The horror of this mental vision causes Miss Martian to lash out, and she beheads her future self. Miss Martian finds Robin and takes him to a location that she says will remind him that what happens in the future is up to them and not the future team.
Miss Martian's horrifying mental image leads her to strike at her future self, decapitating her. She then locates Robin and guides him to a place that serves as a reminder that their choices determine the future, not the predetermined path of the future team.