Handorpios, Venomous Claw

When Handorpios, Venomous Claw enters the battlefield, destroy target creature with converted
mana cost 4 or less an opponent controls.
Whenever a creature an opponent controls dies,
put a +1/+1 counter on
Handorpios, Venomous Claw.
Whenever Handorpios, Venomous Claw attacks,
you may sacrifice a Skeleton. If you do, destroy
target creature an opponent controls.
"It's obvious to say, but summoning a demon can be
a very dangerous thing." — Rhyta