Artifact
Echo
(At
the
beginning
of
your
upkeep,
if
this
came
under
your
control
since
the
beginning
of
your
last
upkeep,
sacrifice
it
unless
you
pay
its
echo
cost.)
You
may
choose
not
to
untap
this
artifact
during
your
untap
step.
,
:
All
creatures
get
+2/+2
for
as
long
as
this
artifact
remains
tapped.
