You need to stay ahead of the blue electric barrier, which moves faster than you can sprint. (thesixthaxis.com)
Would money be better spent on controls and an enhanced electric barrier? (treehugger.com)
The first time was the best time: After fighting off a band of Joker's lunatics, I was trapped in a room by electric barriers as the clown laughed maniacally in the distance. (gameluster.com)