The bride of undying love

Till death do us part:When this creature enters the battlefield, Put a Groom counter on a creature and a Bride counter on the bride. They both gain 'when this creature dies, search your library and/or graveyard for 1 of the wedding cards listed, put it into your hand, then if you searched your library this way, shuffle your library.

During your turn if you control a creature that's a bride and groom with their respective 'Brides Gown' and 'Grooms finery' equip to them, 'Wedding Ring', 'Wedding Announc