<s>
Pokémon	B-Application
TCG	I-Application
Online	I-Application
is	O
a	O
2011	O
video	O
game	O
based	O
on	O
the	O
Pokémon	B-Application
Trading	I-Application
Card	I-Application
Game	I-Application
developed	O
by	O
Dire	O
Wolf	O
Digital	O
,	O
a	O
studio	O
that	O
was	O
based	O
in	O
Denver	O
,	O
Colorado	O
.	O
</s>
<s>
The	O
game	O
is	O
available	O
for	O
Microsoft	B-Application
Windows	I-Application
,	O
macOS	B-Application
,	O
iOS	B-Application
and	O
Android	B-Application
.	O
</s>
<s>
It	O
was	O
originally	O
released	O
in	O
March	O
2011	O
under	O
the	O
name	O
of	O
Pokémon	B-Application
Trainer	O
Challenge	O
as	O
a	O
browser-based	B-Protocol
game	I-Protocol
.	O
</s>
<s>
On	O
20	O
September	O
2021	O
it	O
was	O
announced	O
that	O
Pokémon	B-Application
Trading	I-Application
Card	I-Application
Game	I-Application
Online	I-Application
would	O
soon	O
be	O
replaced	O
by	O
Pokémon	B-Application
Trading	I-Application
Card	I-Application
Game	I-Application
Live	O
upon	O
release	O
,	O
and	O
would	O
no	O
longer	O
be	O
available	O
to	O
download	O
.	O
</s>
<s>
Existing	O
players	O
will	O
be	O
able	O
to	O
transfer	O
their	O
account	O
and	O
game	O
data	O
to	O
Pokémon	B-Application
Trading	I-Application
Card	I-Application
Game	I-Application
Live	O
upon	O
release	O
.	O
</s>
<s>
Pokémon	B-Application
Trading	I-Application
Card	I-Application
Game	I-Application
Online	I-Application
is	O
a	O
video	O
game	O
simulation	O
of	O
the	O
tabletop	O
collectible	O
card	O
game	O
with	O
role-playing	O
elements	O
similar	O
to	O
the	O
main	O
Pokémon	B-Application
role	O
playing	O
series	O
.	O
</s>
<s>
Pokémon	B-Application
Trading	I-Application
Card	I-Application
Game	I-Application
Online	I-Application
was	O
co-developed	O
by	O
Dire	O
Wolf	O
and	O
Dire	O
Wolf	O
Digital	O
LLC	O
,	O
and	O
published	O
by	O
The	O
Pokémon	B-Application
Company	O
.	O
</s>
