Captain Underpants Wiki
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This is a list of Retcons in the Captain Underpants series.

  1. Book 9: The dandelion of doom is not shown dead in the apocalypse timeline at the end of the book.
  2. In The Horrible Hostilities of the Homework Hydra, it is shown that dinosaurs drove cars as one appeared in the background of Ancient Egypt. However, in The Dastardly Deed of the Devious Diddlysaurus, it is not shown that dinosaurs drove cars, but they did many other things that Dinosaurs are not shown to do.
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