The Riddler's green unitard from Batman Forever ... Aside from these two incredible costumes, the Batman & Robin suit, complete with rubber nipples, is also being put up for auction.

Do so to find Bane's costume, and scan it ... Near the center of the port is a squad of Riddler bots in a cage. Use the Voice Synthesizer to order them across the little bridge onto the green ...

The Subway Station and its network of underground tunnels hide several more Riddler Trophies in Batman: Arkham City. It makes you wonder what lengths Nigma is willing to go just to leave behind ...