In the potential future of Futures End, which takes place five years into the future of the current DC universe, Madison Payne is the Daughter of an arms dealer who was caught supplying both sides in order to boost his profits. After her father was arrested for treason she moved to New York City where she attends Colombia University as well as began a relationship with Cal Corcoran (Tim Drake).
While she was visiting her father in prison she was saved by Superman (Shazam) after being caught up in a prison break. Soon after she discovers Cal is really Tim Drake former Red Robin, she confronted him and broke up with him for not being able to trust him. A few days later she made plans to meet up with Jason Rusch at his lab in the university for a study session but ended up meeting Dr. Yamazake instead. Dr. Yamazake held her father as one of the people responsible for his wife’s death during the war between Earth Prime and Earth 2 so he decides to punish her by using her as his first human test subject for his teleportation machine.
While attempted to transport Madison Jason interfered knowing Dr. Yamazake calculation was incorrect, the result ended in the machine exploding causing Madison and Jason to be fused together as a new Firestorm. They went to the Justice League in hope of a way to return them back to normal but were interrupted by Brainiac’s invasion. Madison was drafted in the Justice League in order to fight off Brainiac advances. She also convinces Dr. Yamazake now going by Dr. Polaris as a result of the transporter exploding, to help the Justice League and they will help him make correction to his teleportation technology.