What martial art has the actor who played the antagonist in Thuppakki learned since the age of three?
Thuppakki:  It features Vijay and Kajal Aggarwal in the lead roles, Vidyut Jammwal as the antagonist, as well as Jayaram and Sathyan in supporting roles. Vidyut Jammwal:  He is also a trained martial artist, having learned Kalaripayattu (a martial art of Kerala) since the age of three.
Kalaripayattu