Wrong Turn

Linger (Whenever you cast an instant or sorcery
spell, you may pay {2} and exile this card from your
graveyard to add the bracketed phrase to that spell.)
Target opponent looks at the top four cards of
your library and separates them into a face-down
pile and a face-up pile. Put one pile into your
hand and the other into your graveyard.
If you control a vampire, [gain 3 life.]