You have it when you get your Batsuit. It should be in your equipment with your batarang, etc. On PS3, its hold left and down. I'm not sure about the Xbox function.
You initially find him in the 'war room' which is the small room on the west side of the torture chamber. After you conclude your business in the museum and need to speak to him again, he'll be inside the GCPD building.
To use the disruptor in batman Arkham city you will have to upgrade. You can then use gadgets against firearms.
In Batman: Arkham City, you cannot. Try to use more detail when you ask questions, it gets confusing.
Use the freeze bombs.
no but you are then allowed to use other costumes
i have cryptic powers
Nightwing is only usable in the challenge mode levels.
You can get a code to download him but you can only use him in Challenge maps.
"The question was so cryptic that I did not understand what it meant". "The cryptic clues were written on the paper". "The way she spoke was so confusing, it was almost cryptic".
you use the quickfire explosive gel on the energy beams that are giving him power
Scarecrow does not make an appearance in batman arkham city however there are a bunch of Easter eggs showing he is probably still alive such as the boat Easter egg there will be a boat rite near Nora Freezes location use your code sequencer to to break the code: city of fear then a hatch will open go down and you will see a guy strapped to a chair tied to fear gas the second big Easter egg is in the third riddler room after you rescue the hostage take out your remote controlled batarang and aim where the hostage was you will see fear gas in the corner last on the amusement mile bridge you'll see his mask.
A variation bonus is granted when you use two or more gadgets in a single combat.