Urim and Thummim

{t} Draw up to two cards, then discard the same
number of cards.
"Also, that there were two stones in silver bows—and
these stones, fastened to a breastplate, constituted
what is called the Urim and Thummim—deposited
with the plates; and the possession and use of these
stones were what constituted ‘seers’ in ancient or
former times; ..."
—Testimony of the Prophet Joseph Smith