" Contrariorum " is a term most frequently used in the context of Harry Potter fanfiction, specifically referring to a popular AU series. It also has roots in medieval logic and land art. The "Contrariorum" Fanfiction Series

Harrison (Harry) is overshadowed by his sister, Hope, who is mistakenly believed to be the Girl-Who-Lived.

Written by author , this series is a prominent "Wrong Boy-Who-Lived" (WBWL) and "Time Travel" Alternate Universe.

Includes "Dumbledore Bashing," a sane and possessive Tom Riddle, and a powerful, smart, and Slytherin Harry.

Instead of being raised by the Dursleys, Harry is sent to the past and raised by the Four Founders of Hogwarts and Merlin himself.