Instant
Cast
this
spell
only
if
you
were
dealt
damage
this
turn
by
a
red
instant
or
sorcery
spell.
Suffocation
deals
4
damage
to
the
controller
of
the
last
red
instant
or
sorcery
spell
that
dealt
damage
to
you
this
turn.
Draw
a
card
at
the
beginning
of
the
next
turn's
upkeep.
