Hey, loyal Theorist, for MatPat’s penultimate Film Theory, we’re diving back into the world of Gravity Falls! But before that, we have to issue a big . Bill Cipher is everywhere. Not just in the land ...

There’s a new Gravity Falls book on the way, and this time it’s all about everyone’s favorite evil and triangular demon, Bill Cipher. Creator, (and also the voice of Bill) Alex Hirsch, announced the ...