Batman: Arkham City Identity Theft side mission guide

Someone in Arkham City is stealing identities--more specifically, slicing off faces. True Batman fans may already have an idea of the villain behind it all, but for those who don’t know the Dark Knight’s legend, more evidence is required to find out who’s behind these murders. Here’s how to get this mission done--spoiler-free of course--as soon as each portion of it becomes available. Make sure to