Instant
Destroy
target
enchantment.
Clash
with
an
opponent.
If
you
win,
destroy
all
enchantments
your
opponents
control.
(Each
clashing
player
reveals
the
top
card
of
their
library,
then
puts
that
card
on
their
choice
of
the
top
or
bottom.
A
player
wins
if
their
card
had
a
greater
mana
value.)