<s>
Outernauts	B-Operating_System
was	O
an	O
Adobe	B-Operating_System
Flash	I-Operating_System
social	O
role-playing	O
video	O
game	O
for	O
Facebook	B-Application
.	I-Application
</s>
<s>
It	O
was	O
announced	O
by	O
Insomniac	O
Games	O
that	O
the	O
game	O
would	O
no	O
longer	O
be	O
available	O
on	O
Facebook	B-Application
from	O
January	O
31	O
,	O
2014	O
,	O
and	O
would	O
be	O
ported	O
to	O
iOS	B-Application
.	O
</s>
<s>
As	O
Outernauts	B-Operating_System
,	O
players	O
must	O
explore	O
alien	O
planets	O
to	O
capture	O
and	O
nurture	O
creatures	O
with	O
which	O
to	O
do	O
battle	O
,	O
in	O
gameplay	O
similar	O
to	O
the	O
Pokémon	B-Application
series	O
.	O
</s>
<s>
Player	O
actions	O
are	O
limited	O
by	O
"	O
energy	O
"	O
,	O
an	O
in-game	O
resource	O
that	O
accumulates	O
over	O
time	O
,	O
but	O
which	O
can	O
also	O
be	O
purchased	B-General_Concept
with	O
real-world	O
currency	O
.	O
</s>
<s>
Inside	O
Social	O
Games	O
compared	O
the	O
depth	O
of	O
Outernauts	B-Operating_System
gameplay	O
favorably	O
to	O
other	O
social	O
games	O
,	O
but	O
warned	O
that	O
the	O
social	O
viral	O
mechanics	O
,	O
such	O
as	O
"	O
nag	O
screens	O
"	O
and	O
"	O
pay	O
to	O
win	O
"	O
mechanics	O
would	O
ward	O
off	O
the	O
core	O
gamers	O
it	O
set	O
to	O
attract	O
.	O
</s>
<s>
Despite	O
this	O
,	O
GamesTM	O
concluded	O
that	O
Outernauts	B-Operating_System
was	O
"	O
a	O
step	O
up	O
on	O
most	O
Facebook	B-Application
games	O
"	O
.	O
</s>
