Rick tackles a set of San Francisco 49ers Super Bowl rings, but can he bring the high asking price just a touch down? A speargun used to hunt marine life makes a splash with Corey and Rick, but will they notice anything fishy when they test it out? Chum steps up when a pair of 18th-century shoe protectors walk in the door, but can they get the seller to toe the line? Later, Rick has some interest in a miniature model of the Traders Bank of Canada. Will he become invested, or decide to withdraw? (thetvdb.com)