History
Doctor Yesterday was a scientist who managed to discover how to open time portals. He tried to cure himself of cancer by travelling to the past and replace himself with a cancer-free version, but he was unable to do so, and he lost his mind due to the paradox of being able to travel through time but lacking time to live.
He tried to destroy the universe and began to open time portals at the Museum of Natural History in Manhattan. The New Warriors, who happened to be visiting the musem. After a fight, Doctor Yesterday was convinced to travel to the future to a time where his cancer could be easily cured.[1]See Also
- 5 appearance(s) of Doctor Yesterday (Earth-616)
- 2 mention(s) in handbook(s) of Doctor Yesterday (Earth-616)