He says: "I have developed my own unique style which is an amalgamation of Kalari, gymnastics, Kung Fu, weapon usage and jiu-jitsu, which we will see in the film too."
So, now we know the secret behind his super toned brawny built! Well, it would be a really big deal if one can manage to look normal (and not funny) without a shirt in front of a shirtless John Abraham! And Vidyut looks at par with the beefy John!