Warner Brothers’ Behind the Voice Teaser for Batman: Arkham Underworld is out featuring sound editing, sound design, mixing and mastering by Sonic Concepts Media.  It’s a short 30 second teaser featuring all the villains from the game and was a blast to work on! Batman: Arkham Underworld is a free to play game available on the iOS App Store for iPhone 5 or later, iPad Mini 2 or later, and 3rd Generation iPad or later: