Tumbbad is not just a horror movie. The horror element is low, comparing to the moral elements of the movie, such as lust, greed etc. The movie spreads light, on the greed of man and the dire consequences of the route to satisfy his greed. The mixture of mythology, horror and morals with some hard-hitting background score is one to watch. The themes and the frames of the movie, gives a more beautiful experience.
A different storyline, with a beautiful cinematography needs a praise of its own.
The trivia related to the movie is a whole another story too. 6 years of filming, even more years to write the story, a budget of just 5 crores ot set up a movie based in the British India period, and the result is movie with one of the most beautiful and aesthetically wonderful movie in the industry.
PS: While watching, the bigger the screen, the better the aesthetics.