Actors Ravi Kishan and R.K. Suresh -- best known for playing negative roles on the big screen -- will lock horns with Vikram in his yet-untitled Tamil outing, which went on floors earlier this week."Both Ravi and Suresh will be seen playing the antagonists. They have very powerful roles and will be seen taking Vikram head on. They're expected to join the sets later this month," a source from the film's unit told IANS.Tamannaah Bhatia plays the leading lady and she is paired with Vikram for the first time.Being directed by Vijay Chander, the film is tipped to be an actioner.Vikram, who is simultaneously shooting for Tamil thriller "Dhruva Natchathiram", will be sporting two different looks.Thaman has been roped in to compose music, and he has already recorded one song in the album.