Marty McFly is a fictional character and the protagonist of the Back to the Future franchise. He is a high school student living in the fictional town of Hill Valley, California, who accidentally becomes a time traveler and alters history after his scientist friend Emmett Brown invents a DeLorean time machine.
What the title says, my friends! Go right ahead and make your own team, whether or not it's your own Avengers or your own Legion of Doom, go ahead and assemble your favorite characters in your own team or teams!