<s>
Tower	B-Application
of	I-Application
Saviors	I-Application
( 神魔之塔	O
)	O
is	O
a	O
mobile	O
game	O
developed	O
by	O
Mad	O
Head	O
Limited	O
,	O
a	O
Hong	O
Kong-based	O
mobile	O
application	O
developer	O
.	O
</s>
<s>
Tower	B-Application
of	I-Application
Saviors	I-Application
is	O
a	O
combination	O
of	O
a	O
match	B-Application
3	I-Application
game	O
and	O
an	O
RPG	O
,	O
with	O
characters	O
from	O
various	O
mythologies	O
and	O
cultures	O
.	O
</s>
<s>
Tower	B-Application
of	I-Application
Saviors	I-Application
takes	O
place	O
in	O
a	O
fantasy	O
world	O
where	O
players	O
assume	O
the	O
role	O
of	O
"	O
Summoners	O
"	O
and	O
collect	O
various	O
monster	O
cards	O
with	O
various	O
mythological	O
backgrounds	O
and	O
rarities	O
as	O
the	O
player	O
moved	O
on	O
.	O
</s>
<s>
Mad	O
Head	O
has	O
been	O
accused	O
of	O
plagiarism	O
due	O
to	O
alleged	O
gameplay	O
similarities	O
between	O
Tower	B-Application
of	I-Application
Saviors	I-Application
and	O
Puzzle	B-Application
&	I-Application
Dragons	I-Application
,	O
a	O
popular	O
Japanese	O
mobile	O
game	O
.	O
</s>
