<s>
is	O
an	O
action-puzzle	O
game	O
developed	O
by	O
Minato	O
Giken	O
and	O
published	O
by	O
Sega	O
for	O
the	O
Game	O
Gear	O
in	O
1995	O
.	O
</s>
<s>
The	O
game	O
features	O
Sonic	B-Application
the	I-Application
Hedgehog	I-Application
exploring	O
maze-like	O
stages	O
from	O
an	O
isometric	B-Application
perspective	I-Application
.	O
</s>
<s>
Dr.	O
Robotnik	O
has	O
robbed	O
Sonic	B-Application
of	O
his	O
trademark	O
speed	O
,	O
so	O
Sonic	B-Application
walks	O
slowly	O
but	O
can	O
roll	O
into	O
a	O
ball	O
and	O
dash	O
across	O
the	O
stages	O
.	O
</s>
<s>
Upon	O
release	O
,	O
critical	O
reception	O
to	O
the	O
game	O
was	O
mixed	O
;	O
many	O
critics	O
found	O
the	O
game	O
a	O
unique	O
addition	O
to	O
the	O
Sonic	B-Application
library	O
but	O
flawed	O
by	O
convoluted	O
controls	O
and	O
repetitive	O
gameplay	O
.	O
</s>
<s>
In	O
retrospect	O
,	O
however	O
,	O
it	O
has	O
received	O
generally	O
negative	O
reviews	O
and	O
is	O
considered	O
among	O
the	O
worst	O
Sonic	B-Application
games	O
ever	O
released	O
.	O
</s>
<s>
Sonic	B-Application
Labyrinth	I-Application
is	O
an	O
action	B-Application
and	O
puzzle	O
game	O
with	O
pinball	B-Application
elements	O
.	O
</s>
<s>
It	O
is	O
presented	O
in	O
an	O
isometric	B-Application
perspective	I-Application
,	O
and	O
has	O
been	O
compared	O
to	O
Marble	B-Device
Madness	I-Device
.	O
</s>
<s>
Series	O
villain	O
Dr.	O
Robotnik	O
has	O
tricked	O
Sonic	B-Application
the	I-Application
Hedgehog	I-Application
into	O
wearing	O
special	O
shoes	O
designed	O
to	O
rob	O
him	O
of	O
his	O
speed	O
,	O
so	O
Sonic	B-Application
must	O
collect	O
the	O
Chaos	O
Emeralds	O
to	O
release	O
the	O
shoes	O
from	O
his	O
feet	O
.	O
</s>
<s>
The	O
player	O
controls	O
Sonic	B-Application
,	O
navigating	O
him	O
through	O
maze-like	O
stages	O
filled	O
with	O
enemies	O
and	O
obstacles	O
that	O
hinder	O
his	O
path	O
.	O
</s>
<s>
Sonic	B-Application
walks	O
uncharacteristically	O
slowly	O
,	O
but	O
can	O
roll	O
into	O
a	O
ball	O
and	O
dash	O
across	O
the	O
levels	O
to	O
take	O
out	O
enemies	O
and	O
avoid	O
danger	O
.	O
</s>
<s>
Sonic	B-Application
must	O
collect	O
three	O
keys	O
in	O
each	O
stage	O
and	O
bring	O
them	O
to	O
the	O
goal	O
to	O
advance	O
to	O
the	O
next	O
level	O
.	O
</s>
<s>
Sonic	B-Application
Labyrinth	I-Application
was	O
developed	O
by	O
Minato	O
Giken	O
,	O
and	O
published	O
by	O
Sega	O
.	O
</s>
<s>
The	O
game	O
was	O
included	O
in	O
Sonic	B-Application
Adventure	O
DX	O
(	O
2003	O
)	O
as	O
an	O
unlockable	O
bonus	O
,	O
and	O
in	O
the	O
compilation	O
Sonic	B-Device
Mega	I-Device
Collection	I-Device
Plus	I-Device
(	O
2004	O
)	O
.	O
</s>
<s>
It	O
was	O
rereleased	O
for	O
the	O
Nintendo	B-Operating_System
3DS	I-Operating_System
on	O
the	O
Japanese	O
eShop	B-Application
digital	O
distribution	O
platform	O
on	O
16	O
May	O
2012	O
.	O
</s>
<s>
The	O
North	O
American	O
release	O
came	O
as	O
part	O
of	O
a	O
campaign	O
by	O
Nintendo	O
to	O
release	O
8-bit	O
games	O
on	O
the	O
3DS	B-Application
eShop	I-Application
following	O
a	O
draught	O
of	O
releases	O
on	O
the	O
distribution	O
service	O
.	O
</s>
<s>
The	O
game	O
does	O
not	O
take	O
advantage	O
of	O
the	O
system	O
's	O
3D	O
stereoscopic	B-Application
functionality	I-Application
.	O
</s>
<s>
Critical	O
reception	O
to	O
Sonic	B-Application
Labyrinth	I-Application
was	O
mixed	O
.	O
</s>
<s>
Multiple	O
reviewers	O
wrote	O
about	O
difficulties	O
controlling	O
Sonic	B-Application
as	O
he	O
bounced	O
wildly	O
around	O
the	O
levels	O
.	O
</s>
<s>
Electronic	O
Gaming	O
Monthly	O
(	O
EGM	O
)	O
did	O
not	O
like	O
the	O
game	O
's	O
isometric	B-Application
perspective	I-Application
,	O
thinking	O
it	O
contributed	O
to	O
problems	O
directing	O
Sonic	B-Application
around	O
.	O
</s>
<s>
They	O
did	O
like	O
the	O
graphics	O
however	O
,	O
as	O
did	O
EGM	O
and	O
Mean	O
Machines	O
Sega	O
,	O
the	O
latter	O
which	O
thought	O
they	O
echoed	O
the	O
graphics	O
of	O
SegaSonic	B-Application
the	I-Application
Hedgehog	I-Application
(	O
1993	O
)	O
.	O
</s>
<s>
Reflecting	O
their	O
positive	O
thoughts	O
,	O
Mega	O
Fun	O
thought	O
Sonic	B-Application
Labyrinth	I-Application
featured	O
innovative	O
gameplay	O
.	O
</s>
<s>
GamePro	O
and	O
Famitsu	O
both	O
compared	O
the	O
game	O
to	O
Marble	B-Device
Madness	I-Device
.	O
</s>
<s>
GamePro	O
believed	O
it	O
was	O
the	O
most	O
interesting	O
of	O
the	O
recent	O
Sonic	B-Application
additions	O
to	O
the	O
Game	O
Gear	O
library	O
.	O
</s>
<s>
One	O
reviewer	O
at	O
Mean	O
Machines	O
Sega	O
thought	O
it	O
was	O
a	O
good	O
puzzle	O
game	O
to	O
play	O
in	O
short	O
segments	O
,	O
and	O
may	O
be	O
worth	O
the	O
time	O
for	O
fans	O
of	O
Sonic	B-Application
games	O
,	O
pinball	B-Application
,	O
or	O
puzzles	O
.	O
</s>
<s>
EGM	O
also	O
thought	O
the	O
game	O
became	O
repetitious	O
after	O
a	O
few	O
levels	O
and	O
would	O
be	O
boring	O
for	O
more	O
experienced	O
players	O
,	O
although	O
Sonic	B-Application
fans	O
may	O
enjoy	O
it	O
.	O
</s>
<s>
They	O
concluded	O
their	O
thoughts	O
writing	O
:	O
"	O
This	O
title	O
overall	O
tried	O
to	O
mix	O
the	O
standard	O
side-scrolling	O
Sonic	B-Application
game	O
with	O
a	O
worthless	O
pinball	B-Application
title	O
and	O
failed	O
.	O
</s>
<s>
Retrospectively	O
,	O
reception	O
has	O
been	O
negative	O
and	O
is	O
frequently	O
described	O
as	O
one	O
of	O
the	O
worst	O
Sonic	B-Application
games	O
.	O
</s>
<s>
They	O
also	O
wrote	O
about	O
Sonic	B-Application
's	O
lack	O
of	O
speed	O
when	O
walking	O
on	O
foot	O
,	O
which	O
they	O
thought	O
was	O
baffling	O
for	O
a	O
Sonic	B-Application
game	O
.	O
</s>
<s>
USgamer	O
called	O
it	O
"	O
a	O
poor	O
man	O
's	O
version	O
of	O
Marble	B-Device
Madness	I-Device
,	O
taking	O
the	O
worst	O
of	O
that	O
game	O
and	O
the	O
worst	O
of	O
Sonic	B-Application
and	O
cramming	O
it	O
into	O
one	O
title	O
.	O
</s>
<s>
Nintendo	O
World	O
Report	O
called	O
it	O
"	O
a	O
demented	O
version	O
of	O
Sonic	B-Application
3D	O
Blast	O
"	O
,	O
drawing	O
similarities	O
through	O
its	O
isometric	B-Application
style	O
.	O
</s>
<s>
Official	O
Nintendo	O
Magazine	O
called	O
it	O
"	O
a	O
dreadful	O
game	O
with	O
an	O
identity	O
crisis	O
"	O
and	O
"	O
one	O
of	O
the	O
worst	O
Sonic	B-Application
games	O
ever	O
"	O
.	O
</s>
