Enchantment — Aura
Enchant
creature
you
control
When
enchanted
creature
deals
combat
damage
to
a
player,
sacrifice
it
and
attach
this
Aura
to
a
creature
you
control.
If
you
do,
untap
all
creatures
you
control
and
after
this
phase,
there
is
an
additional
combat
phase.