Shelob, Dread Weaver

Whenever a nontoken creature an opponent
controls dies, exile it.
{2}{b}, Put a creature card exiled with Shelob,
Dread Weaver into its owner's graveyard: Put
two +1/+1 counters on Shelob. Draw a card.
{x}{1}{b} : Put target creature card with
mana value X exiled with Shelob onto the
battlefield tapped under your control.