He is well within his rights just as Nupur Sharma or Kanga Ranaut, Kamlesh Tiwari were.
He is not a comedian, he is a political activist (nothing wrong in being a political activist) who just like any other activist has a bias. The UBT ShivSena that he is so aligned with are the ones who have done most of such “ye bola toh maar khayega” stunts.