Sorcery
Exile
the
top
X
cards
of
your
library.
You
may
play
them
until
the
end
of
your
next
turn.
Harmonize
(You
may
cast
this
card
from
your
graveyard
for
its
harmonize
cost.
You
may
tap
a
creature
you
control
to
reduce
that
cost
by
an
amount
of
generic
mana
equal
to
its
power.
Then
exile
this
spell.)
