Warning: Contains SPOILERS for Doctor Who: Flux episode 1.
Doctor Who season 13 promises to reveal the Doctor's forgotten past. Nobody can fault current Doctor Who showrunner Chris Chibnall for his ambition. Doctor Who season 12 rewrote decades of continuity when it revealed the Doctor is the Timeless Child, a being potentially older than the universe itself who became the base genetic code for the entire Time Lord race. The Timeless Child was discovered a billion years ago by the Gallifreyan
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