Art. 2113. At the public auction, the pledgor or owner may bid. He shall, moreover, have a better right if he should offer the same terms as the highest bidder.
The pledgee may also bid, but his offer shall not be valid if he is the only bidder. (n)
RIGHT OF PLEDGOR AND PLEDGEE TO BID AT PUBLIC SALE
To avoid fraud, the pledgee is not allowed to acquire the thing pledged if he is the only bidder