Instant
Ascend
(If
you
control
ten
or
more
permanents,
you
get
the
city's
blessing
for
the
rest
of
the
game.)
Each
opponent
sacrifices
a
creature
of
their
choice.
If
you
have
the
city's
blessing,
instead
each
opponent
sacrifices
half
the
creatures
they
control
of
their
choice,
rounded
up.