<s>
Xeno	B-Application
Crisis	I-Application
is	O
a	O
2019	O
twin-stick	O
shooter	O
from	O
independent	O
developer	O
Bitmap	O
Bureau	O
for	O
the	O
Mega	B-Operating_System
Drive	I-Operating_System
,	O
with	O
releases	O
for	O
the	O
Nintendo	B-Application
Switch	I-Application
,	O
PlayStation	B-Operating_System
4	I-Operating_System
,	O
PlayStation	B-Device
Vita	I-Device
,	O
Xbox	B-Device
One	I-Device
,	O
Microsoft	B-Application
Windows	I-Application
,	O
macOS	B-Application
,	O
Linux	B-Application
,	O
Sega	B-Operating_System
Dreamcast	I-Operating_System
,	O
Evercade	B-Application
,	O
Neo	B-Operating_System
Geo	I-Operating_System
,	O
Nintendo	B-Operating_System
64	I-Operating_System
and	O
Nintendo	B-Application
GameCube	I-Application
.	O
</s>
<s>
Xeno	B-Application
Crisis	I-Application
is	O
inspired	O
by	O
similar	O
arcade	O
shooters	O
like	O
Smash	B-Application
TV	I-Application
and	O
Shock	B-Application
Troopers	I-Application
,	O
with	O
art	O
direction	O
inspired	O
by	O
the	O
Alien	O
movie	O
franchise	O
.	O
</s>
<s>
Featuring	O
single	O
or	O
cooperative	O
gameplay	O
,	O
one	O
or	O
two	O
players	O
play	O
as	O
unnamed	O
space	B-Application
marines	I-Application
and	O
work	O
their	O
way	O
through	O
seven	O
levels	O
in	O
a	O
scientific	O
facility	O
featuring	O
procedurally	O
generated	O
rooms	O
and	O
levels	O
,	O
with	O
a	O
number	O
of	O
enemies	O
of	O
various	O
difficulty	O
in	O
each	O
room	O
,	O
concluding	O
with	O
a	O
final	O
boss	O
battle	O
at	O
the	O
end	O
of	O
most	O
levels	O
.	O
</s>
<s>
The	O
two	O
controllable	O
space	B-Application
marines	I-Application
are	O
sent	O
on	O
a	O
drop	O
ship	O
to	O
the	O
facility	O
,	O
where	O
they	O
begin	O
to	O
work	O
their	O
way	O
through	O
each	O
level	O
of	O
the	O
facility	O
,	O
where	O
they	O
face	O
off	O
against	O
aliens	O
,	O
robot	O
defenses	O
,	O
and	O
even	O
Cthulhu	O
,	O
on	O
their	O
way	O
to	O
figure	O
out	O
what	O
is	O
going	O
on	O
.	O
</s>
<s>
Along	O
the	O
way	O
the	O
two	O
space	B-Application
marines	I-Application
find	O
survivors	O
of	O
the	O
facility	O
that	O
they	O
are	O
able	O
to	O
rescue	O
and	O
release	O
to	O
safety	O
.	O
</s>
<s>
When	O
the	O
space	B-Application
marines	I-Application
reach	O
the	O
final	O
stage	O
,	O
they	O
are	O
confronted	O
by	O
Dr.	O
Herzog	O
,	O
where	O
he	O
reveals	O
that	O
he	O
was	O
behind	O
the	O
various	O
horrors	O
the	O
space	B-Application
marines	I-Application
battled	O
up	O
to	O
this	O
point	O
.	O
</s>
<s>
If	O
either	O
space	B-Application
marines	I-Application
drank	O
any	O
"	O
elixers	O
"	O
(	O
the	O
continue	O
feature	O
in	O
the	O
game	O
)	O
,	O
or	O
if	O
the	O
player	O
used	O
any	O
cheat	O
codes	O
,	O
Dr.	O
Herzog	O
reveals	O
to	O
them	O
that	O
these	O
elixers	O
were	O
designed	O
by	O
himself	O
and	O
they	O
contained	O
nanomachines	O
that	O
will	O
kill	O
the	O
player	O
characters	O
and	O
the	O
game	O
will	O
end	O
with	O
the	O
"	O
bad	O
"	O
ending	O
.	O
</s>
<s>
When	O
they	O
players	O
defeat	O
Dr.	O
Herzog	O
,	O
the	O
"	O
good	O
"	O
ending	O
will	O
be	O
revealed	O
with	O
the	O
two	O
space	B-Application
marines	I-Application
evacuating	O
the	O
facility	O
.	O
</s>
<s>
Reception	O
to	O
Xeno	B-Application
Crisis	I-Application
was	O
generally	O
positive	O
.	O
</s>
