<s>
Magic	B-Application
Cat	I-Application
Academy	I-Application
is	O
a	O
series	O
of	O
browser	B-Protocol
games	I-Protocol
created	O
as	O
Google	B-Application
Doodles	O
in	O
celebration	O
of	O
Halloween	B-Application
.	O
</s>
<s>
The	O
first	O
installment	O
,	O
Magic	B-Application
Cat	I-Application
Academy	I-Application
,	O
was	O
released	O
on	O
October	O
30	O
,	O
2016	O
,	O
while	O
the	O
second	O
installment	O
,	O
Magic	B-Application
Cat	I-Application
Academy	I-Application
2	O
,	O
was	O
released	O
on	O
October	O
30	O
,	O
2020	O
.	O
</s>
<s>
The	O
original	O
concept	O
for	O
the	O
game	O
involved	O
Momo	O
making	O
soup	B-General_Concept
that	O
resurrects	O
dead	O
spirits	O
.	O
</s>
<s>
The	O
game	O
's	O
development	O
involved	O
many	O
rejected	O
concepts	O
and	O
ideas	O
,	O
including	O
elaborate	O
symbols	O
to	O
draw	O
(	O
such	O
as	O
a	O
"	O
Cat	O
Hat	O
"	O
spell	O
)	O
,	O
as	O
well	O
as	O
boss	O
enemies	O
like	O
a	O
chef	O
ghost	O
and	O
a	O
Venn	B-Application
diagram	I-Application
ghost	O
.	O
</s>
<s>
The	O
character	O
of	O
Momo	O
was	O
based	O
on	O
a	O
real-life	O
cat	O
belonging	O
to	O
Google	B-Application
Doodler	O
Juliana	O
Chen	O
.	O
</s>
<s>
Momo	O
also	O
appears	O
in	O
the	O
Doodle	B-Application
Champion	I-Application
Island	I-Application
Games	I-Application
(	O
2021	O
)	O
Google	B-Application
Doodle	O
.	O
</s>
