Something to keep in mind as you progress throughout the game: keep an eye out for those Joker teeth and those Riddler trophies, since collecting these items will increase your chances of leveling up and being able to upgrade your skills and your gadgets.This will activate the vent fan and clear out all the Joker toxin. Aim pressing the “Q” key, with a batarang to hit the control box. Once you’ve rescued the security guards, and, yes, the escaped inmate as well, you’ll want to use your detective mode to locate the control box for the ventilation fan.There’ll be another vent shaft you’ll need to make your way through to get into the decontamination room. Since the door will be locked, you’ll want to grapple to the area up above your head.
Here is where you’ll face your next rescue challenge.
Therefore, my control references will be Mac based. Please note, that although these video demonstrations are for a PC, I have this game on my Mac computer. Hey fellow gamers, here’s a full-on, start-to-end, walkthrough guide for playing Batman: Arkham Asylum. Batman: Arkham Asylum Walkthrough Guide (Secrets, Bosses, Start to Finish)