<s>
Magic	O
or	O
mana	B-Application
is	O
an	O
attribute	O
assigned	O
to	O
characters	O
within	O
a	O
role-playing	O
or	O
video	O
game	O
that	O
indicates	O
their	O
power	O
to	O
use	O
special	O
magical	O
abilities	O
or	O
"	O
spells	B-Application
"	O
.	O
</s>
<s>
Magic	O
is	O
usually	O
measured	O
in	O
magic	B-Application
points	I-Application
or	O
mana	B-Application
points	I-Application
,	O
shortened	O
as	O
MP	O
.	O
</s>
<s>
In	O
this	O
system	O
,	O
the	O
player	O
character	O
can	O
only	O
memorize	O
a	O
fixed	O
number	O
of	O
spells	B-Application
from	O
a	O
list	O
of	O
spells	B-Application
.	O
</s>
<s>
Once	O
this	O
spell	B-Application
is	O
used	O
once	O
,	O
the	O
character	O
forgets	O
it	O
and	O
becomes	O
unable	O
to	O
use	O
it	O
again	O
.	O
</s>
<s>
"	O
Mana	B-Application
"	O
is	O
a	O
word	O
that	O
comes	O
from	O
Polynesian	O
languages	O
meaning	O
something	O
along	O
the	O
lines	O
of	O
"	O
supernatural	O
power	O
"	O
.	O
</s>
<s>
The	O
concept	O
of	O
mana	B-Application
was	O
introduced	O
in	O
Europe	O
by	O
missionary	O
Robert	O
Henry	O
Codrington	O
in	O
1891	O
and	O
was	O
popularized	O
by	O
Mircea	O
Eliade	O
in	O
the	O
1950s	O
.	O
</s>
<s>
It	O
was	O
first	O
introduced	O
as	O
a	O
magical	O
fuel	O
used	O
to	O
cast	O
spells	B-Application
in	O
the	O
1969	O
short	O
story	O
,	O
"	O
Not	O
Long	O
Before	O
the	O
End	O
"	O
,	O
by	O
Larry	O
Niven	O
,	O
which	O
is	O
part	O
of	O
and	O
later	O
popularized	O
by	O
his	O
The	O
Magic	O
Goes	O
Away	O
setting	O
.	O
</s>
<s>
Because	O
skills	O
and	O
abilities	O
are	O
not	O
usually	O
lost	O
,	O
a	O
game	O
designer	O
might	O
decide	O
to	O
limit	O
the	O
use	O
of	O
such	O
an	O
ability	O
by	O
linking	O
its	O
use	O
to	O
magic	B-Application
points	I-Application
.	O
</s>
<s>
Other	O
character	O
classes	O
,	O
such	O
as	O
those	O
that	O
rely	O
on	O
melee	O
attacks	O
,	O
may	O
also	O
have	O
a	O
"	O
magic	O
"	O
bar	O
that	O
limits	O
their	O
special	O
abilities	O
,	O
although	O
they	O
are	O
usually	O
called	O
something	O
different	O
,	O
such	O
as	O
the	O
Barbarian	O
's	O
"	O
Fury	O
"	O
in	O
Diablo	B-Application
3	I-Application
.	O
</s>
<s>
A	O
character	O
may	O
cast	O
a	O
spell	B-Application
that	O
inflicts	O
a	O
positive	O
or	O
negative	O
status	O
effect	O
on	O
another	O
character	O
.	O
</s>
<s>
In	O
both	O
tabletop	O
role-playing	O
games	O
and	O
role-playing	O
video	O
games	O
,	O
magic	O
is	O
most	O
usually	O
used	O
to	O
cast	O
spells	B-Application
during	O
battles	O
.	O
</s>
<s>
However	O
,	O
in	O
tabletop	O
RPGs	O
,	O
unlike	O
in	O
video	O
games	O
,	O
magic	O
has	O
many	O
uses	O
outside	O
of	O
combat	O
situations	O
,	O
such	O
as	O
using	O
love	O
spells	B-Application
on	O
NPCs	O
to	O
gain	O
information	O
.	O
</s>
<s>
In	O
god	O
games	O
,	O
the	O
player	O
's	O
power	O
is	O
usually	O
called	O
mana	B-Application
and	O
grows	O
along	O
with	O
the	O
number	O
and	O
prosperity	O
of	O
the	O
player	O
's	O
worshipers	O
.	O
</s>
<s>
Here	O
,	O
the	O
population	O
size	O
influences	O
the	O
maximum	O
amount	O
of	O
mana	B-Application
the	O
player	O
has	O
and	O
the	O
rate	O
at	O
which	O
their	O
mana	B-Application
restores	O
itself	O
when	O
it	O
is	O
below	O
that	O
maximum	O
.	O
</s>
<s>
Using	O
"	O
godly	O
powers	O
"	O
consumes	O
mana	B-Application
,	O
but	O
such	O
actions	O
are	O
necessary	O
to	O
increase	O
the	O
number	O
and	O
prosperity	O
of	O
the	O
population	O
.	O
</s>
