Hello, as a Doctor Who fan who has just watched the Twelfth Doctor regenerate into the character’s first female incarnation, I thought it would be a good time to rank them in my estimation. My rankings are purely personal, and are based on a mixture of the storylines, the performances and the whole caboodle. 14 Sixth Doctor to Seventh Doctor, Time and the Rani 1987 (Colin Baker to Sylvester McCoy)Cause of regeneration: fatally injured in a TARDIS crash caused by the Rani Coming in at the bottom spot, we have the regeneration from Six to Seven. This really is pretty bad as a regeneration story. Due to conflict between Baker and the BBC, he did not come back to film his regeneration scene or even tie up his era. Instead we were given McCoy in a blond wig. Awful In addition, because of this, the regeneration story was very underwhelming. No build up, no farewell to the outgoing Doctor. A poor showing all round. 13 Third Doctor to Fourth Doctor, Planet of the Spiders 1974 (Jon Pertwee to Tom Baker)Cause of regeneration: fatally poisoned by radiation I have no strong feelings on this particular storyline. 12 Fourth Doctor to Fifth Doctor,…