Bhubaneswar, May 21 -- The first glimpse of Dragon has already created massive buzz online. Released on May 20 as a birthday treat for Jr NTR's fans, the teaser introduces him as Luger, a deadly assassin with an unexpectedly lean appearance that immediately became the biggest talking point on social media.

But the striking look seen in the teaser did not come easy. Director Prashanth Neel has now revealed that the actor underwent an intense physical transformation, shedding close to 15 kilos within just four months for the role.

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According to Neel, the drastic makeover wasn't originally planned. During pre-produc...