<s>
Sonic	B-Device
Classic	I-Device
Collection	I-Device
is	O
a	O
2010	O
video	O
game	O
compilation	O
developed	O
by	O
Creative	O
Assembly	O
and	O
published	O
by	O
Sega	O
exclusively	O
for	O
the	O
Nintendo	B-Device
DS	I-Device
.	O
</s>
<s>
It	O
contains	O
the	O
four	O
main	O
Sonic	B-Application
the	I-Application
Hedgehog	I-Application
platform	O
games	O
originally	O
released	O
for	O
the	O
Sega	B-Operating_System
Genesis	I-Operating_System
:	O
Sonic	B-Application
the	I-Application
Hedgehog	I-Application
,	O
Sonic	B-Application
the	I-Application
Hedgehog	I-Application
2	I-Application
,	O
Sonic	B-Application
the	I-Application
Hedgehog	I-Application
3	I-Application
,	O
and	O
Sonic	B-Application
&	I-Application
Knuckles	I-Application
.	O
</s>
<s>
Upon	O
release	O
,	O
Sonic	B-Device
Classic	I-Device
Collection	I-Device
received	O
mixed	O
reviews	O
.	O
</s>
<s>
Sonic	B-Device
Classic	I-Device
Collection	I-Device
contains	O
Sonic	B-Application
the	I-Application
Hedgehog	I-Application
,	O
Sonic	B-Application
the	I-Application
Hedgehog	I-Application
2	I-Application
,	O
Sonic	B-Application
the	I-Application
Hedgehog	I-Application
3	I-Application
,	O
and	O
Sonic	B-Application
&	I-Application
Knuckles	I-Application
.	O
</s>
<s>
The	O
Lock-on	O
modes	O
from	O
the	O
original	O
Sonic	B-Application
&	I-Application
Knuckles	I-Application
cartridge	O
(	O
Knuckles	B-Application
in	I-Application
Sonic	I-Application
the	I-Application
Hedgehog	I-Application
2	I-Application
and	O
Sonic	B-Application
3	I-Application
&	B-Application
Knuckles	I-Application
)	O
are	O
fully	O
implemented	O
and	O
playable	O
.	O
</s>
<s>
Alongside	O
the	O
main	O
games	O
,	O
a	O
gallery	O
of	O
character	O
artwork	O
from	O
the	O
Sonic	B-Application
series	I-Application
is	O
viewable	O
.	O
</s>
<s>
On	O
November	O
11	O
,	O
2009	O
,	O
the	O
BBFC	O
classified	O
Sonic	B-Device
Classic	I-Device
Collection	I-Device
,	O
accidentally	O
announcing	O
the	O
game	O
early	O
.	O
</s>
<s>
Two	O
videos	O
,	O
one	O
about	O
Sonic	B-Device
Chronicles	I-Device
:	I-Device
The	I-Device
Dark	I-Device
Brotherhood	I-Device
and	O
the	O
other	O
about	O
the	O
history	O
of	O
the	O
Sonic	B-Application
franchise	I-Application
,	O
were	O
listed	O
as	O
content	O
present	O
within	O
the	O
game	O
.	O
</s>
<s>
Sonic	B-Device
Classic	I-Device
Collection	I-Device
was	O
formally	O
announced	O
by	O
Sega	O
on	O
December	O
1	O
,	O
2009	O
through	O
a	O
press	O
release	O
.	O
</s>
<s>
The	O
limited	O
edition	O
comes	O
with	O
a	O
tin	O
box	O
containing	O
the	O
base	O
game	O
,	O
a	O
Sonic	B-Application
figurine	O
,	O
and	O
five	O
postcards	O
of	O
Sonic	B-Application
artwork	O
.	O
</s>
<s>
In	O
2015	O
,	O
Sonic	B-Device
Classic	I-Device
Collection	I-Device
illustrations	O
were	O
discovered	O
in	O
a	O
former	O
Creative	O
Assembly	O
Australia	O
employee	O
's	O
portfolio	O
,	O
including	O
Sonic	B-Application
Spinball	I-Application
,	O
Dr.	B-Application
Robotnik	I-Application
's	I-Application
Mean	I-Application
Bean	I-Application
Machine	I-Application
,	O
and	O
Sonic	B-Application
3D	I-Application
Blast	I-Application
logos	O
.	O
</s>
<s>
According	O
to	O
review	B-Application
aggregator	I-Application
Metacritic	O
,	O
Sonic	B-Device
Classic	I-Device
Collection	I-Device
received	O
"	O
mixed	O
or	O
average	O
"	O
reviews	O
.	O
</s>
<s>
However	O
,	O
critics	O
criticised	O
the	O
emulation	O
for	O
"	O
the	O
iffy	O
frame	O
rate	O
present	O
in	O
all	O
the	O
games	O
"	O
,	O
and	O
"	O
although	O
the	O
game	O
never	O
slows	O
down	O
to	O
the	O
extent	O
of	O
Sonic	B-Application
’s	O
infamous	O
Game	B-Device
Boy	I-Device
Advance	I-Device
outing	O
,	O
it	O
’s	O
a	O
fact	O
that	O
the	O
DS	B-Device
should	O
n’t	O
be	O
struggling	O
with	O
these	O
games	O
"	O
.	O
</s>
