Fast versus slow. This varying approach to depicting zombies in film, television, and video games has been going on for decades. The Zekes in World War Z are known for their speed and relentless aggression, stacking on top of each other in a frenzied bloodlust to seek out their next meal. But as we pondered this concept, we found ourselves asking, “Why not both?” The idea of transforming gameplay with Walkers became the crux of our partnership with AMC to bring a crossover episode of The Walking Dead into World War Z.