First hostage guide- http://www.youtube.com/watch?v=y9QKLs5XwVw , this is the second Riddler hostage, a game of chance but is it a deception? This is a complete guide on this hostage with tips, location, info, Enigma Machine riddle solution etc. This is a part of the side mission that requires you to rescue hostages kidnapped by the Riddler, it's called- "Enigma Conundrum". This is from- Batman: Arkham City, a PS3, PC, Xbox 360 and wii-U video game. A video by DarshD, I hope you find it helpful!