Studious Librarian

Enlightened (Studious Librarian can't be the target
of spells or abilities as long as it is tapped.)
Studious Librarian doesn't untap during your
untap step.
At the beginning of your upkeep scry 1. If
Studious Librarian is untapped, draw a card.
{u}{u}: You may tap or untap Studious
Librarian.