Instant
Choose
one.
If
you
control
a
commander
as
you
cast
this
spell,
you
may
choose
both
instead.
•
Each
opponent
sacrifices
a
creature
they
control
with
the
greatest
power.
•
Exile
all
opponents'
graveyards,
then
create
X
0/1
black
Thrull
creature
tokens,
where
X
is
the
greatest
power
among
creature
cards
exiled
this
way.
