<s>
Resogun	B-Application
is	O
a	O
voxel-based	B-Algorithm
side-scrolling	O
shoot	O
'	O
em	O
up	O
video	O
game	O
developed	O
by	O
Finnish	O
developer	O
Housemarque	O
and	O
published	O
by	O
Sony	O
Interactive	O
Entertainment	O
for	O
the	B-Operating_System
PlayStation	I-Operating_System
4	I-Operating_System
,	O
PlayStation	B-Operating_System
3	I-Operating_System
and	O
PlayStation	B-Device
Vita	I-Device
.	O
</s>
<s>
The	B-Operating_System
PlayStation	I-Operating_System
4	I-Operating_System
game	O
was	O
released	O
in	O
North	O
America	O
and	O
the	O
PAL	O
region	O
in	O
November	O
2013	O
and	O
in	O
Japan	O
in	O
February	O
2014	O
,	O
while	O
the	O
Vita	O
and	O
PlayStation	B-Operating_System
3	I-Operating_System
versions	O
were	O
released	O
in	O
December	O
2014	O
.	O
</s>
<s>
Resogun	B-Application
:	O
Heroes	O
,	O
the	O
first	O
downloadable	O
content	O
(	O
DLC	O
)	O
,	O
was	O
released	O
in	O
North	O
America	O
on	O
June	O
24	O
,	O
2014	O
,	O
while	O
the	O
second	O
DLC	O
,	O
Resogun	B-Application
:	O
Defenders	B-Application
was	O
released	O
on	O
February	O
17	O
,	O
2015	O
.	O
</s>
<s>
Resogun	B-Application
draws	O
heavily	O
from	O
the	O
games	O
Defender	B-Application
and	O
Datastorm	B-Application
,	O
and	O
is	O
considered	O
the	O
spiritual	O
successor	O
to	O
Housemarque	O
's	O
previous	O
shoot	O
'	O
em	O
up	O
games	O
Super	B-Application
Stardust	I-Application
HD	I-Application
and	O
Super	B-Application
Stardust	I-Application
Delta	I-Application
.	O
</s>
<s>
In	O
Resogun	B-Application
the	O
player	O
battles	O
enemies	O
and	O
rescues	O
trapped	O
humans	O
in	O
a	O
cylindrical	O
,	O
voxel-based	B-Algorithm
world	O
.	O
</s>
<s>
Resogun	B-Application
won	O
several	O
awards	O
,	O
and	O
was	O
nominated	O
for	O
Action	O
Game	O
of	O
the	O
Year	O
at	O
the	O
2014	O
DICE	O
Awards	O
,	O
and	O
also	O
appeared	O
at	O
the	O
2014	O
GDC	O
Choice	O
Awards	O
.	O
</s>
<s>
In	O
Resogun	B-Application
,	O
the	O
player	O
battles	O
phases	O
of	O
enemies	O
on	O
five	O
distinct	O
,	O
cylindrical	O
,	O
voxel-based	B-Algorithm
levels	O
:	O
Acis	O
,	O
Ceres	O
,	O
Decima	O
,	O
Febris	O
,	O
and	O
Mefitis	O
.	O
</s>
<s>
Resogun	B-Application
was	O
developed	O
by	O
Housemarque	O
,	O
an	O
independent	O
game	O
development	O
studio	O
from	O
Finland	O
known	O
for	O
its	O
previous	O
shoot	O
'	O
em	O
up	O
games	O
,	O
and	O
published	O
by	O
Sony	O
Computer	O
Entertainment	O
.	O
</s>
<s>
Resogun	B-Application
draws	O
heavy	O
inspiration	O
from	O
the	O
games	O
Defender	B-Application
and	O
Datastorm	B-Application
,	O
and	O
acts	O
as	O
the	O
spiritual	O
successor	O
to	O
Housemarque	O
's	O
most	O
recent	O
Super	O
Stardust	O
games	O
(	O
Super	B-Application
Stardust	I-Application
HD	I-Application
and	O
Super	B-Application
Stardust	I-Application
Delta	I-Application
)	O
,	O
from	O
which	O
it	O
directly	O
borrows	O
certain	O
gameplay	O
mechanics	O
like	O
the	O
boost	O
power-up	O
.	O
</s>
<s>
Harry	O
Krueger	O
,	O
the	O
lead	O
programmer	O
of	O
Resogun	B-Application
,	O
expanded	O
on	O
the	O
inspiration	O
for	O
the	O
game	O
in	O
an	O
interview	O
with	O
S2P	O
Magazine	O
,	O
explaining	O
that	O
"	O
on	O
the	O
one	O
hand	O
,	O
you	O
have	O
the	O
classic	O
shoot-and-survive	O
gameplay	O
of	O
shoot	O
'	O
em	O
ups	O
...	O
but	O
there	O
was	O
this	O
extra	O
layer	O
of	O
gameplay	O
there	O
with	O
micromanaging	O
and	O
saving	O
the	O
humans.	O
"	O
</s>
<s>
Despite	O
being	O
a	O
launch	O
title	O
,	O
Resogun	B-Application
makes	O
extensive	O
use	O
of	O
the	B-Operating_System
PlayStation	I-Operating_System
4	I-Operating_System
's	O
hardware	O
,	O
with	O
each	O
level	O
being	O
built	O
by	O
nearly	O
200	O
million	O
voxels	B-Algorithm
.	O
</s>
<s>
Housemarque	O
CEO	O
Ilari	O
Kuittinen	O
stated	O
that	O
"	O
we	O
wanted	O
to	O
create	O
a	O
world	O
which	O
can	O
break	O
down	O
into	O
tiny	O
pieces	O
,	O
so	O
voxels	B-Algorithm
were	O
one	O
of	O
the	O
options	O
to	O
use.	O
"	O
</s>
<s>
The	O
game	O
went	O
through	O
several	O
stylistic	O
changes	O
through	O
development	O
,	O
partly	O
due	O
to	O
Housemarque	O
's	O
initial	O
uncertainty	O
of	O
the	O
graphical	O
capabilities	O
of	O
the	B-Operating_System
PlayStation	I-Operating_System
4	I-Operating_System
.	O
</s>
<s>
In	O
the	O
end	O
,	O
the	O
developers	O
struggled	O
more	O
with	O
"	O
how	O
'	O
retro	O
 '	O
the	O
game	O
had	O
to	O
look	O
"	O
,	O
going	O
through	O
several	O
stages	O
(	O
including	O
a	O
colorful	O
style	O
reminiscent	O
of	O
games	O
like	O
Minecraft	B-Application
and	O
Parodius	O
)	O
until	O
they	O
settled	O
with	O
the	O
neon	O
aesthetic	O
of	O
the	O
game	O
.	O
</s>
<s>
Many	O
Housemarque	O
developers	O
have	O
remarked	O
that	O
the	B-Operating_System
PlayStation	I-Operating_System
4	I-Operating_System
was	O
easier	O
to	O
develop	O
for	O
than	O
the	O
PlayStation	B-Operating_System
3	I-Operating_System
,	O
which	O
played	O
a	O
role	O
in	O
creating	O
the	O
GPU-intensive	O
levels	O
of	O
Resogun	B-Application
.	O
</s>
<s>
Tommaso	O
De	O
Benetti	O
,	O
community	O
manager	O
at	O
Housemarque	O
,	O
explained	O
that	O
many	O
PlayStation	B-Operating_System
3	I-Operating_System
features	O
were	O
initially	O
poorly	O
documented	O
,	O
and	O
that	O
"	O
we	O
 [ didn't ] 	O
have	O
to	O
spend	O
an	O
afternoon	O
reverse	O
engineering	O
basic	O
features	O
"	O
during	O
the	O
development	O
of	O
Resogun	B-Application
.	O
</s>
<s>
Resogun	B-Application
was	O
released	O
in	O
North	O
America	O
on	O
November	O
15	O
,	O
2013	O
,	O
in	O
Europe	O
on	O
November	O
29	O
,	O
2013	O
,	O
and	O
in	O
Japan	O
on	O
February	O
22	O
,	O
2014	O
exclusively	O
for	O
the	B-Operating_System
PlayStation	I-Operating_System
4	I-Operating_System
as	O
one	O
of	O
two	O
free	O
titles	O
offered	O
to	O
PlayStation	B-Device
Plus	I-Device
members	O
.	O
</s>
<s>
Resogun	B-Application
was	O
completed	O
mere	O
days	O
before	O
its	O
release	O
in	O
North	O
America	O
,	O
due	O
to	O
last-minute	O
tweaks	O
and	O
polishing	O
by	O
the	O
developers	O
.	O
</s>
<s>
On	O
June	O
24	O
,	O
2014	O
,	O
the	O
first	O
Resogun	B-Application
DLC	O
,	O
Resogun	B-Application
:	O
Heroes	O
,	O
was	O
released	O
,	O
featuring	O
a	O
new	O
game	O
world	O
,	O
two	O
new	O
game	O
modes	O
,	O
a	O
new	O
and	O
improved	O
leaderboard	O
,	O
and	O
new	O
trophies	O
.	O
</s>
<s>
The	O
second	O
DLC	O
,	O
Resogun	B-Application
:	O
Defenders	B-Application
was	O
released	O
on	O
February	O
17	O
,	O
2015	O
.	O
</s>
<s>
Resogun	B-Application
received	O
a	O
generally	O
positive	O
response	O
from	O
critics	O
upon	O
release	O
.	O
</s>
<s>
Ben	O
Kuchera	O
,	O
writing	O
for	O
The	B-Application
Penny	I-Application
Arcade	I-Application
Report	I-Application
,	O
declared	O
Resogun	B-Application
as	O
"	O
the	O
best	O
PlayStation	B-Operating_System
4	I-Operating_System
launch	O
game	O
"	O
.	O
</s>
<s>
Brian	O
Albert	O
of	O
IGN	O
gave	O
Resogun	B-Application
a	O
score	O
of	O
9.0/10	O
,	O
praising	O
the	O
fast-paced	O
,	O
lagless	O
gameplay	O
,	O
the	O
energetic	O
music	O
,	O
and	O
the	O
co-op	O
experience	O
,	O
but	O
insisted	O
that	O
several	O
boss	O
fights	O
were	O
not	O
challenging	O
enough	O
.	O
</s>
<s>
Peter	O
Brown	O
of	O
GameSpot	O
also	O
praised	O
the	O
music	O
,	O
as	O
well	O
as	O
the	O
use	O
of	O
voxels	B-Algorithm
,	O
explaining	O
that	O
the	O
"	O
accompanying	O
beat	O
of	O
the	O
techno-laden	O
soundtrack	O
and	O
the	O
constant	O
trickle	O
of	O
voxels	B-Algorithm
are	O
mesmerizing.	O
"	O
</s>
<s>
Brad	O
Shoemaker	O
of	O
Giant	O
Bomb	O
described	O
Resogun	B-Application
as	O
"	O
a	O
real	O
audio-visual	O
treat	O
"	O
,	O
also	O
praising	O
the	O
graphics	O
and	O
sound	O
.	O
</s>
<s>
Edge	O
magazine	O
gave	O
Resogun	B-Application
a	O
score	O
of	O
8/10	O
,	O
praising	O
Housemarque	O
's	O
use	O
of	O
voxels	B-Algorithm
:	O
"	O
despite	O
the	O
modest	O
expectations	O
players	O
might	O
have	O
...	O
Housemarque	O
never	O
wants	O
you	O
to	O
forget	O
that	O
Resogun	B-Application
is	O
running	O
on	O
new	O
tech.	O
"	O
</s>
<s>
Christian	O
Donlan	O
of	O
Eurogamer	O
praised	O
Resogun'''s	O
gameplay	O
elements	O
and	O
challenge	O
,	O
such	O
as	O
the	O
need	O
for	O
the	O
player	O
to	O
be	O
aware	O
of	O
their	O
surroundings	O
in	O
order	O
to	O
do	O
well	O
.	O
</s>
<s>
Eric	O
L	O
.	O
Patterson	O
of	O
EGM	O
gave	O
Resogun	B-Application
a	O
score	O
of	O
9.0/10	O
,	O
describing	O
it	O
as	O
"	O
another	O
expertly	O
produced	O
retro-inspired	O
shooter	O
from	O
Housemarque.	O
"	O
</s>
<s>
McKinley	O
Noble	O
of	O
GamesBeat	O
gave	O
Resogun	B-Application
a	O
score	O
of	O
65/100	O
,	O
praising	O
it	O
for	O
its	O
graphics	O
and	O
challenging	O
gameplay	O
,	O
but	O
criticizing	O
it	O
for	O
its	O
lack	O
of	O
clarity	O
with	O
regard	O
to	O
gameplay	O
elements	O
;	O
in	O
particular	O
,	O
the	O
lack	O
of	O
any	O
kind	O
of	O
tutorial	O
level	O
or	O
"	O
training	O
wheels	O
"	O
.	O
</s>
<s>
Kyle	O
Hilliard	O
of	O
Game	O
Informer	O
gave	O
Resogun	B-Application
a	O
score	O
of	O
8/10	O
,	O
criticizing	O
the	O
graphics	O
as	O
"	O
doing	O
little	O
to	O
showcase	O
the	O
next	O
generation	O
"	O
,	O
as	O
well	O
as	O
the	O
sound	O
,	O
which	O
he	O
described	O
as	O
"	O
forgettable-yet-appropriate	O
"	O
.	O
</s>
