<s>
Worms	B-Application
Battlegrounds	I-Application
is	O
a	O
2D	O
artillery	B-Application
turn-based	B-Application
tactics	I-Application
video	O
game	O
developed	O
and	O
published	O
by	O
Team17	O
and	O
was	O
released	O
on	O
30	O
May	O
2014	O
for	O
the	B-Operating_System
PlayStation	I-Operating_System
4	I-Operating_System
and	O
Xbox	B-Device
One	I-Device
.	O
</s>
<s>
Set	O
within	O
a	O
world	O
history	O
museum	O
,	O
the	O
single-player	O
story	O
follows	O
the	O
player	O
's	O
worms	B-Application
attempt	O
to	O
retrieve	O
the	O
concrete	O
donkey	O
's	O
stone	O
carrot	O
from	O
Lord	O
Darius-Mesmer	O
,	O
a	O
worm	O
who	O
is	O
using	O
it	O
to	O
try	O
to	O
take	O
over	O
the	O
world	O
.	O
</s>
<s>
Worms	B-Application
Battlegrounds	I-Application
is	O
an	O
artillery	B-Application
turn-based	O
tactics/strategy	O
game	O
.	O
</s>
<s>
Gameplay	O
follows	O
on	O
the	O
earlier	O
games	O
of	O
the	O
series	O
,	O
in	O
which	O
teams	O
of	O
worms	B-Application
take	O
turns	O
to	O
use	O
a	O
variety	O
of	O
weapons	O
and	O
items	O
in	O
order	O
to	O
eliminate	O
the	O
opposing	O
teams	O
.	O
</s>
<s>
It	O
continues	O
to	O
use	O
the	O
mechanic	O
that	O
was	O
introduced	O
in	O
Worms	B-Application
Revolution	I-Application
,	O
whereby	O
players	O
could	O
select	O
their	O
worms	B-Application
from	O
four	O
different	O
classes	O
:	O
Soldier	O
,	O
Scout	O
,	O
Scientist	O
and	O
Heavy	O
,	O
which	O
all	O
had	O
different	O
play	O
styles	O
unique	O
to	O
each	O
class	O
.	O
</s>
<s>
The	B-Device
Xbox	I-Device
One	I-Device
version	O
enables	O
Xbox	B-Protocol
SmartGlass	I-Protocol
to	O
keep	O
track	O
of	O
stats	O
,	O
while	O
the	O
light	O
bar	O
on	O
the	B-Operating_System
PlayStation	I-Operating_System
4	I-Operating_System
's	O
DualShock	O
4	O
controller	O
changes	O
its	O
color	O
depending	O
on	O
the	O
status	O
of	O
the	O
player	O
's	O
worm	O
.	O
</s>
<s>
The	O
speech	O
from	O
the	O
worms	B-Application
can	O
also	O
be	O
heard	O
through	O
the	O
DualShock	O
4	O
's	O
internal	O
speaker	O
.	O
</s>
<s>
The	O
first	O
additional	O
downloadable	O
content	O
pack	O
for	O
Worms	B-Application
Battleground	O
was	O
titled	O
Jacob	O
's	O
Invasion	O
,	O
and	O
added	O
various	O
items	O
to	O
the	O
game	O
.	O
</s>
<s>
The	O
pack	O
adds	O
a	O
new	O
game	O
mode	O
called	O
'	O
Body	O
Count	O
 '	O
in	O
which	O
the	O
player	O
scores	O
points	O
for	O
killing	O
worms	B-Application
,	O
as	O
well	O
as	O
adding	O
more	O
campaign	O
levels	O
for	O
the	O
player	O
to	O
complete	O
.	O
</s>
<s>
In	O
addition	O
,	O
weapons	O
were	O
added	O
to	O
the	O
game	O
,	O
such	O
as	O
the	O
Plasma	O
Blaster	O
,	O
Energy	O
Orbs	O
and	O
a	O
UFO	O
Strike	O
,	O
as	O
well	O
as	O
adding	O
various	O
new	O
customizable	O
items	O
to	O
decorate	O
the	O
player	O
's	O
worms	B-Application
.	O
</s>
<s>
Alien	O
Invasion	O
was	O
released	O
on	O
January	O
12	O
for	O
Xbox	B-Device
One	I-Device
and	O
January	O
21	O
for	O
PlayStation	B-Operating_System
4	I-Operating_System
.	O
</s>
<s>
Worms	B-Application
Battlegrounds	I-Application
received	O
mixed	O
reviews	O
.	O
</s>
<s>
It	O
has	O
a	O
Metacritic	O
score	O
of	O
62/100	O
and	O
70/100	O
for	O
the	B-Operating_System
PlayStation	I-Operating_System
4	I-Operating_System
and	O
Xbox	B-Device
One	I-Device
versions	O
respectively	O
.	O
</s>
