Startled Awake // Persistent Nightmare (SIR-090) [Shadows over Innistrad Remastered]

Target opponent mills thirteen cards.
{3}: Put this card from your graveyard onto the battlefield transformed. Activate only as a sorcery.

Skulk (This creature can't be blocked by creatures with greater power.)
When this creature deals combat damage to a player, return it to its owner's hand.