The movie revolves around Chhota Bheem, a young boy known for his immense strength and bravery, and his friends. They embark on a journey to Patliputra, a city steeped in history and mythology, which is now haunted by the spirits of the dead.
You're referring to the animated movie "Chhota Bheem and Krishna: Patliputra City of Dead" (2009). Here are some good features of the movie: Chhota Bheem Aur Krishna Patliputra City Of Dead -2009