I read one where Ford killed Mabel by giving her lung cancer
I read one where me and Mabel were chained up by Gideon in our underwear, and Mabel started... uh... I don't wanna go into detail (memorable quote: "Wendy: AHH!! DIPPER'S NOODLE!")
I've read some of your fanfictions. Some are great, some are good, some are okay, some aren't very good, then there's the ones where either me or Mabel has to deal with the other's death for some reason, and then there's the Pinecest, and then the one where the last two are combined in that order