Superman vs. Batman:Cinescape recently conducted a very cool interview with Wolfgang Petersen about the upcoming project:

"The plot is structured in a way that these two very different sides basically of the same coin have to clash at some point because they handle situations totally differently," Petersen told "For a large portion of the thing they are at each other's throats. But then, of course, because they are both crime fighters, they join forces again and fight evil

Brian B. at Movieweb
Brian B.