

While battling the Watchtower, Doc fixes Gigawatt's flux capacitor, and with Skilz, they both help Marty and Gigawatt enough speed to travel back to 1985, preventing Rumble from awakening Megatron. However, Marty and the Autobots arrive in time to save them, defeating all the Decepticons, but they still have to fight a giant Decepticon disguised as the Hill Valley Watchtower. Gigawatt then reveals he used to be a Decepticon, but after having enough with Megatron abusing and murdering other human workers, he trans-scanned the Delorean and escaped, but his flux capacitor was damaged in the process and in order to fix it, they need Doc, who is somewhere forming his own resistance.īack on Hill Valley, Doc manages to save Biff and Marty's parents from the Constructicons, planning to reunite the last standing Autobots, But Biff double-crosses them and attempts to execute them. When the DeLorean was completely repaired, Rumble used it to travel back to 1974, using Biff to develop Energon supplies for Megatron's arrival. Doc befriended Rumble, unaware of the latter's agenda. The group meets the surviving Autobots lead by Rodimus Prime, who reveals that Doc was unintentionally responsible for the chain of events: when he traveled forward to the year 2015, he met Decepticon Rumble, who survived his encounter in 1985. Luckily, a time-traveling Cybertronian named Gigawatt locates Marty for help.Īfter a tough and confusing encounter with Starscream, Marty decides to trust Gigawatt, who is joined by Skilz, another Cybertronian disguised as Marty's skateboard. Unexpected for Marty, he wakes up in a dystopic present when the Decepticons killed most of the Autobots and successfully ruled the Earth, with Megatron having Biff Tannen as his second in command. Meanwhile, the Autobots and Decepticons fought to control the time machine. Following the events of the first film, Marty McFly finally returns home to Hill Valley in 1985, while Doc Brown departs with the DeLorean time machine.
