- "Aw, Rubbish!"
- —Tracer, when the battlefield had failed
Tracer is one of the agents of Overwatch. She was an athletic speedster, and soldier attempt to teleport through places from one to another. So she had recall back in time to the previous point until her nemesis, Widowmaker spotted her. Her full name was Lena Oxton, in the memories of the past, can invented an aircraft known as the slipstream. Tracer had helped the allied soldiers of the Celestial Federation to negotiate each commanders, and soldiers until the war should still ongoing.