<s>
Z1	B-Application
Battle	I-Application
Royale	I-Application
(	O
formerly	O
H1Z1	B-Application
and	O
King	O
of	O
the	O
Kill	O
)	O
is	O
a	O
battle	O
royale	O
game	O
developed	O
and	O
published	O
by	O
Daybreak	O
Game	O
Company	O
.	O
</s>
<s>
The	O
game	O
's	O
development	O
began	O
after	O
the	O
original	O
H1Z1	B-Application
was	O
spun	O
off	O
into	O
two	O
separate	O
projects	O
in	O
early	O
2016	O
:	O
H1Z1	B-Protocol
:	I-Protocol
Just	I-Protocol
Survive	I-Protocol
and	O
H1Z1	B-Application
:	I-Application
King	I-Application
of	I-Application
the	I-Application
Kill	I-Application
.	O
</s>
<s>
The	O
games	O
were	O
further	O
split	O
as	O
separate	O
projects	O
in	O
October	O
2017	O
,	O
with	O
Just	B-Protocol
Survive	I-Protocol
dropping	O
the	O
H1Z1	B-Application
name	O
,	O
and	O
King	O
of	O
the	O
Kill	O
becoming	O
simply	O
H1Z1	B-Application
.	O
</s>
<s>
After	O
three	O
years	O
of	O
being	O
in	O
early	O
access	O
for	O
Windows	O
,	O
H1Z1	B-Application
officially	O
released	O
as	O
a	O
free-to-play	O
game	O
in	O
February	O
2018	O
,	O
later	O
released	O
for	O
the	B-Operating_System
PlayStation	I-Operating_System
4	I-Operating_System
in	O
August	O
2018	O
.	O
</s>
<s>
A	O
month	O
later	O
however	O
,	O
development	O
of	O
the	O
game	O
was	O
transferred	O
to	O
NantG	O
Mobile	O
,	O
who	O
attempted	O
to	O
revert	O
the	O
game	O
back	O
to	O
an	O
earlier	O
build	O
from	O
2017	O
,	O
rebranding	O
it	O
as	O
Z1	B-Application
Battle	I-Application
Royale	I-Application
.	O
</s>
<s>
Z1	B-Application
Battle	I-Application
Royale	I-Application
was	O
originally	O
released	O
on	O
Steam	B-Application
's	O
early	O
access	O
program	O
on	O
January	O
15	O
,	O
2015	O
,	O
as	O
H1Z1	B-Application
.	O
</s>
<s>
In	O
February	O
2016	O
,	O
it	O
was	O
announced	O
by	O
Daybreak	O
that	O
the	O
game	O
had	O
been	O
split	O
into	O
two	O
separate	O
projects	O
with	O
their	O
own	O
dedicated	O
development	O
teams	O
,	O
with	O
the	O
game	O
being	O
rebranded	O
as	O
King	O
of	O
the	O
Kill	O
while	O
the	O
other	O
became	O
Just	B-Protocol
Survive	I-Protocol
.	O
</s>
<s>
A	O
televised	O
tournament	O
for	O
the	O
game	O
,	O
titled	O
H1Z1	B-Application
:	O
Fight	O
for	O
the	O
Crown	O
,	O
aired	O
in	O
April	O
2017	O
on	O
The	O
CW	O
.	O
</s>
<s>
In	O
October	O
2017	O
,	O
it	O
was	O
announced	O
that	O
the	O
game	O
would	O
be	O
dropping	O
its	O
King	O
of	O
the	O
Kill	O
subtitle	O
,	O
becoming	O
known	O
as	O
simply	O
H1Z1	B-Application
.	O
</s>
<s>
Additionally	O
in	O
October	O
2017	O
,	O
the	O
"	O
H1Z1	B-Application
Pro	O
League	O
"	O
was	O
announced	O
,	O
which	O
was	O
a	O
partnership	O
between	O
Daybreak	O
Games	O
and	O
Twin	O
Galaxies	O
to	O
create	O
a	O
sustainable	O
,	O
professional	O
eSports	O
league	O
for	O
the	O
game	O
.	O
</s>
<s>
It	O
was	O
released	O
in	O
early	O
access	O
for	O
the	B-Operating_System
PlayStation	I-Operating_System
4	I-Operating_System
on	O
May	O
22	O
,	O
2018	O
,	O
gaining	O
over	O
ten	O
million	O
players	O
in	O
over	O
a	O
month	O
,	O
and	O
was	O
officially	O
released	O
on	O
August	O
7	O
,	O
2018	O
.	O
</s>
<s>
In	O
March	O
2019	O
,	O
the	O
game	O
was	O
rebranded	O
as	O
Z1	B-Application
Battle	I-Application
Royale	I-Application
under	O
the	O
development	O
of	O
NantG	O
Mobile	O
.	O
</s>
<s>
Just	B-Protocol
Survive	I-Protocol
would	O
later	O
be	O
cancelled	O
in	O
October	O
2018	O
.	O
</s>
<s>
Z1	B-Application
Battle	I-Application
Royale	I-Application
is	O
a	O
battle	O
royale	O
game	O
in	O
which	O
up	O
to	O
a	O
hundred	O
players	O
compete	O
against	O
each	O
other	O
in	O
a	O
last	O
man	O
standing	O
deathmatch	O
.	O
</s>
<s>
Z1	B-Application
Battle	I-Application
Royale	I-Application
received	O
"	O
mixed	O
or	O
average	O
"	O
reviews	O
according	O
to	O
Metacritic	O
.	O
</s>
<s>
By	O
the	O
start	O
of	O
2017	O
,	O
the	O
game	O
has	O
been	O
a	O
fixture	O
in	O
the	O
top	O
most	O
played	O
games	O
on	O
Steam	B-Application
.	O
</s>
<s>
Although	O
it	O
predated	O
Fortnite	B-Application
and	O
PUBG	B-Application
:	I-Application
Battlegrounds	I-Application
in	O
the	O
Battle	O
Royale	O
genre	O
,	O
the	O
game	O
has	O
not	O
been	O
able	O
to	O
maintain	O
its	O
position	O
,	O
ultimately	O
losing	O
a	O
significant	O
portion	O
of	O
the	O
playerbase	O
.	O
</s>
