<s>
Battlefield	B-Application
Heroes	I-Application
was	O
a	O
2009	O
third-person	O
shooter	O
video	O
game	O
initially	O
developed	O
by	O
DICE	O
,	O
further	O
developed	O
by	O
Easy	O
Studios	O
,	O
and	O
published	O
by	O
Electronic	O
Arts	O
for	O
Microsoft	B-Application
Windows	I-Application
.	O
</s>
<s>
A	O
free-to-play	O
spinoff	O
of	O
the	O
Battlefield	O
series	O
,	O
Battlefield	B-Application
Heroes	I-Application
was	O
designed	O
to	O
be	O
less	O
demanding	O
on	O
computer	O
specifications	O
than	O
the	O
previous	O
games	O
in	O
the	O
series	O
.	O
</s>
<s>
Micropayments	O
could	O
be	O
made	O
for	O
additional	O
items	O
to	O
customize	O
the	O
appearance	O
of	O
a	O
player	O
's	O
avatar	B-Application
or	O
to	O
buy	O
stronger	O
weapons	O
.	O
</s>
<s>
Battlefield	B-Application
Heroes	I-Application
received	O
mixed	O
to	O
positive	O
reviews	O
and	O
went	O
offline	O
on	O
14	O
July	O
2015	O
,	O
alongside	O
fellow	O
EA	O
free-to-play	O
titles	O
Battlefield	B-Application
Play4Free	I-Application
,	O
Need	B-Protocol
for	I-Protocol
Speed	I-Protocol
:	I-Protocol
World	I-Protocol
,	O
and	O
FIFA	B-Protocol
World	I-Protocol
.	O
</s>
<s>
Battlefield	B-Application
Heroes	I-Application
featured	O
a	O
modified	O
conquest	O
mode	O
providing	O
each	O
team	O
50	O
lives	O
and	O
eventually	O
one	O
flag	O
at	O
the	O
start	O
of	O
the	O
round	O
.	O
</s>
<s>
Like	O
previous	O
Battlefield	O
games	O
,	O
Battlefield	B-Application
Heroes	I-Application
had	O
a	O
class	O
system	O
,	O
which	O
was	O
reduced	O
to	O
three	O
basic	O
classes	O
:	O
the	O
Soldier	O
(	O
a	O
mid-speed	O
,	O
mid-health	O
,	O
mid-ranged	O
,	O
medic	O
)	O
,	O
Gunner	O
(	O
a	O
heavy	O
,	O
high-health	O
,	O
slow	O
damage-dealer	O
)	O
,	O
and	O
Commando	O
(	O
a	O
low-health	O
,	O
speedy	O
,	O
snipe-and-knife	O
specialist	O
)	O
.	O
</s>
<s>
Included	O
were	O
two	O
"	O
light	O
tanks	O
"	O
,	O
in	O
the	O
style	O
of	O
the	O
M4	O
Sherman	O
and	O
the	O
Panzer	B-Application
III/IV	O
.	O
</s>
<s>
In	O
addition	O
to	O
the	O
vehicle	O
's	O
driver	O
,	O
all	O
Battlefield	B-Application
Heroes	I-Application
vehicles	O
had	O
passenger	O
slots	O
,	O
allowing	O
multiple	O
players	O
to	O
be	O
in	O
the	O
same	O
vehicle	O
at	O
the	O
same	O
time	O
.	O
</s>
<s>
This	O
was	O
posted	O
on	O
the	O
official	O
Battlefield	B-Application
Heroes	I-Application
website	O
on	O
31	O
July	O
2008	O
.	O
</s>
<s>
This	O
caused	O
so	O
many	O
users	O
to	O
attempt	O
to	O
access	O
the	O
Battlefield	B-Application
Heroes	I-Application
website	O
at	O
the	O
same	O
time	O
that	O
it	O
caused	O
the	O
Battlefield	B-Application
Heroes	I-Application
server	O
to	O
crash	O
,	O
delaying	O
the	O
release	O
of	O
the	O
keys	O
until	O
maintenance	O
could	O
be	O
completed	O
.	O
</s>
<s>
On	O
29	O
July	O
2008	O
,	O
it	O
was	O
announced	O
that	O
Battlefield	B-Application
Heroes	I-Application
would	O
be	O
delayed	O
until	O
some	O
time	O
in	O
the	O
first	O
4	O
months	O
of	O
2009	O
.	O
</s>
<s>
In	O
January	O
2009	O
,	O
the	O
Battlefield	B-Application
Heroes	I-Application
Beta	O
Key	O
Signup	O
page	O
was	O
opened	O
with	O
another	O
set	O
of	O
Battlefield	B-Application
Heroes	I-Application
keys	O
on	O
a	O
"	O
first	O
come	O
,	O
first	O
served	O
"	O
basis	O
.	O
</s>
<s>
On	O
6	O
February	O
,	O
it	O
was	O
announced	O
that	O
the	O
Battlefield	B-Application
Heroes	I-Application
Closed	O
Beta	O
Sign-Up	O
had	O
reached	O
over	O
100,000	O
participants	O
.	O
</s>
<s>
On	O
25	O
June	O
2009	O
,	O
Battlefield	B-Application
Heroes	I-Application
was	O
moved	O
to	O
open	O
beta	O
allowing	O
anyone	O
who	O
missed	O
out	O
on	O
a	O
beta	O
key	O
to	O
play	O
the	O
game	O
.	O
</s>
<s>
While	O
Battlefield	B-Application
Heroes	I-Application
still	O
followed	O
the	O
free	O
to	O
play	O
business	O
model	O
,	O
changes	O
in	O
late	O
2009	O
altered	O
the	O
balance	O
between	O
free	O
and	O
paying	O
users	O
.	O
</s>
<s>
Battlefield	B-Application
Heroes	I-Application
,	O
virtual	O
goods	O
,	O
and	O
selling	O
gameplay	O
advantages	O
"	O
.	O
</s>
<s>
On	O
26	O
June	O
2011	O
,	O
hacker	O
group	O
LulzSec	O
announced	O
that	O
they	O
were	O
able	O
to	O
hack	O
into	O
Battlefield	B-Application
Heroes	I-Application
and	O
steal	O
screen	O
names	O
and	O
MD5-hashed	O
passwords	O
of	O
over	O
550,000	O
beta	O
users	O
.	O
</s>
<s>
As	O
a	O
result	O
of	O
this	O
security	O
breach	O
,	O
Battlefield	B-Application
Heroes	I-Application
was	O
taken	O
offline	O
pending	O
further	O
investigation	O
.	O
</s>
<s>
Play	O
services	O
were	O
resumed	O
,	O
and	O
Battlefield	B-Application
Heroes	I-Application
website	O
went	O
back	O
online	O
after	O
being	O
down	O
for	O
one	O
day	O
after	O
the	O
breach	O
.	O
</s>
<s>
On	O
15	O
April	O
2015	O
,	O
Easy	O
Studios	O
announced	O
that	O
on	O
14	O
July	O
2015	O
,	O
they	O
would	O
be	O
closing	O
Battlefield	B-Application
Heroes	I-Application
and	O
turning	O
off	O
services	O
for	O
the	O
game	O
.	O
</s>
<s>
Battlefield	B-Application
Play4Free	I-Application
,	O
Need	B-Protocol
for	I-Protocol
Speed	I-Protocol
:	I-Protocol
World	I-Protocol
and	O
FIFA	O
World''	O
were	O
closed	O
on	O
the	O
same	O
day	O
.	O
</s>
