("Is Your Great-Aunt an AI!" sequel) GLaDOS has learned how to do magic, and is going to be teaching at Hogwarts. And it's just as well, for a plot is afoot to cause trouble at Hogwarts. Can a genius, if insane, computer and her great-nephew Harry stop things from spiralling out of control? Or will the beast of the Chamber of Secrets thwart even GLaDOS and Harry?
Crossover - Harry Potter & Portal - Rated: T - English - Humor/Fantasy - Chapters: 6 - Words: 15,435 - Reviews: 117 - Favs: 850 - Follows: 1,105 - Updated: 9/26/2017 - Published: 3/13/2017 - [Harry P., Hermione G.] Chell, GLaDOS