TRACER from Overwatch and Heroes of the Storm Blizzard videogames.

The former Overwatch agent known as Tracer is a time-jumping adventurer and an irrepressible force for good. She hails from London and has traveled all over the world.
Lena Oxton (call sign: “Tracer”) was the youngest person ever inducted into Overwatch’s experimental flight program. During its first flight, the aircraft’s teleportation matrix malfunctioned, and it disappeared. Lena was presumed dead. She reappeared months later, but her ordeal had greatly changed her: her molecules had been desynchronized from the flow of time. A scientist designed the chronal accelerator, a device capable of keeping Tracer anchored in the present and to control her own time.

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