World Enchantment
At
the
beginning
of
each
player's
upkeep,
that
player
may
sacrifice
a
creature
of
their
choice.
If
that
player
doesn't,
they
lose
5
life
and
you
sacrifice
this
enchantment.
"Aku, City of Hidden Graves / Aku, City of Lost Kings / Aku, welcome me."
—Pillar tomb inscription