portable	I-Operating_System
version	O
as	O
"	O
Very	O
cheery	O
"	O
commented	O
that	O
it	O
almost	O
felt	O
like	O
a	O
game	O
show	O
.	O
</s>
<s>
PocketGamer	O
Brendan	O
Caldwell	O
believed	O
the	O
Xperia	B-Application
Play	I-Application
version	O
was	O
not	O
built	O
with	O
the	O
device	O
in	O
mind	O
,	O
and	O
that	O
it	O
was	O
meant	O
for	O
touchscreen	O
devices	O
.	O
</s>
<s>
Despite	O
this	O
,	O
he	O
described	O
Denki	B-Device
Blocks	I-Device
!	I-Device
</s>
<s>
was	O
recommended	O
on	O
Android	B-Application
by	O
Jeff	O
Marchiafava	O
of	O
Game	O
Informer''	O
in	O
2012	O
.	O
</s>
