Retcon, reboot and alternate universe: what each term changes in comics
A new origin can revise the past, establish another continuity or simply open a new issue-numbering cycle. Those consequences are not equivalent.
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Comic book variant covers: what A, B and 1:25 mean
The art changes, but the story is usually the same. Here is how open-order covers, incentive ratios and store exclusives affect availability and price.