Nafara, Mantir Seductress

When Nafara enters the battlefield, exile target creature an opponent controls until Nafara leaves
the battlefield. If exiled creature is a human creature, you gain 4 life.
Exiled creature gains "{2}, return this creature to
it's owner's graveyard: Nafara, Mantir Seductress
gains hexproof and indestructible until end of
turn. Any player can activate this ability.