Severus Snape is one of the most highly-debated characters in the "Harry Potter" franchise.
On one hand, he was a vindictive bully. But on the other, he was living a secret double life as both a Death Eater and a member of the Order of the Phoenix.
Prior to using her platform to spread transphobic messages, the series' controversial author J.K. Rowling was known to use Twitter, interviews, and the official Wizarding World website to expand the "Harry Potter" canon beyond the seven books.
With both the original series and this supplemental information in mind, here are 13 little-known facts about Snape that even die-hard fans may have missed or forgotten:
Warning: This slideshow contains spoilers for the "Harry Potter" book and film series.