<s>
Sonic	B-Application
Gems	I-Application
Collection	I-Application
is	O
a	O
2005	O
compilation	O
of	O
Sega	O
video	O
games	O
,	O
primarily	O
those	O
in	O
the	O
Sonic	B-Application
the	I-Application
Hedgehog	I-Application
series	I-Application
.	O
</s>
<s>
The	O
emulated	O
games	O
span	O
multiple	O
genres	O
and	O
consoles	B-Device
—	O
from	O
the	O
Sega	B-Operating_System
Genesis	I-Operating_System
to	O
the	O
Sega	B-Device
Saturn	I-Device
—	O
and	O
retain	O
the	O
features	O
and	O
errors	O
of	O
their	O
initial	O
releases	O
with	O
minimal	O
edits	O
.	O
</s>
<s>
Player	O
progress	O
is	O
rewarded	O
with	O
demos	O
of	O
other	O
Sonic	B-Application
games	O
,	O
videos	O
,	O
and	O
promotional	O
artwork	O
spanning	O
the	O
history	O
of	O
the	O
Sonic	B-Application
franchise	I-Application
.	O
</s>
<s>
While	O
its	O
2002	O
predecessor	O
,	O
Sonic	B-Device
Mega	I-Device
Collection	I-Device
and	O
its	O
2004	O
re-release	O
Sonic	B-Device
Mega	I-Device
Collection	I-Device
Plus	O
,	O
comprised	O
the	O
more	O
popular	O
Sonic	B-Application
games	O
,	O
Gems	O
Collection	O
focuses	O
on	O
more	O
obscure	O
games	O
,	O
such	O
as	O
Sonic	B-Application
CD	I-Application
and	O
Sonic	B-Application
the	I-Application
Fighters	I-Application
.	O
</s>
<s>
Other	O
non-Sonic	O
games	O
are	O
included	O
,	O
but	O
some	O
,	O
such	O
as	O
the	O
Streets	B-Application
of	I-Application
Rage	I-Application
trilogy	O
,	O
are	O
omitted	O
in	O
the	O
Western	O
localization	O
.	O
</s>
<s>
Developer	O
Sonic	B-Application
Team	O
conceived	O
the	O
compilation	O
to	O
introduce	O
younger	O
players	O
to	O
older	O
Sonic	B-Application
games	O
.	O
</s>
<s>
One	O
game	O
they	O
wished	O
to	O
include	O
,	O
SegaSonic	B-Application
the	I-Application
Hedgehog	I-Application
,	O
was	O
excluded	O
due	O
to	O
emulation	O
difficulties	O
.	O
</s>
<s>
Sega	O
released	O
Gems	O
Collection	O
for	O
the	O
GameCube	B-Application
and	O
PlayStation	B-Device
2	I-Device
in	O
August	O
2005	O
.	O
</s>
<s>
They	O
preferred	O
Sonic	B-Application
CD	I-Application
and	O
Vectorman	B-Application
,	O
but	O
found	O
Sonic	B-Application
the	I-Application
Fighters	I-Application
and	O
Sonic	B-Application
R	I-Application
mediocre	O
,	O
and	O
disliked	O
the	O
Game	O
Gear	O
games	O
.	O
</s>
<s>
Some	O
were	O
disappointed	O
by	O
the	O
absence	O
of	O
the	O
Streets	B-Application
of	I-Application
Rage	I-Application
games	O
in	O
the	O
International	O
version	O
and	O
other	O
Sonic	B-Application
games	O
like	O
Knuckles	B-Application
 '	I-Application
Chaotix	I-Application
and	O
Sonic	B-Application
the	I-Application
Hedgehog	I-Application
Pocket	I-Application
Adventure	I-Application
.	O
</s>
<s>
Sonic	B-Application
Gems	I-Application
Collection	I-Application
is	O
a	O
compilation	O
of	O
obscure	O
video	O
games	O
published	O
by	O
Sega	O
for	O
various	O
consoles	B-Device
,	O
such	O
as	O
the	O
Sega	B-Device
CD	I-Device
,	O
Sega	B-Device
Saturn	I-Device
,	O
and	O
Game	O
Gear	O
.	O
</s>
<s>
It	O
primarily	O
focuses	O
on	O
Sonic	B-Application
the	I-Application
Hedgehog	I-Application
games	O
,	O
such	O
as	O
Sonic	B-Application
CD	I-Application
(	O
1993	O
)	O
,	O
Sonic	B-Application
the	I-Application
Fighters	I-Application
(	O
1996	O
)	O
,	O
and	O
Sonic	B-Application
R	I-Application
(	O
1997	O
)	O
.	O
</s>
<s>
It	O
also	O
includes	O
six	O
of	O
the	O
twelve	O
Sonic	B-Application
games	O
released	O
for	O
the	O
Game	O
Gear	O
,	O
with	O
the	O
other	O
six	O
having	O
been	O
included	O
in	O
the	O
previous	O
compilation	O
release	O
,	O
Sonic	B-Device
Mega	I-Device
Collection	I-Device
Plus	O
.	O
</s>
<s>
These	O
games	O
encompass	O
various	O
genres	O
,	O
such	O
as	O
platforming	O
,	O
fighting	O
,	O
pinball	B-Application
,	O
and	O
puzzle	O
.	O
</s>
<s>
Additionally	O
,	O
players	O
can	O
unlock	O
several	O
Sega	B-Operating_System
Genesis	I-Operating_System
games	O
unrelated	O
to	O
Sonic	B-Application
,	O
including	O
the	O
two	O
Vectorman	B-Application
games	O
(	O
1995	O
and	O
1996	O
)	O
.	O
</s>
<s>
Four	O
games	O
,	O
Bonanza	B-Application
Bros	I-Application
.	I-Application
(	O
1990	O
)	O
and	O
the	O
Streets	B-Application
of	I-Application
Rage	I-Application
trilogy	O
(	O
1991	O
–	O
1994	O
)	O
,	O
only	O
appear	O
in	O
the	O
Japanese	O
version	O
and	O
are	O
not	O
included	O
in	O
any	O
international	O
releases	O
.	O
</s>
<s>
Each	O
game	O
is	O
mostly	O
identical	O
to	O
its	O
initial	O
release	O
,	O
but	O
some	O
were	O
changed	O
;	O
for	O
example	O
,	O
Sonic	B-Application
R	I-Application
runs	O
at	O
a	O
higher	O
frame	O
rate	O
.	O
</s>
<s>
Time-limited	O
demos	O
of	O
the	O
Genesis	B-Operating_System
Sonic	B-Application
games	O
and	O
the	O
other	O
six	O
Game	O
Gear	O
games	O
can	O
also	O
be	O
unlocked	O
.	O
</s>
<s>
Sonic	B-Application
Gems	I-Application
Collection	I-Application
was	O
developed	O
by	O
Sonic	B-Application
Team	O
and	O
published	O
by	O
Sega	O
for	O
the	O
GameCube	B-Application
and	O
PlayStation	B-Device
2	I-Device
.	O
</s>
<s>
According	O
to	O
Sonic	B-Application
Team	O
director	O
Yojiro	O
Ogawa	O
,	O
the	O
compilation	O
(	O
and	O
its	O
2002	O
predecessor	O
Sonic	B-Device
Mega	I-Device
Collection	I-Device
)	O
was	O
conceived	O
to	O
introduce	O
young	O
players	O
to	O
older	O
games	O
in	O
the	O
Sonic	B-Application
franchise	I-Application
.	O
</s>
<s>
While	O
Sonic	B-Device
Mega	I-Device
Collection	I-Device
focused	O
on	O
the	O
original	O
Genesis	B-Operating_System
games	O
to	O
showcase	O
what	O
made	O
the	O
franchise	O
a	O
success	O
,	O
Sonic	B-Application
Gems	I-Application
Collection	I-Application
focused	O
on	O
games	O
Sega	O
considered	O
rare	O
and	O
obscure	O
.	O
</s>
<s>
Although	O
Sonic	B-Application
Team	O
was	O
responsible	O
for	O
Sonic	B-Application
Gems	I-Application
Collections	I-Application
creation	O
,	O
they	O
had	O
limited	O
involvement	O
in	O
the	O
development	O
of	O
the	O
games	O
included	O
on	O
the	O
compilation	O
;	O
for	O
example	O
,	O
Sega	O
AM2	O
made	O
Sonic	B-Application
the	I-Application
Fighters	I-Application
,	O
and	O
Sonic	B-Application
R	I-Application
was	O
primarily	O
developed	O
by	O
Traveller	O
's	O
Tales	O
.	O
</s>
<s>
Most	O
of	O
the	O
games	O
included	O
are	O
emulated	O
,	O
but	O
Sonic	B-Application
the	I-Application
Fighters	I-Application
is	O
a	O
port	O
.	O
</s>
<s>
At	O
the	O
beginning	O
of	O
Gems	O
Collections	O
development	O
,	O
Sonic	B-Application
Team	O
made	O
a	O
list	O
of	O
the	O
most	O
wanted	O
games	O
for	O
the	O
compilation	O
.	O
</s>
<s>
Sonic	B-Application
CD	I-Application
and	O
Vectorman	B-Application
were	O
considered	O
for	O
inclusion	O
in	O
Mega	O
Collection	O
,	O
but	O
were	O
deferred	O
to	O
Gems	O
Collection	O
.	O
</s>
<s>
Producer	O
Yuji	O
Naka	O
said	O
storage	O
constraints	O
prevented	O
Sonic	B-Application
CD	I-Application
from	O
inclusion	O
in	O
Mega	O
Collection	O
.	O
</s>
<s>
AM3	O
's	O
SegaSonic	B-Application
the	I-Application
Hedgehog	I-Application
(	O
1993	O
)	O
was	O
omitted	O
due	O
to	O
problems	O
emulating	O
its	O
trackball	B-Device
controls	O
.	O
</s>
<s>
AM2	O
assisted	O
in	O
porting	O
Sonic	B-Application
the	I-Application
Fighters	I-Application
,	O
marking	O
its	O
first	O
release	O
on	O
a	O
home	O
console	B-Device
.	O
</s>
<s>
The	O
Windows	O
versions	O
of	O
Sonic	B-Application
CD	I-Application
and	O
Sonic	B-Application
R	I-Application
were	O
used	O
in	O
Sonic	B-Application
Gems	I-Application
Collection	I-Application
.	O
</s>
<s>
Both	O
games	O
received	O
visual	O
upgrades	O
:	O
Sonic	B-Application
CDs	I-Application
opening	O
sequence	O
is	O
presented	O
in	O
fullscreen	O
and	O
Sonic	B-Application
R	I-Application
has	O
higher	O
resolution	O
textures	O
.	O
</s>
<s>
During	O
development	O
,	O
Sonic	B-Application
Team	O
hoped	O
that	O
each	O
region	O
's	O
version	O
of	O
Sonic	B-Application
Gems	I-Application
Collection	I-Application
would	O
be	O
identical	O
in	O
content	O
.	O
</s>
<s>
However	O
,	O
the	O
Streets	B-Application
of	I-Application
Rage	I-Application
games	O
and	O
Bonanza	B-Application
Bros	I-Application
.	I-Application
had	O
to	O
be	O
omitted	O
from	O
the	O
North	O
American	O
localization	O
,	O
due	O
to	O
fears	O
of	O
a	O
"	O
Teen	O
"	O
rating	O
from	O
the	O
Entertainment	O
Software	O
Rating	O
Board	O
(	O
ESRB	O
)	O
.	O
</s>
<s>
The	O
team	O
also	O
wished	O
to	O
include	O
both	O
the	O
Japanese	O
and	O
North	O
American	O
Sonic	B-Application
CD	I-Application
soundtracks	O
,	O
but	O
storage	O
and	O
licensing	O
problems	O
resulted	O
in	O
Japan	O
only	O
receiving	O
its	O
respective	O
soundtrack	O
and	O
all	O
other	O
regions	O
using	O
the	O
North	O
American	O
version	O
.	O
</s>
<s>
Sonic	B-Application
Gems	I-Application
Collection	I-Application
was	O
announced	O
in	O
May	O
2005	O
,	O
and	O
was	O
playable	O
at	O
the	O
Electronic	O
Entertainment	O
Expo	O
(	O
E3	O
)	O
.	O
</s>
<s>
The	O
PlayStation	B-Device
2	I-Device
version	O
was	O
not	O
released	O
in	O
North	O
America	O
.	O
</s>
<s>
Those	O
who	O
ordered	O
the	O
game	O
through	O
Sega	O
's	O
online	O
store	O
Sega	O
Direct	O
received	O
an	O
exclusive	O
Sonic-themed	O
yo-yo	B-Operating_System
.	O
</s>
<s>
According	O
to	O
Metacritic	O
,	O
a	O
video	O
game	O
review	B-Application
aggregator	I-Application
,	O
Sonic	B-Application
Gems	I-Application
Collection	I-Application
received	O
"	O
mixed	O
or	O
average	O
"	O
reviews	O
.	O
</s>
<s>
In	O
2006	O
,	O
the	O
GameCube	B-Application
version	O
was	O
branded	O
a	O
Player	O
's	O
Choice	O
game	O
,	O
indicating	O
it	O
sold	O
a	O
million	O
units	O
.	O
</s>
<s>
Reviewers	O
considered	O
Sonic	B-Application
CD	I-Application
the	O
compilation	O
's	O
strongest	O
feature	O
,	O
so	O
much	O
that	O
Nintendo	B-Application
Powers	I-Application
Steve	O
T	O
.	O
and	O
Electronic	O
Gaming	O
Monthly	O
(	O
EGM	O
)	O
said	O
it	O
was	O
worth	O
buying	O
for	O
Sonic	B-Application
CD	I-Application
alone	O
.	O
</s>
<s>
Juan	O
Castro	O
(	O
IGN	O
)	O
found	O
that	O
Sonic	B-Application
CD	I-Application
"	O
still	O
holds	O
its	O
own	O
against	O
modern	O
platformers	O
"	O
,	O
praising	O
its	O
unique	O
,	O
time-travel	O
oriented	O
gameplay	O
,	O
level	O
design	O
,	O
visuals	O
,	O
and	O
sound	O
.	O
</s>
<s>
Castro	O
called	O
it	O
one	O
of	O
the	O
best	O
games	O
in	O
the	O
Sonic	B-Application
series	I-Application
and	O
was	O
no	O
less	O
fun	O
than	O
its	O
original	O
release	O
.	O
</s>
<s>
Ryan	O
Davis	O
(	O
GameSpot	O
)	O
found	O
Sonic	B-Application
CD	I-Application
superior	O
to	O
the	O
other	O
games	O
in	O
the	O
compilation	O
,	O
and	O
Tom	O
Bramwell	O
(	O
Eurogamer	O
)	O
declared	O
"	O
rejoice	O
for	O
Sonic	B-Application
CD	I-Application
...	O
Just	O
do	O
n't	O
rejoice	O
for	O
anything	O
else	O
,	O
because	O
it	O
's	O
mostly	O
rubbish	O
"	O
.	O
</s>
<s>
Many	O
reviewers	O
were	O
also	O
pleased	O
by	O
the	O
inclusion	O
of	O
the	O
Vectorman	B-Application
games	O
.	O
</s>
<s>
Critics	O
generally	O
felt	O
Sonic	B-Application
R	I-Application
and	O
Sonic	B-Application
the	I-Application
Fighters	I-Application
were	O
mediocre	O
.	O
</s>
<s>
Castro	O
,	O
Theobald	O
,	O
and	O
Davis	O
compared	O
Sonic	B-Application
the	I-Application
Fighters	I-Application
unfavorably	O
to	O
the	O
Virtua	B-Application
Fighter	I-Application
games	O
,	O
with	O
Davis	O
calling	O
it	O
dated	O
and	O
simplistic	O
.	O
</s>
<s>
Jeuxvideo.coms	O
Superpanda	O
,	O
in	O
a	O
negative	O
review	O
of	O
the	O
compilation	O
,	O
argued	O
that	O
Sonic	B-Application
the	I-Application
Fighters	I-Application
was	O
too	O
short	O
and	O
had	O
control	O
issues	O
,	O
but	O
that	O
Sonic	B-Application
R	I-Application
was	O
on	O
par	O
with	O
Sonic	B-Application
CD	I-Application
in	O
terms	O
of	O
quality	O
,	O
praising	O
the	O
game	O
's	O
graphics	O
and	O
claiming	O
that	O
it	O
was	O
the	O
compilation	O
's	O
most	O
beautiful	O
game	O
.	O
</s>
<s>
Conversely	O
,	O
Davis	O
said	O
Sonic	B-Application
Rs	I-Application
"	O
laughably	O
bad	O
soundtrack	O
"	O
was	O
its	O
"	O
only	O
redeeming	O
quality	O
"	O
.	O
</s>
<s>
The	O
six	O
Game	O
Gear	O
Sonic	B-Application
games	O
were	O
criticized	O
for	O
their	O
uneven	O
quality	O
and	O
poor	O
emulation	O
.	O
</s>
<s>
He	O
also	O
considered	O
the	O
selection	O
random	O
(	O
"	O
why	O
Sonic	B-Application
2	I-Application
,	O
but	O
no	O
Sonic	B-Application
?	O
"	O
)	O
.	O
</s>
<s>
Castro	O
was	O
intrigued	O
that	O
they	O
were	O
all	O
on	O
one	O
disc	O
,	O
but	O
thought	O
their	O
screen	O
displays	O
were	O
bad	O
and	O
said	O
"	O
you	O
'd	O
probably	O
be	O
better	O
off	O
dusting	O
your	O
old	O
[	O
Game	O
Gear ]	O
and	O
finding	O
those	O
old	O
games	O
"	O
rather	O
than	O
playing	O
them	O
on	O
Sonic	B-Application
Gems	I-Application
Collection	I-Application
.	O
</s>
<s>
Of	O
the	O
Game	O
Gear	O
games	O
,	O
Davis	O
preferred	O
Sonic	B-Application
2	I-Application
,	O
Sonic	B-Application
Triple	I-Application
Trouble	I-Application
,	O
and	O
Tails	B-Application
Skypatrol	I-Application
,	O
but	O
disliked	O
the	O
rest	O
.	O
</s>
<s>
Davis	O
and	O
Theobald	O
both	O
criticized	O
the	O
exclusion	O
of	O
the	O
Streets	B-Application
of	I-Application
Rage	I-Application
games	O
in	O
the	O
North	O
American	O
version	O
.	O
</s>
<s>
Davis	O
stated	O
he	O
preferred	O
them	O
over	O
Vectorman	B-Application
and	O
Theobald	O
said	O
Sega	O
should	O
have	O
just	O
let	O
the	O
compilation	O
get	O
a	O
Teen	O
rating	O
from	O
the	O
ESRB	O
.	O
</s>
<s>
Theobald	O
was	O
also	O
disappointed	O
that	O
the	O
compilation	O
lacked	O
SegaSonic	B-Application
the	I-Application
Hedgehog	I-Application
,	O
Knuckles	B-Application
 '	I-Application
Chaotix	I-Application
,	O
and	O
the	O
other	O
Game	O
Gear	O
games	O
.	O
</s>
<s>
Jeremy	O
Parish	O
(	O
1UP.com	O
)	O
said	O
even	O
combining	O
Sonic	B-Device
Mega	I-Device
Collection	I-Device
and	O
Sonic	B-Application
Gems	I-Application
Collection	I-Application
would	O
provide	O
players	O
an	O
incomplete	O
Sonic	B-Application
collection	O
,	O
lambasting	O
the	O
exclusion	O
of	O
Knuckles	B-Application
 '	I-Application
Chaotix	I-Application
and	O
Sonic	B-Application
the	I-Application
Hedgehog	I-Application
Pocket	I-Application
Adventure	I-Application
and	O
feeling	O
the	O
Master	O
System	O
Sonic	B-Application
games	O
should	O
have	O
been	O
included	O
,	O
not	O
the	O
Game	O
Gear	O
ones	O
.	O
</s>
<s>
Superpanda	O
said	O
he	O
would	O
have	O
preferred	O
Knuckles	B-Application
 '	I-Application
Chaotix	I-Application
over	O
the	O
Game	O
Gear	O
games	O
and	O
also	O
considered	O
its	O
exclusion	O
of	O
the	O
Saturn	B-Device
version	O
of	O
Sonic	B-Application
3D	I-Application
Blast	I-Application
a	O
disappointment	O
.	O
</s>
<s>
Reviewers	O
were	O
generally	O
divided	O
over	O
whether	O
Sonic	B-Application
Gems	I-Application
Collection	I-Application
would	O
leave	O
players	O
satisfied	O
.	O
</s>
<s>
EGM	O
summed	O
it	O
up	O
as	O
a	O
"	O
woefully	O
uneven	O
mix	O
"	O
,	O
but	O
one	O
Sonic	B-Application
fans	O
should	O
check	O
out	O
if	O
they	O
wanted	O
Sonic	B-Application
CD	I-Application
.	O
</s>
<s>
Castro	O
said	O
the	O
compilation	O
was	O
"	O
decent	O
"	O
and	O
worth	O
its	O
price	O
tag	O
,	O
but	O
was	O
not	O
as	O
solid	O
as	O
Sonic	B-Device
Mega	I-Device
Collection	I-Device
.	O
</s>
<s>
Theobald	O
found	O
it	O
weak	O
and	O
that	O
only	O
Sonic	B-Application
CD	I-Application
and	O
Vectorman	B-Application
would	O
appeal	O
to	O
casual	O
gamers	O
.	O
</s>
<s>
Bramwell	O
was	O
sarcastic	O
:	O
"	O
if	O
this	O
sort	O
of	O
thing	O
matters	O
to	O
you	O
,	O
if	O
you	O
still	O
ca	O
n't	O
bear	O
to	O
unplug	O
your	O
Dreamcast	B-Operating_System
,	O
and	O
you	O
do	O
own	O
Virtua	B-Application
Fighter	I-Application
4	I-Application
and	O
all	O
the	O
others	O
and	O
think	O
they	O
're	O
brilliant	O
,	O
this	O
is	O
for	O
you	O
"	O
.	O
</s>
<s>
When	O
Famitsu	O
named	O
the	O
best	O
games	O
of	O
2005	O
,	O
it	O
ranked	O
Sonic	B-Application
Gems	I-Application
Collection	I-Application
among	O
the	O
bottom	O
of	O
the	O
PlayStation	B-Device
2	I-Device
and	O
GameCube	B-Application
releases	O
.	O
</s>
