chapter four: After the Blip
The Doctor and The Master have fought like I'm the old universe in this universe with everyone in this universe and others. All of the time wars that happened in the old universe happened in this universe too. During the blip The Master had been in morning The Doctor and when she came back from the events after her fellow Avengers helped stop Thanos The Master had felt so much guilt that he regenerated into a country American incarnation and took off in his TARDIS kackling like he had an idea for something. The Doctor got back in her TARDIS with a surprise waiting for her. A man named Jacob Stark had appeared in the TARDIS and the doctor said," well here we go again".