Enchantment
Sacrifice
a
Swamp:
Regenerate
target
black
creature.
(The
next
time
that
creature
would
be
destroyed
this
turn,
instead
tap
it,
remove
it
from
combat,
and
heal
all
damage
on
it.)
"And a horror of outer darkness after,/ And dust returneth to dust again."
—Adam Lindsay Gordon, The Swimmer