Ron finds a strange journal in the Chamber of Secrets and starts having reoccurring dreams about a muggle girl (with strange metal things in her teeth?) trapped in a forest. It's up to the Golden Trio to uncover the mystery of the journal and prevent the mysterious power unleashed in their school from destroying their world. Rated T, pls r&r

What if Harry Potter wasn't found by the wizards that evening in Godric's hollow, after Voldemort's defeat? What if a certain dream demon came first and decided to make Harry his assistant? And when the Harry who's raised by an insane all-powerful demon named Bill Cipher attends to Hogwarts, what are going to happen?

Because of Fudge's denial of Voldemort's return causes the magic of his oath of office to be transferred to someone who has face Voldemort recently Harry Potter who discovers that he has more family members alive to help him out. He will not only have to deal with a dark lord,but Demons, and the greatest enemy known to government paperwork Multiple Xovers see inside HarryxHarem

Bill didn't want to die, he was desperate! so... slipping into a different dimension and getting caught up in another light and dark battle was probably to be expected. DEAD FIC

What happens when the Pines twins go to the wizarding school of Hogwarts? How will they survive the horrors that lie at Hogwarts?

After the events of Soos and the Real Girl, Giffany, who survived, has given up. She feels she'll never be loved. But when an obese man buys her game, she meets the man's nephew. And then she realizes that she doesn't need ROMANTIC love in order to be happy.

On a whim, Bill Cipher takes a short break and returns to Gravity Falls with the young Harry Potter under his arm. Ten years later, Harry arrives at Hogwarts with a love of physical pain, a stash of severed heads, and dexterity in demon magic. Inexplicably Human!Bill sometimes but not always. INCONSISTENT UPDATES.

They thought that their relationship shattering to pieces was bad enough. But when Cipher transported them to a dimension where a secret society is crumbling to the Dark Side, it's up to Dipper and Mabel to save both worlds, and learn the value of love and family from a pair of twins who've lost everything: their alternate selves. Set during HP7, at Hogwarts, after DMVSTF.

dipper and mabel find out they are wizards what started as an odd summer turned into an odd life for the mystery twins as they face new challenges and old foes.

Dipper wakes up on the train with no idea how he got there. Vague memories of faces and names pop up, and someone keeps talking to him, telling him all the things he should know. But why is that? And why is he here of all places? (More inside on all that is in included.)

Just one of presumably many glorious Harry Potter/Gravity Falls crossovers on this wonderful site. Still, this one may be a bit unique. I've never listened to rap, so let's hope for the best!

Gravity Falls version of Potter Puppet Pals. I've seen all of the live action videos, so I should be good. Warning: A little Pinecest, but in this story, Mabel and Dipper aren't siblings. Starting with Ginny, aka Wendy!