The first trailer for Runner, Runner gave us an introduction to online poker player Richie Furst, who is lured into this lucrative and illicit world by gambling maven Ivan Block (Ben Affleck). Today we have the second trailer, which shows the dangerous measures Ivan will take in order to protect his empire. Directed by Brad Furman and co-starring Gemma Arterton, Anthony Mackie and David Costabile, Runner, Runner hits theaters on October 4.