Ravanasura Review: Mass raja Ravi Teja is on a roll after the success of Dhamaka. The movie earned Rs 100 Crore at the box office. His other film Waltair Veerayya is also a massive success. Ravanasura is a revenge thriller and it is crucial for the actor to score a hattrick hit. Does Ravi Tejas Ravanasura manages to pull it off?