The trailer for Suriya's Karuppu was unveiled on Sunday, shortly after actor-turned-politician Vijay was sworn in as Tamil Nadu's chief minister. The makers appear to have waited for the political excitement to subside before launching fresh promotional material for Suriya's 45th film, directed by RJ Balaji.Is Karuppusamy walking among men?While the teaser established that Suriya's character is closely associated with Karuppusamy, a guardian deity worshipped widely across southern Tamil Nadu, the trailer strongly suggests that he may be the deity himself in human form.