<s>
Alchemy	B-Application
Stars	I-Application
( 白夜極光	O
,	O
"	O
White	O
Night	O
Aurora	O
"	O
)	O
is	O
a	O
free-to-play	O
tactical	O
role-playing	O
mobile	O
game	O
developed	O
by	O
Tourdog	O
Studio	O
and	O
published	O
by	O
Level	O
Infinite	O
.	O
</s>
<s>
It	O
was	O
released	O
globally	O
on	O
17	O
June	O
2021	O
for	O
Android	B-Application
and	O
iOS	B-Application
devices	O
.	O
</s>
<s>
In	O
the	O
turn-based	B-Application
combat	I-Application
stages	O
,	O
players	O
guide	O
these	O
characters	O
along	O
paths	O
of	O
as	O
many	O
connected	O
tiles	O
of	O
the	O
same	O
element	O
as	O
possible	O
.	O
</s>
<s>
Alchemy	B-Application
Stars	I-Application
takes	O
place	O
in	O
Astra	O
,	O
a	O
world	O
different	O
from	O
our	O
own	O
,	O
inhabited	O
by	O
people	O
known	O
as	O
Aurorians	O
who	O
are	O
constantly	O
fighting	O
against	O
evil	O
beings	O
called	O
Eclipsites	O
.	O
</s>
<s>
The	O
global	O
launch	O
of	O
Alchemy	B-Application
Stars	I-Application
was	O
promoted	O
by	O
a	O
giveaway	O
of	O
access	O
to	O
the	O
Crunchyroll	O
anime	O
website	O
and	O
other	O
prizes	O
.	O
</s>
<s>
Tencent	O
Games	O
also	O
organized	O
an	O
illustration	O
contest	O
on	O
Pixiv	B-Application
,	O
commissioning	O
Shoko	O
Nakagawa	O
and	O
other	O
artists	O
to	O
support	O
the	O
competition	O
.	O
</s>
