<s>
and	O
are	O
1999	O
role-playing	O
video	O
games	O
developed	O
by	O
Game	O
Freak	O
and	O
published	O
by	O
Nintendo	O
for	O
the	O
Game	B-Device
Boy	I-Device
Color	I-Device
.	O
</s>
<s>
They	O
are	O
the	O
first	O
installments	O
in	O
the	O
second	O
generation	O
of	O
the	O
Pokémon	B-Application
video	O
game	O
series	O
.	O
</s>
<s>
Pokémon	B-Application
Crystal	I-Application
,	O
a	O
third	O
version	O
,	O
was	O
released	O
a	O
year	O
later	O
in	O
each	O
region	O
.	O
</s>
<s>
In	O
2009	O
,	O
on	O
the	O
10th	O
anniversary	O
of	O
Gold	O
and	O
Silver	O
,	O
remakes	O
titled	O
Pokémon	B-Application
HeartGold	I-Application
and	I-Application
SoulSilver	I-Application
were	O
released	O
for	O
the	O
Nintendo	B-Device
DS	I-Device
.	O
</s>
<s>
The	O
games	O
introduce	O
100	O
new	O
species	O
of	O
Pokémon	B-Application
and	O
follow	O
the	O
progress	O
of	O
the	O
player	O
character	O
in	O
their	O
quest	O
to	O
master	O
Pokémon	B-Application
battling	O
.	O
</s>
<s>
The	O
Johto	O
Saga	O
of	O
the	O
Pokémon	B-Application
anime	O
is	O
based	O
on	O
the	O
new	O
region	O
introduced	O
in	O
the	O
games	O
.	O
</s>
<s>
Pokémon	B-Application
Gold	O
and	O
Silver	O
were	O
critically	O
acclaimed	O
upon	O
release	O
.	O
</s>
<s>
They	O
are	O
considered	O
by	O
some	O
to	O
be	O
the	O
best	O
games	O
in	O
the	O
entire	O
series	O
,	O
as	O
well	O
as	O
some	O
of	O
the	O
most	O
significant	O
games	O
of	O
the	O
fifth	B-Application
generation	I-Application
of	I-Application
video	I-Application
game	I-Application
consoles	I-Application
.	O
</s>
<s>
They	O
continued	O
the	O
enormous	O
success	O
of	O
Pokémon	B-Application
Red	I-Application
and	I-Application
Blue	I-Application
as	O
Pokémon	B-Application
began	O
to	O
form	O
into	O
a	O
multi-billion	O
dollar	O
franchise	O
.	O
</s>
<s>
The	O
games	O
almost	O
matched	O
the	O
sales	O
of	O
Red	O
and	O
Blue	O
,	O
and	O
by	O
2010	O
had	O
gone	O
on	O
to	O
sell	O
over	O
23	O
million	O
units	O
making	O
them	O
the	O
best-selling	O
games	O
for	O
the	O
Game	B-Device
Boy	I-Device
Color	I-Device
and	O
the	O
third-best-selling	O
for	O
the	O
Game	B-Device
Boy	I-Device
family	O
of	O
systems	O
.	O
</s>
<s>
Like	O
previous	O
installments	O
,	O
Pokémon	B-Application
Gold	O
and	O
Silver	O
are	O
played	O
from	O
a	O
third-person	O
,	O
top-down	O
perspective	O
,	O
with	O
players	O
directly	O
navigating	O
the	O
protagonist	O
around	O
the	O
fictional	O
universe	O
,	O
interacting	O
with	O
objects	O
and	O
people	O
.	O
</s>
<s>
As	O
the	O
player	O
explores	O
this	O
world	O
,	O
they	O
will	O
encounter	O
different	O
terrains	O
,	O
such	O
as	O
grassy	O
fields	O
,	O
forests	O
,	O
caves	O
,	O
and	O
seas	O
in	O
which	O
different	O
Pokémon	B-Application
species	O
reside	O
.	O
</s>
<s>
As	O
the	O
player	O
randomly	O
encounters	O
one	O
of	O
these	O
creatures	O
,	O
the	O
field	O
switches	O
to	O
a	O
turn-based	O
"	O
battle	O
scene	O
"	O
,	O
where	O
the	O
Pokémon	B-Application
will	O
fight	O
.	O
</s>
<s>
There	O
are	O
two	O
main	O
goals	O
within	O
the	O
games	O
:	O
following	O
through	O
the	O
main	O
storyline	O
and	O
defeating	O
the	O
Elite	O
Four	O
and	O
Pokémon	B-Application
Master	O
Lance	O
to	O
become	O
the	O
new	O
Champion	O
,	O
and	O
completing	O
the	O
Pokédex	O
by	O
capturing	O
,	O
evolving	O
,	O
and	O
trading	O
to	O
obtain	O
all	O
251	O
creatures	O
.	O
</s>
<s>
A	O
major	O
aspect	O
of	O
this	O
is	O
developing	O
and	O
raising	O
the	O
player	O
's	O
Pokémon	B-Application
by	O
battling	O
other	O
Pokémon	B-Application
,	O
which	O
can	O
be	O
found	O
in	O
the	O
wild	O
or	O
owned	O
by	O
other	O
Trainers	O
.	O
</s>
<s>
This	O
system	O
of	O
accumulating	O
experience	O
points	O
(	O
EXP	O
)	O
and	O
leveling	O
up	O
,	O
characteristic	O
and	O
integral	O
to	O
all	O
Pokémon	B-Application
video	O
games	O
,	O
controls	O
the	O
physical	O
properties	O
of	O
the	O
Pokémon	B-Application
,	O
such	O
as	O
the	O
battle	O
statistics	O
acquired	O
,	O
and	O
the	O
moves	O
learned	O
.	O
</s>
<s>
While	O
Pokémon	B-Application
Gold	O
and	O
Silver	O
retain	O
the	O
basic	O
mechanics	O
of	O
capturing	O
,	O
battling	O
,	O
and	O
evolving	O
introduced	O
in	O
Pokémon	B-Application
Red	I-Application
and	I-Application
Blue	I-Application
,	O
new	O
features	O
were	O
added	O
.	O
</s>
<s>
Certain	O
events	O
,	O
including	O
Pokémon	B-Application
appearances	O
,	O
are	O
influenced	O
by	O
this	O
feature	O
.	O
</s>
<s>
New	O
items	O
were	O
added	O
,	O
with	O
some	O
designed	O
to	O
exploit	O
a	O
new	O
mechanic	O
:	O
Pokémon	B-Application
being	O
able	O
to	O
hold	O
items	O
.	O
</s>
<s>
Other	O
held	O
items	O
can	O
give	O
boosts	O
to	O
the	O
Pokémon	B-Application
during	O
battle	O
.	O
</s>
<s>
More	O
specialized	O
Poké	O
Balls	O
were	O
introduced	O
,	O
which	O
make	O
Pokémon	B-Application
catching	O
easier	O
in	O
certain	O
situations	O
.	O
</s>
<s>
Trainers	O
will	O
call	O
for	O
a	O
rematch	O
and	O
others	O
will	O
call	O
about	O
rare	O
Pokémon	B-Application
that	O
can	O
be	O
caught	O
in	O
a	O
certain	O
area	O
.	O
</s>
<s>
The	O
games	O
introduce	O
Raikou	O
,	O
Entei	O
,	O
and	O
Suicune	O
,	O
some	O
new	O
types	O
of	O
legendary	O
Pokémon	B-Application
that	O
wander	O
around	O
Johto	O
,	O
changing	O
locations	O
frequently	O
.	O
</s>
<s>
In	O
addition	O
,	O
there	O
is	O
the	O
possibility	O
of	O
encountering	O
a	O
shiny	O
Pokémon	B-Application
,	O
which	O
have	O
a	O
different	O
coloration	O
than	O
normal	O
Pokémon	B-Application
of	O
their	O
species	O
,	O
and	O
appear	O
very	O
rarely	O
.	O
</s>
<s>
Two	O
new	O
Pokémon	B-Application
types	O
were	O
added	O
,	O
the	O
Steel-type	O
and	O
the	O
Dark-type	O
.	O
</s>
<s>
Steel-type	O
Pokémon	B-Application
are	O
immune	O
to	O
Poison-type	O
moves	O
,	O
and	O
they	O
have	O
very	O
high	O
defense	O
and	O
resistance	O
to	O
other	O
types	O
,	O
while	O
Dark-type	O
Pokémon	B-Application
are	O
immune	O
to	O
Psychic-type	O
moves	O
and	O
are	O
strong	O
against	O
Psychic-type	O
Pokémon	B-Application
(	O
which	O
provides	O
an	O
offensive	O
strategy	O
,	O
formerly	O
absent	O
against	O
Psychic-types	O
)	O
,	O
as	O
well	O
as	O
having	O
few	O
weaknesses	O
.	O
</s>
<s>
In	O
Gold	O
and	O
Silver	O
,	O
new	O
moves	O
were	O
added	O
,	O
but	O
Pokémon	B-Application
knowing	O
these	O
moves	O
are	O
not	O
allowed	O
to	O
be	O
traded	O
to	O
the	O
first	O
generation	O
games	O
.	O
</s>
<s>
To	O
solve	O
this	O
,	O
a	O
move	O
deleter	O
was	O
introduced	O
,	O
capable	O
of	O
erasing	O
moves	O
known	O
by	O
the	O
Pokémon	B-Application
.	O
</s>
<s>
With	O
the	O
introduction	O
of	O
Pokémon	B-Application
breeding	O
,	O
Pokémon	B-Application
are	O
assigned	O
to	O
one	O
or	O
two	O
breeding	O
groups	O
.	O
</s>
<s>
When	O
a	O
male	O
and	O
female	O
Pokémon	B-Application
that	O
share	O
at	O
least	O
one	O
breeding	O
group	O
are	O
left	O
at	O
a	O
Pokémon	B-Application
Daycare	O
,	O
they	O
may	O
produce	O
an	O
egg	O
,	O
which	O
will	O
hatch	O
into	O
a	O
young	O
Pokémon	B-Application
.	O
</s>
<s>
The	O
young	O
Pokémon	B-Application
will	O
inherit	O
the	O
species	O
of	O
its	O
mother	O
,	O
and	O
moves	O
from	O
its	O
father	O
.	O
</s>
<s>
However	O
,	O
legendary	O
and	O
mythical	O
Pokémon	B-Application
,	O
among	O
certain	O
other	O
species	O
,	O
cannot	O
breed	O
.	O
</s>
<s>
Pokémon	B-Application
Gold	O
and	O
Silver	O
are	O
set	O
in	O
the	O
region	O
of	O
Johto	O
,	O
situated	O
to	O
the	O
west	O
of	O
the	O
Kanto	O
region	O
from	O
the	O
previous	O
Red	O
and	O
Blue	O
games	O
,	O
and	O
three	O
years	O
after	O
the	O
conclusion	O
of	O
the	O
previous	O
games	O
.	O
</s>
<s>
As	O
with	O
the	O
previous	O
games	O
,	O
the	O
player	O
character	O
receives	O
his	O
first	O
Pokémon	B-Application
,	O
a	O
choice	O
between	O
Chikorita	O
,	O
Cyndaquil	O
,	O
and	O
Totodile	O
,	O
from	O
the	O
region	O
's	O
local	O
Pokémon	B-Application
scientist	O
,	O
Professor	O
Elm	O
,	O
and	O
then	O
begins	O
his	O
journey	O
to	O
win	O
the	O
eight	O
Gym	O
Badges	O
of	O
the	O
Johto	O
region	O
and	O
then	O
challenge	O
the	O
Elite	O
Four	O
and	O
Champion	O
to	O
become	O
the	O
region	O
's	O
new	O
Pokémon	B-Application
Master	O
.	O
</s>
<s>
Opposing	O
him	O
is	O
his	O
mysterious	O
rival	O
,	O
a	O
boy	O
who	O
stole	O
one	O
of	O
the	O
other	O
Pokémon	B-Application
from	O
Professor	O
Elm	O
and	O
regularly	O
challenges	O
the	O
player	O
to	O
test	O
his	O
strengths	O
.	O
</s>
<s>
Eventually	O
,	O
the	O
player	O
thwarts	O
Team	O
Rocket	O
once	O
and	O
for	O
all	O
and	O
defeats	O
the	O
Elite	O
Four	O
and	O
Champion	O
of	O
the	O
Pokémon	B-Application
League	O
on	O
Indigo	O
Plateau	O
.	O
</s>
<s>
Silver	O
area	O
,	O
home	O
to	O
very	O
powerful	O
Pokémon	B-Application
.	O
</s>
<s>
Unlike	O
the	O
previous	O
game	O
in	O
the	O
series	O
,	O
Pokémon	B-Application
Yellow	O
,	O
the	O
new	O
titles	O
were	O
announced	O
to	O
be	O
more	O
than	O
a	O
small	O
upgrade	O
to	O
Pokémon	B-Application
Red	I-Application
and	I-Application
Blue	I-Application
.	O
</s>
<s>
Instead	O
,	O
they	O
would	O
feature	O
a	O
new	O
storyline	O
,	O
a	O
new	O
world	O
,	O
and	O
new	O
species	O
of	O
Pokémon	B-Application
.	O
</s>
<s>
Gold	O
and	O
Silver	O
were	O
designed	O
for	O
the	O
Game	B-Device
Boy	I-Device
Color	I-Device
,	O
allowing	O
them	O
full	O
color	O
support	O
and	O
more	O
detailed	O
sprites	O
.	O
</s>
<s>
Other	O
additions	O
that	O
were	O
shown	O
included	O
Pokémon	B-Application
breeding	O
,	O
held	O
items	O
,	O
an	O
in-game	O
gadget	O
known	O
as	O
the	O
PokéGear	O
,	O
a	O
real-time	O
internal	O
clock	O
,	O
and	O
backward	B-General_Concept
compatibility	I-General_Concept
with	O
the	O
previous	O
games	O
in	O
the	O
series	O
.	O
</s>
<s>
During	O
an	O
ABC	O
News	O
interview	O
,	O
president	O
of	O
Creatures	O
Inc	O
.	O
Tsunekazu	O
Ishihara	O
gave	O
insight	O
into	O
the	O
brainstorming	O
process	O
for	O
developing	O
new	O
Pokémon	B-Application
species	O
.	O
</s>
<s>
So	O
from	O
these	O
experiences	O
in	O
childhood	O
,	O
these	O
ideas	O
for	O
Pokémon	B-Application
came	O
out	O
"	O
.	O
</s>
<s>
In	O
the	O
same	O
vein	O
as	O
the	O
Pokémon	B-Application
Mew	O
of	O
Red	O
and	O
Blue	O
,	O
the	O
exclusive	O
Pokémon	B-Application
Celebi	O
was	O
included	O
in	O
the	O
Gold	O
and	O
Silver	O
games	O
but	O
is	O
only	O
accessible	O
after	O
attending	O
a	O
Nintendo	O
promotional	O
event	O
.	O
</s>
<s>
The	O
first	O
official	O
event	O
offering	O
Celebi	O
was	O
Nintendo	O
Space	O
World	O
2000	O
in	O
Japan	O
,	O
in	O
which	O
100,000	O
attendees	O
would	O
be	O
awarded	O
the	O
rare	O
Pokémon	B-Application
.	O
</s>
<s>
Ishihara	O
stated	O
that	O
Gold	O
and	O
Silver	O
started	O
development	O
right	O
after	O
Pokémon	B-Application
Red	I-Application
and	I-Application
Green	I-Application
were	O
released	O
in	O
Japan	O
.	O
</s>
<s>
Development	O
issues	O
,	O
worsened	O
by	O
Game	O
Freak	O
being	O
sidetracked	O
with	O
Pokémon	B-Device
Stadium	I-Device
and	O
the	O
localization	O
of	O
the	O
first	O
generation	O
,	O
led	O
the	O
game	O
to	O
be	O
postponed	O
,	O
and	O
the	O
original	O
release	O
slate	O
was	O
taken	O
over	O
by	O
Pokémon	B-Application
Yellow	O
.	O
</s>
<s>
Satoru	O
Iwata	O
,	O
then	O
the	O
president	O
of	O
HAL	O
Laboratory	O
who	O
would	O
later	O
become	O
Nintendo	O
's	O
CEO	O
,	O
helped	O
the	O
team	O
by	O
developing	O
new	O
tools	O
for	O
compressing	O
the	O
Pokémon	B-Application
graphic	O
code	O
.	O
</s>
<s>
Junichi	O
Masuda	O
composed	O
his	O
music	O
on	O
an	O
Amiga	B-Device
computer	I-Device
,	O
presumably	O
in	O
a	O
music	B-Application
tracker	I-Application
format	O
,	O
converted	O
to	O
MIDI	O
data	O
and	O
converted	O
again	O
to	O
the	O
Game	B-Device
Boy	I-Device
Color	I-Device
.	O
</s>
<s>
Four	O
ROM	B-General_Concept
images	I-General_Concept
from	O
the	O
early-in-development	O
Japanese-language	O
demo	O
were	O
leaked	O
during	O
the	O
1997	O
Nintendo	O
Space	O
World	O
presentation	O
:	O
two	O
debug	B-Device
versions	O
of	O
the	O
games	O
,	O
and	O
two	O
versions	O
that	O
were	O
modified	O
to	O
work	O
on	O
normal	O
Game	B-Device
Boy	I-Device
hardware	O
and	O
most	O
emulators	O
.	O
</s>
<s>
These	O
ROM	B-General_Concept
images	I-General_Concept
were	O
only	O
rumored	O
to	O
exist	O
until	O
they	O
were	O
anonymously	O
posted	O
on	O
the	O
"	O
Pokémon	B-Application
Reverse	O
Engineering	O
Tools	O
"	O
(	O
PRET	O
)	O
Discord	B-Application
server	O
in	O
May	O
2018	O
.	O
</s>
<s>
The	O
ROMs	O
were	O
analyzed	O
and	O
translated	O
,	O
and	O
The	O
Cutting	O
Room	O
Floor	O
went	O
on	O
to	O
release	O
a	O
spreadsheet	O
containing	O
all	O
the	O
information	O
they	O
had	O
discovered	O
,	O
which	O
includes	O
a	O
list	O
of	O
Pokémon	B-Application
species	O
,	O
Pokémon	B-Application
"	O
moves	O
"	O
,	O
items	O
,	O
non-playable	O
characters	O
,	O
maps	O
,	O
and	O
music	O
.	O
</s>
<s>
The	O
demo	O
has	O
a	O
larger	O
world	O
map	O
than	O
the	O
final	O
game	O
(	O
which	O
itself	O
is	O
based	O
on	O
the	O
entirety	O
of	O
Japan	O
,	O
unlike	O
the	O
final	O
region	O
,	O
which	O
is	O
based	O
on	O
the	O
Kansai	O
region	O
of	O
Japan	O
)	O
,	O
and	O
includes	O
around	O
100	O
unused	O
and	O
changed	O
Pokémon	B-Application
designs	O
.	O
</s>
<s>
Earlier	O
in	O
May	O
2018	O
,	O
Pokémon	B-Application
artist	O
Atsuko	O
Nishida	O
revealed	O
that	O
the	O
popular	O
creature	O
Pikachu	B-Application
was	O
originally	O
supposed	O
to	O
have	O
a	O
third	O
evolution	O
,	O
named	O
"	O
Gorochu	O
"	O
.	O
</s>
<s>
Additionally	O
,	O
Pokemon	O
creator	O
Satoshi	O
Tajiri	O
has	O
revealed	O
four	O
unused	O
designs	O
that	O
would	O
have	O
been	O
included	O
in	O
the	O
original	O
Pokémon	B-Application
games	O
.	O
</s>
<s>
Matthew	O
Byrd	O
,	O
writing	O
for	O
Den	O
of	O
Geek	O
,	O
stated	O
that	O
a	O
lot	O
of	O
design	O
work	O
had	O
gone	O
into	O
the	O
Pokémon	B-Application
that	O
were	O
eventually	O
cut	O
,	O
suggesting	O
that	O
Game	O
Freak	O
might	O
have	O
taken	O
them	O
out	O
during	O
the	O
testing	O
phase	O
due	O
to	O
balance	O
issues	O
.	O
</s>
<s>
Nintendo	O
announced	O
the	O
release	O
of	O
the	O
Pocket	B-Application
Pikachu	I-Application
Color	I-Application
,	O
a	O
full-color	O
portable	O
digital	O
pet	O
similar	O
to	O
the	O
one	O
released	O
the	O
year	O
before	O
.	O
</s>
<s>
Pocket	B-Application
Pikachu	I-Application
Color	I-Application
was	O
slated	O
for	O
release	O
in	O
Japan	O
on	O
November	O
21	O
,	O
1999	O
,	O
the	O
same	O
day	O
as	O
the	O
release	O
of	O
Gold	O
and	O
Silver	O
.	O
</s>
<s>
In	O
addition	O
,	O
an	O
officially	O
licensed	O
Pikachu-themed	O
Game	B-Device
Link	I-Device
Cable	I-Device
developed	O
by	O
Kemco	O
was	O
set	O
for	O
release	O
in	O
Japan	O
on	O
November	O
18	O
,	O
1999	O
.	O
</s>
<s>
The	O
product	O
functions	O
like	O
a	O
normal	O
Game	B-Device
Link	I-Device
Cable	I-Device
and	O
consists	O
of	O
a	O
yellow	O
cable	O
with	O
a	O
figure	O
of	O
Pikachu	B-Application
on	O
one	O
end	O
,	O
and	O
a	O
Poké	O
Ball	O
on	O
the	O
other	O
.	O
</s>
<s>
To	O
further	O
promote	O
the	O
games	O
,	O
Nintendo	O
modified	O
five	O
Chrysler	O
PT	O
Cruisers	O
to	O
resemble	O
the	O
new	O
Pokémon	B-Application
Lugia	O
and	O
had	O
them	O
driven	O
around	O
the	O
United	O
States	O
.	O
</s>
<s>
The	O
vehicles	O
had	O
fins	O
and	O
tails	O
attached	O
to	O
them	O
and	O
were	O
painted	O
with	O
logos	O
and	O
images	O
of	O
the	O
Pokémon	B-Application
franchise	O
.	O
</s>
<s>
In	O
addition	O
,	O
they	O
were	O
equipped	O
with	O
a	O
television	O
set	O
hooked	O
up	O
to	O
game	O
consoles	O
which	O
allowed	O
spectators	O
to	O
play	O
Pokémon	B-Device
Puzzle	I-Device
League	I-Device
,	O
Hey	O
You	O
,	O
Pikachu	O
!,	O
and	O
Pokémon	B-Application
Gold	O
and	O
Silver	O
.	O
</s>
<s>
The	O
television	O
series	O
Pokémon	B-Application
GS	O
,	O
based	O
on	O
the	O
games	O
,	O
was	O
announced	O
to	O
be	O
a	O
part	O
of	O
the	O
fall	O
lineup	O
on	O
Kids	O
 '	O
WB	O
.	O
</s>
<s>
The	O
show	O
features	O
the	O
same	O
protagonist	O
Ash	O
Ketchum	O
in	O
a	O
new	O
region	O
with	O
different	O
Pokémon	B-Application
species	O
from	O
the	O
games	O
.	O
</s>
<s>
The	O
localized	O
English	O
names	O
of	O
the	O
100	O
new	O
Pokémon	B-Application
were	O
kept	O
confidential	O
by	O
Nintendo	O
,	O
with	O
the	O
company	O
releasing	O
names	O
periodically	O
.	O
</s>
<s>
Nintendo	O
started	O
accepting	O
pre-orders	O
for	O
the	O
games	O
in	O
August	O
,	O
and	O
announced	O
that	O
consumers	O
who	O
pre-ordered	O
one	O
of	O
the	O
games	O
would	O
receive	O
a	O
free	O
CD-ROM	B-Device
with	O
a	O
Pokémon-themed	O
web	B-Application
browser	I-Application
developed	O
by	O
MediaBrowser	B-Application
which	O
featured	O
floating	O
Pokémon	B-Application
species	O
and	O
links	O
to	O
Pokémon	B-Application
sites	O
.	O
</s>
<s>
The	O
application	O
was	O
available	O
for	O
download	O
on	O
the	O
official	O
Pokémon	B-Application
website	O
.	O
</s>
<s>
The	O
games	O
had	O
record	O
sales	O
as	O
approximately	O
600,000	O
copies	O
of	O
them	O
were	O
pre-ordered	O
in	O
just	O
two	O
months	O
,	O
compared	O
to	O
Pokémon	B-Application
Yellows	O
number	O
of	O
150,000	O
.	O
</s>
<s>
is	O
a	O
third	O
version	O
after	O
Pokémon	B-Application
Gold	O
and	O
Silver	O
,	O
developed	O
by	O
Game	O
Freak	O
and	O
published	O
by	O
Nintendo	O
for	O
the	O
Game	B-Device
Boy	I-Device
Color	I-Device
.	O
</s>
<s>
It	O
is	O
the	O
first	O
Pokémon	B-Application
game	O
to	O
allow	O
players	O
to	O
select	O
their	O
character	O
's	O
gender	O
,	O
whereas	O
the	O
default	O
had	O
been	O
male	O
.	O
</s>
<s>
For	O
the	O
first	O
time	O
,	O
Pokémon	B-Application
have	O
brief	O
animated	O
sprites	O
once	O
entering	O
battle	O
;	O
for	O
example	O
,	O
when	O
a	O
Cyndaquil	O
enters	O
battle	O
,	O
the	O
flames	O
on	O
its	O
back	O
flicker	O
.	O
</s>
<s>
This	O
feature	O
was	O
absent	O
in	O
Pokémon	B-Application
Ruby	I-Application
and	I-Application
Sapphire	I-Application
and	O
Pokémon	B-Device
FireRed	I-Device
and	I-Device
LeafGreen	I-Device
,	O
before	O
reappearing	O
in	O
Pokémon	B-Device
Emerald	I-Device
and	O
all	O
subsequent	O
games	O
.	O
</s>
<s>
In	O
addition	O
,	O
a	O
couple	O
of	O
subplots	O
were	O
added	O
,	O
one	O
involving	O
the	O
legendary	O
Pokémon	B-Application
Suicune	O
,	O
featured	O
on	O
the	O
front	O
cover	O
of	O
the	O
game	O
,	O
and	O
the	O
other	O
involving	O
the	O
Unown	O
.	O
</s>
<s>
In	O
June	O
2017	O
,	O
The	O
Pokémon	B-Application
Company	O
announced	O
via	O
a	O
Pokémon	B-Application
Direct	O
broadcast	O
that	O
the	O
games	O
would	O
be	O
re-released	O
worldwide	O
via	O
the	O
Nintendo	O
3DS	O
Virtual	O
Console	O
on	O
September	O
22	O
,	O
2017	O
.	O
</s>
<s>
Pokémon	B-Application
Crystal	I-Application
,	O
the	O
third	O
version	O
of	O
the	O
second	O
generation	O
was	O
also	O
eventually	O
re-released	O
worldwide	O
on	O
the	O
Nintendo	O
3DS	O
Virtual	O
Console	O
on	O
January	O
26	O
,	O
2018	O
.	O
</s>
<s>
Pokémon	B-Application
Gold	O
and	O
Silver	O
were	O
met	O
with	O
critical	O
acclaim	O
,	O
with	O
many	O
saying	O
that	O
the	O
extended	O
length	O
of	O
gameplay	O
and	O
the	O
new	O
features	O
were	O
valued	O
additions	O
that	O
kept	O
the	O
sequels	O
as	O
interesting	O
as	O
the	O
original	O
games	O
.	O
</s>
<s>
Craig	O
Harris	O
of	O
IGN	O
gave	O
the	O
games	O
a	O
"	O
masterful	O
"	O
10	O
out	O
of	O
10	O
rating	O
,	O
stating	O
that	O
:	O
"	O
As	O
awesome	O
as	O
the	O
original	O
Pokémon	B-Application
edition	O
was	O
,	O
Pokémon	B-Application
Gold	O
and	O
Silver	O
blow	O
it	O
away	O
in	O
gameplay	O
elements	O
,	O
features	O
,	O
and	O
goodies	O
.	O
</s>
<s>
There	O
was	O
particular	O
praise	O
given	O
to	O
the	O
innovative	O
internal	O
clock	O
feature	O
,	O
with	O
Frank	O
Povo	O
of	O
GameSpot	O
,	O
noting	O
:	O
"	O
The	O
first	O
major	O
addition	O
to	O
Pokémon	B-Application
GS	O
is	O
the	O
presence	O
of	O
a	O
time	O
element	O
...	O
</s>
<s>
Nintendo	B-Application
Power	I-Application
listed	O
Gold	O
and	O
Silver	O
combined	O
as	O
the	O
sixth	O
best	O
Game	B-Device
Boy	I-Device
/	O
Game	B-Device
Boy	I-Device
Color	I-Device
games	O
,	O
praising	O
them	O
for	O
the	O
new	O
Pokémon	B-Application
,	O
features	O
,	O
and	O
full-color	O
graphics	O
.	O
</s>
<s>
"	O
After	O
playing	O
the	O
game	O
dozens	O
of	O
hours	O
,	O
I	O
really	O
ca	O
n't	O
think	O
of	O
a	O
bad	O
point	O
to	O
make	O
about	O
Pokémon	B-Application
Gold	O
and	O
Silver	O
.	O
</s>
<s>
There	O
's	O
a	O
reason	O
why	O
Pokémon	B-Application
is	O
so	O
popular	O
,	O
and	O
Pokémon	B-Application
Gold	O
and	O
Silver	O
is	O
going	O
to	O
help	O
the	O
series	O
move	O
further	O
into	O
the	O
21st	O
century	O
"	O
,	O
said	O
Harris	O
.	O
</s>
<s>
Pokémon	B-Application
Crystal	I-Application
was	O
well	O
received	O
by	O
critics	O
,	O
although	O
many	O
commented	O
that	O
there	O
were	O
just	O
not	O
enough	O
new	O
additions	O
and	O
features	O
to	O
significantly	O
set	O
it	O
apart	O
from	O
Pokémon	B-Application
Gold	O
and	O
Silver	O
.	O
</s>
<s>
Craig	O
Harris	O
of	O
IGN	O
stated	O
"	O
The	O
final	O
(	O
hopefully	O
)	O
Game	B-Device
Boy	I-Device
Color	I-Device
edition	O
is	O
definitely	O
the	O
version	O
to	O
get	O
if	O
you	O
are	O
n't	O
already	O
one	O
of	O
the	O
upteenth	O
billion	O
owners	O
of	O
the	O
previous	O
games	O
,	O
with	O
Crystals	O
slight	O
updates	O
to	O
the	O
design	O
and	O
graphics	O
.	O
</s>
<s>
GameSpot	O
nominated	O
Crystal	O
for	O
its	O
annual	O
"	O
Best	O
Game	B-Device
Boy	I-Device
Color	I-Device
Game	O
"	O
award	O
,	O
which	O
went	O
to	O
Oracle	B-Application
of	I-Application
Seasons	I-Application
and	I-Application
Oracle	I-Application
of	I-Application
Ages	I-Application
.	O
</s>
<s>
Pokémon	B-Application
Gold	O
and	O
Silver	O
continued	O
the	O
enormous	O
success	O
of	O
Pokémon	B-Application
Red	I-Application
and	I-Application
Blue	I-Application
,	O
beginning	O
the	O
formation	O
of	O
Pokémon	B-Application
into	O
a	O
multi-billion	O
dollar	O
franchise	O
.	O
</s>
<s>
Upon	O
the	O
first	O
week	O
of	O
release	O
in	O
the	O
U.S.	O
,	O
the	O
games	O
had	O
eclipsed	O
Pokémon	B-Application
Yellows	O
previous	O
record	O
sales	O
of	O
a	O
little	O
over	O
600,000	O
copies	O
;	O
selling	O
a	O
combined	O
total	O
of	O
1.4	O
million	O
copies	O
to	O
become	O
the	O
fastest-selling	O
games	O
ever	O
.	O
</s>
<s>
The	O
commercial	O
success	O
was	O
expected	O
,	O
as	O
Peter	O
Main	O
,	O
the	O
executive	O
vice	O
president	O
of	O
sales	O
and	O
marketing	O
,	O
stated	O
"	O
There	O
's	O
no	O
question	O
about	O
it	O
;	O
kids	O
love	O
to	O
play	O
Pokémon	B-Application
.	O
</s>
<s>
So	O
far	O
in	O
2000	O
the	O
best-selling	O
game	O
in	O
America	O
for	O
any	O
home	O
console	O
is	O
Pokémon	B-Device
Stadium	I-Device
for	O
Nintendo	B-Operating_System
64	I-Operating_System
,	O
and	O
the	O
best-selling	O
game	O
for	O
any	O
handheld	O
video	O
game	O
system	O
is	O
Pokémon	B-Application
Yellow	O
for	O
Game	B-Device
Boy	I-Device
Color	I-Device
,	O
but	O
Pokémon	B-Application
Gold	O
and	O
Silver	O
will	O
eclipse	O
even	O
those	O
impressive	O
sales	O
totals	O
.	O
</s>
<s>
Pokémon	B-Application
Crystal	I-Application
has	O
sold	O
nearly	O
6.4	O
million	O
units	O
worldwide	O
.	O
</s>
<s>
It	O
was	O
the	O
second-best-selling	O
Game	B-Device
Boy	I-Device
Color	I-Device
game	O
in	O
Japan	O
,	O
with	O
1,871,307	O
copies	O
sold	O
.	O
</s>
<s>
and	O
are	O
enhanced	O
remakes	O
of	O
Pokémon	B-Application
Gold	O
and	O
Silver	O
,	O
developed	O
by	O
Game	O
Freak	O
and	O
published	O
by	O
The	O
Pokémon	B-Application
Company	O
and	O
Nintendo	O
for	O
the	O
Nintendo	B-Device
DS	I-Device
.	O
</s>
<s>
Reception	O
to	O
the	O
games	O
was	O
positive	O
,	O
the	O
two	O
being	O
amongst	O
the	O
highest-rated	O
DS	B-Device
games	O
of	O
all	O
time	O
on	O
Metacritic	O
.	O
</s>
<s>
Commercially	O
,	O
they	O
are	O
among	O
the	O
best-selling	B-Application
Nintendo	I-Application
DS	I-Application
games	I-Application
of	O
all	O
time	O
,	O
with	O
combined	O
sales	O
of	O
10million	O
units	O
as	O
of	O
July	O
2010	O
.	O
</s>
<s>
A	O
bootleg	B-General_Concept
release	O
of	O
Pokémon	B-Application
Crystal	I-Application
called	O
Pokémon	B-Application
Vietnamese	O
Crystal	O
,	O
often	O
shortened	O
to	O
Vietnamese	O
Crystal	O
is	O
infamous	O
for	O
its	O
poorly	O
translated	O
English	O
text	O
and	O
gameplay	O
oddities	O
,	O
such	O
as	O
profanity	O
and	O
calling	O
Pokémon	B-Application
"	O
elves	O
"	O
.	O
</s>
