<s>
Backyard	B-Application
Baseball	I-Application
is	O
a	O
series	O
of	O
baseball	B-Application
video	O
games	O
for	O
children	O
which	O
was	O
developed	O
by	O
Humongous	O
Entertainment	O
and	O
published	O
by	O
Atari	O
.	O
</s>
<s>
It	O
was	O
first	O
released	O
in	O
October	O
1997	O
for	O
Macintosh	B-Device
and	O
Microsoft	B-Application
Windows	I-Application
.	O
</s>
<s>
Later	O
games	O
were	O
featured	O
on	O
Game	B-Device
Boy	I-Device
Advance	I-Device
,	O
PlayStation	B-Device
2	I-Device
,	O
GameCube	B-Application
,	O
Wii	B-Operating_System
,	O
and	O
iOS	B-Application
.	O
</s>
<s>
Some	O
of	O
the	O
game	O
titles	O
that	O
were	O
created	O
include	O
Backyard	B-Application
Baseball	I-Application
,	O
Backyard	B-Application
Baseball	I-Application
2001-2010	O
,	O
and	O
Backyard	O
Sports	O
:	O
Sandlot	O
Sluggers	O
.	O
</s>
<s>
In	O
Backyard	B-Application
Baseball	I-Application
,	O
players	O
take	O
a	O
managerial	O
role	O
by	O
creating	O
a	O
team	O
of	O
different	O
players	O
to	O
compete	O
against	O
opponents	O
.	O
</s>
<s>
In	O
the	O
different	O
installments	O
,	O
one	O
could	O
choose	O
to	O
play	O
a	O
one-off	O
exhibition	O
game	O
or	O
a	O
seasonal	O
league	O
,	O
followed	O
by	O
the	O
"	O
Backyard	B-Application
Baseball	I-Application
League	O
"	O
playoffs	O
,	O
which	O
contains	O
the	O
American	O
League	O
and	O
National	O
League	O
divisional	O
series	O
,	O
the	O
AL	O
and	O
NL	O
championship	O
series	O
and	O
finally	O
the	O
"	O
Backyard	B-Application
Baseball	I-Application
World	O
Series	O
"	O
.	O
</s>
<s>
In	O
2013	O
,	O
The	B-Application
Evergreen	I-Application
Group	I-Application
acquired	O
the	O
intellectual	O
property	O
from	O
Atari	O
.	O
</s>
<s>
In	O
Backyard	B-Application
Baseball	I-Application
2001	O
,	O
the	O
Backyard	O
kids	O
are	O
joined	O
by	O
31	O
MLB	O
pro	O
players	O
,	O
many	O
of	O
which	O
were	O
all-stars	O
during	O
the	O
1999	O
Major	O
League	O
Baseball	B-Application
All	O
Star	O
Game	O
.	O
</s>
