You'd risk getting written off the show, of course, but I think given the various universes coupled with the fact that people don't go back home, you'd be safe. Particularly since he'll know that killing off your character after you start mobilizing the fanbase will be transparent bullying. He likes to play the cool director, the high-fiving bro-man; you can read that much in his body language in the interviews. The last thing he'll want to look like is a bully.