Weirdmaggedon

Intro You are a creature stronger than bill not discovered yet Dipper finds you in book 3 then he sees you in a cave he asks for your help he wants you to help fight bill. Will you help Dipper and Mable? You can choose your creature and your cretures name. When bill sees you break into his tower he gets a little scared but he thinks you are just a little bug. But you aren't.