Enchantment — Aura
Enchant
your
library
Enchanted
library
is
an
artifact
creature
on
the
battlefield
with
power
and
toughness
each
equal
to
the
number
of
cards
in
it.
It's
still
a
library.
If
enchanted
library
would
leave
the
battlefield,
exile
this
Aura
instead.
