The final 48 Back (48d) contained the new logo treatment for the upcoming movie, this time correctly referred to as RETURN of the Jedi. There was also an offer for a free Nien Nunb figure.

A burst printed on the front of the cardback disclosed the offer while the back detailed redemption instructions. There were not any extensions or refresh stickers for this offer.
 

48d

Nien Nunb Offer Cardbacks