<s>
Arknights	B-Application
(	O
)	O
is	O
a	O
free-to-play	O
tactical	O
RPG/tower	O
defense	O
mobile	O
game	O
developed	O
by	O
Chinese	O
developer	O
Hypergryph	O
.	O
</s>
<s>
Arknights	B-Application
is	O
available	O
on	O
Android	B-Application
and	O
iOS	B-Application
platforms	O
and	O
features	O
gacha	O
game	O
mechanics	O
.	O
</s>
<s>
A	O
spin-off	O
game	O
,	O
Arknights	B-Application
:	I-Application
Endfield	I-Application
,	O
was	O
announced	O
for	O
PC	O
and	O
mobile	O
devices	O
in	O
March	O
2022	O
.	O
</s>
<s>
The	O
core	O
gameplay	O
is	O
that	O
of	O
a	O
tower	B-Application
defense	I-Application
game	I-Application
,	O
with	O
a	O
number	O
of	O
characters	O
(	O
"	O
operators	O
"	O
)	O
as	O
towers	O
.	O
</s>
<s>
Because	O
there	O
is	O
often	O
a	O
limited	O
number	O
of	O
viable	O
solutions	O
,	O
especially	O
at	O
high	O
difficulties	O
,	O
Arknights	B-Application
has	O
also	O
been	O
described	O
as	O
a	O
puzzle	O
game	O
.	O
</s>
<s>
This	O
allows	O
players	O
to	O
increase	O
their	O
resources	O
in	O
the	O
manner	O
of	O
an	O
incremental	B-Application
game	I-Application
.	O
</s>
<s>
Arknights	B-Application
players	O
have	O
created	O
a	O
number	O
of	O
internet	O
resources	O
and	O
tools	O
to	O
assist	O
in	O
this	O
effort	O
.	O
</s>
<s>
Arknights	B-Application
has	O
an	O
eclectic	O
soundtrack	O
drawing	O
on	O
a	O
range	O
of	O
Western	O
and	O
Asian	O
musical	O
genres	O
.	O
</s>
<s>
Hypergryph	O
has	O
partnered	O
with	O
musical	O
groups	O
across	O
the	O
world	O
to	O
release	O
Arknights-related	O
songs	O
and	O
music	O
videos	O
.	O
</s>
<s>
The	O
Arknights-related	O
song	O
"	O
Renegade	O
"	O
written	O
by	O
Jason	O
Walsh	O
and	O
performed	O
by	O
Substantial	O
and	O
X.ARI	O
was	O
nominated	O
for	O
"	O
Best	O
Original	O
Song	O
–	O
Video	O
Game	O
"	O
at	O
the	O
2020	O
Hollywood	O
Music	O
in	O
Media	O
Awards	O
.	O
</s>
<s>
Julia	O
Lee	O
of	O
Polygon	O
wrote	O
that	O
"	O
Arknights	B-Application
is	O
the	O
only	O
gacha	O
game	O
I	O
recommend	O
to	O
people	O
"	O
because	O
of	O
its	O
art	O
design	O
,	O
lack	O
of	O
purchase	O
pressure	O
and	O
competition	O
,	O
and	O
limited	O
grind	B-Application
,	O
and	O
Sisi	O
Jiang	O
of	O
Kotaku	O
noted	O
that	O
Arknights	B-Application
is	O
rare	O
among	O
gacha	O
games	O
in	O
that	O
its	O
easily	O
obtainable	O
characters	O
are	O
better	O
in	O
some	O
circumstances	O
than	O
the	O
game	O
's	O
rare	O
,	O
high-powered	O
operators	O
.	O
</s>
<s>
The	O
game	O
was	O
nominated	O
for	O
Google	B-Application
Play	I-Application
"	O
Users	O
 '	O
Choice	O
Game	O
"	O
at	O
the	O
Best	O
of	O
2020	O
awards	O
and	O
for	O
"	O
Best	O
Science	O
Fiction	O
or	O
Fantasy	O
Mobile	O
Game	O
"	O
at	O
the	O
2020	O
Dragon	O
Awards	O
.	O
</s>
<s>
In	O
December	O
2020	O
,	O
Hypergryph	O
released	O
a	O
nine-minute	O
Arknights	B-Application
anime	O
video	O
,	O
"	O
Holy	O
Knight	O
Light	O
"	O
,	O
on	O
the	O
occasion	O
of	O
the	O
game	O
's	O
first	O
global	O
anniversary	O
.	O
</s>
<s>
In	O
October	O
2021	O
,	O
Hypergryph	O
published	O
a	O
teaser	O
trailer	O
for	O
the	O
first	O
season	O
(	O
"	O
Prelude	O
to	O
Dawn	O
"	O
)	O
of	O
an	O
anime	O
adaptation	O
of	O
Arknights	B-Application
,	O
also	O
made	O
by	O
Yostar	O
Pictures	O
.	O
</s>
