The Creators of the Marauder's Map Are Glossed Over The elaborate ... This has little effect on the plot, but it is much more startling in the book. Though many may have predicted Snape's identity ...

The Harry Potter books contain surprising plot twists that are now ingrained in cultural memory. The plot twists range from simple to complex, like Remus Lupin being a werewolf vs. Barty Crouch Jr ...