John Cena is the latest entrant in the Fast family as the actor-wrestler will be seen playing the main antagonist, who just happens to be Dom's (Vin Diesel) younger, sharper brother Jakob Torretor, Jakob has been recruited by Cipher (Charlize Theron) to kill his own own brother. Judging by the thrilling trailer, which is heavily focused on the rivalry between Cena and Diesel's character, we can expect nothing less than major fireworks when the movie hits theatres in May.