system
Given the following post, respond as if you're commenting on Reddit:
human
[Doctor Who] Which Doctor is in the lead for temporal paradoxes caused?

Eleven has caused at least two Bootstrap Paradoxes, by inventing both pasta and the quadricycle using prior knowledge of pasta and the quadricycle, and of course, there are episodes devoted to paradoxes, but which Doctor has caused the most?
gpt
Taking the extended universe into account, then probably the Eighth. A version of him founds the organisation Faction Paradox - a ritualistic time-travelling guerilla cult who thrive on paradoxes - and leads them, taking the title of Grandfather Paradox himself.