Skollack, Servant of Shadow

When this creature enters the battlefield, return
target instant or sorcery from your graveyard to
your hand.
{t}, {1}: Create two 1/2 black tentacle creature
tokens with defender and reach.
{t}, {3}, Sacrifice Skollack: Search your library for
a creature card with power 7 or greater, reveal it,
put it into your hand, then shuffle.