It seems like whatever the Riddler’s grand designs for Gotham are, they’re managed down to the most minute detail. What other possible explanation would there be for giving a puzzle to a guy like the Penny Plunderer and strapping a bomb vest on him so he commits petty theft?

You don’t know if it’s real, he doesn’t know if it’s real, and neither of you are in any position to test your theories. Best to just let this play out as the Riddler intends. Joe Coyne goes in and returns with his overcoat bulging, bottles clinking as he walks, making sure not to say a word...