Thanks to The Book of Bill, we finally know what happened to Bill Cipher after the Pines family saved the day.For me, the series finale, "Weirdmageddon 3," boasts some scary Gravity Falls moments ...

The main antagonist of Gravity Falls, Bill Cipher is a bizarre interdimensional demon.Once summoned, the one-eyed, top hat-wearing triangle can take over a person's mind. Two seasons into Gravity ...

One person analyzed all 31 frames of the cryptic final clip and determined that the video was either real—meaning that someone shot real footage of a Bill Cipher statue—or impeccable CGI ...

Gravity Falls’ big villain, Bill Cipher, is getting his own book written by series creator, Alex Hirsch. And it’s for older readers! Out in July.

But Bill Cipher, the inter-dimensional demon bent on taking over the multiverse, is back in action — or at least, he’s back in a new book penned by Gravity Falls creator, Alex Hirsch.

Congratulations on finding the Bill Cipher statue, Bill’s final resting place! Whosoever finds this treasure is hereby the new “Mayor of Gravity Falls”—so use your title well!