53 11 1Actions Report Solution The Fourth Hostage Rescue Mission will appear after finding 240 Riddler Trophies. The answer to the Enigma Machine Question is ShadowOnce you enter the Riddle Chamber his one looks quite intimidating but it's fairly easy.First use the Cryptographer on the terminal behind you this starts a countdown follow the path to your left and around to the next section.Directly across from you on the wall is a Question mark use a batarang to hit that and get ready to move again. Follow the bath and climb up to the catwalk above you. Wait for the rotating Blades to pass and run across here. Then use the Line Launcher to shoot across to the next room.Now to your left you should see some generators and a crate. All you have to do is use the Electric Charge to pull the crate toward you then use a Remote Batarang to hit the question mark. Easy enough. Now enter the next room use the Line Launcher once again but get ready to change direction to your right about halfway across.Zoom toward the Hostage, grab him and crash through the window and "BAM!" 4th Hostage rescued.Guide not helping? View 1 more guide for this achievement.Showing only comment. Leave a comment. The ach is not pop up for me, then I go and save the fifth hostage, take this ach, but "Intellectual" ach is not pop up again. What do I have to do. sorry for my bad englishPosted by irobotbubble On 15 Apr 13 at 18:11 Leave a comment
27 8 3Actions Report Solution First off, you need a total of 240 Riddler Trophies before this comes up. Once it does, follow this Youtube guide which I found that will guide you through the entire puzzle! Enjoy :)All credit of this video goes to Akradon360.Showing all 3 comments. Thanks for the tipPosted by PC Calixto On 15 Jan 12 at 04:43 It's saying video is unavailable..Posted by WTG x RoCK STaR On 06 Oct 18 at 20:58 Video no longer available. downvote.Posted by Pedle Zelnip On 27 Jun 19 at 04:45